./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-36.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_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 20dc1fb0767de0807b7ef890f247a843538519c2d9a410bda6969ecc28831a46 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:19:09,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:19:10,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:19:10,057 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:19:10,060 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:19:10,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:19:10,096 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:19:10,097 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:19:10,097 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:19:10,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:19:10,098 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:19:10,099 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:19:10,099 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:19:10,100 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:19:10,100 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:19:10,101 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:19:10,101 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:19:10,101 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:19:10,102 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:19:10,106 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:19:10,106 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:19:10,108 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:19:10,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:19:10,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:19:10,110 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:19:10,110 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:19:10,111 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:19:10,111 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:19:10,111 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:19:10,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:19:10,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:19:10,116 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:19:10,116 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:19:10,117 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:19:10,118 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:19:10,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:19:10,119 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:19:10,119 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:19:10,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:19:10,120 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:19:10,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:19:10,121 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:19:10,121 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:19:10,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:19:10,122 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:19:10,122 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:19:10,123 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:19:10,123 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_61659ba5-afc8-4450-83be-b5e6ae86e96e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20dc1fb0767de0807b7ef890f247a843538519c2d9a410bda6969ecc28831a46 [2024-11-09 05:19:10,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:19:10,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:19:10,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:19:10,523 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:19:10,524 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:19:10,525 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-36.i Unable to find full path for "g++" [2024-11-09 05:19:13,128 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:19:13,429 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:19:13,430 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-36.i [2024-11-09 05:19:13,454 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/data/7bbd517e1/dd3f9aa9474542b5a7d935279853b566/FLAG6286f9a4d [2024-11-09 05:19:13,474 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/data/7bbd517e1/dd3f9aa9474542b5a7d935279853b566 [2024-11-09 05:19:13,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:19:13,480 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:19:13,482 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:19:13,482 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:19:13,494 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:19:13,495 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:19:13" (1/1) ... [2024-11-09 05:19:13,499 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a12f51b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:13, skipping insertion in model container [2024-11-09 05:19:13,500 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:19:13" (1/1) ... [2024-11-09 05:19:13,564 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:19:13,811 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_61659ba5-afc8-4450-83be-b5e6ae86e96e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-36.i[916,929] [2024-11-09 05:19:13,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:19:13,955 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:19:13,973 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_61659ba5-afc8-4450-83be-b5e6ae86e96e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-36.i[916,929] [2024-11-09 05:19:14,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:19:14,068 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:19:14,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:14 WrapperNode [2024-11-09 05:19:14,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:19:14,071 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:19:14,071 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:19:14,071 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:19:14,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:14" (1/1) ... [2024-11-09 05:19:14,098 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:14" (1/1) ... [2024-11-09 05:19:14,194 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 333 [2024-11-09 05:19:14,195 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:19:14,196 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:19:14,196 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:19:14,196 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:19:14,210 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:14" (1/1) ... [2024-11-09 05:19:14,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:14" (1/1) ... [2024-11-09 05:19:14,225 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:14" (1/1) ... [2024-11-09 05:19:14,226 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:14" (1/1) ... [2024-11-09 05:19:14,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:14" (1/1) ... [2024-11-09 05:19:14,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:14" (1/1) ... [2024-11-09 05:19:14,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:14" (1/1) ... [2024-11-09 05:19:14,270 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:14" (1/1) ... [2024-11-09 05:19:14,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:19:14,281 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:19:14,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:19:14,282 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:19:14,287 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:14" (1/1) ... [2024-11-09 05:19:14,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:19:14,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:19:14,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:19:14,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:19:14,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:19:14,401 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:19:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:19:14,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:19:14,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:19:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:19:14,586 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:19:14,592 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:19:15,658 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-11-09 05:19:15,658 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:19:16,399 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:19:16,399 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:19:16,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:19:16 BoogieIcfgContainer [2024-11-09 05:19:16,400 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:19:16,404 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:19:16,405 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:19:16,410 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:19:16,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:19:13" (1/3) ... [2024-11-09 05:19:16,413 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21119b7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:19:16, skipping insertion in model container [2024-11-09 05:19:16,413 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:14" (2/3) ... [2024-11-09 05:19:16,415 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21119b7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:19:16, skipping insertion in model container [2024-11-09 05:19:16,415 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:19:16" (3/3) ... [2024-11-09 05:19:16,417 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-36.i [2024-11-09 05:19:16,441 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:19:16,441 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:19:16,536 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:19:16,549 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;@166a5835, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:19:16,549 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:19:16,555 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-09 05:19:16,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-09 05:19:16,571 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:19:16,572 INFO L215 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:19:16,573 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:19:16,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:19:16,579 INFO L85 PathProgramCache]: Analyzing trace with hash -348257377, now seen corresponding path program 1 times [2024-11-09 05:19:16,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:19:16,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953370305] [2024-11-09 05:19:16,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:19:16,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:19:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 05:19:17,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [869365825] [2024-11-09 05:19:17,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:19:17,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:19:17,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:19:17,685 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:19:17,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:19:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:19:18,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:19:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:19:18,538 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:19:18,540 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:19:18,543 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:19:18,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 05:19:18,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 05:19:18,749 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:19:18,860 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:19:18,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:19:18 BoogieIcfgContainer [2024-11-09 05:19:18,863 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:19:18,864 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:19:18,864 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:19:18,865 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:19:18,865 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:19:16" (3/4) ... [2024-11-09 05:19:18,868 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:19:18,869 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:19:18,871 INFO L158 Benchmark]: Toolchain (without parser) took 5391.11ms. Allocated memory was 153.1MB in the beginning and 195.0MB in the end (delta: 41.9MB). Free memory was 119.2MB in the beginning and 128.0MB in the end (delta: -8.8MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2024-11-09 05:19:18,871 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 102.8MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:19:18,872 INFO L158 Benchmark]: CACSL2BoogieTranslator took 588.15ms. Allocated memory is still 153.1MB. Free memory was 118.8MB in the beginning and 99.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 05:19:18,873 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.32ms. Allocated memory is still 153.1MB. Free memory was 99.9MB in the beginning and 94.0MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:19:18,873 INFO L158 Benchmark]: Boogie Preprocessor took 84.92ms. Allocated memory is still 153.1MB. Free memory was 94.0MB in the beginning and 91.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:19:18,874 INFO L158 Benchmark]: RCFGBuilder took 2118.42ms. Allocated memory is still 153.1MB. Free memory was 91.1MB in the beginning and 64.5MB in the end (delta: 26.6MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2024-11-09 05:19:18,875 INFO L158 Benchmark]: TraceAbstraction took 2459.07ms. Allocated memory was 153.1MB in the beginning and 195.0MB in the end (delta: 41.9MB). Free memory was 63.5MB in the beginning and 128.0MB in the end (delta: -64.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:19:18,875 INFO L158 Benchmark]: Witness Printer took 5.58ms. Allocated memory is still 195.0MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:19:18,879 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 102.8MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 588.15ms. Allocated memory is still 153.1MB. Free memory was 118.8MB in the beginning and 99.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.32ms. Allocated memory is still 153.1MB. Free memory was 99.9MB in the beginning and 94.0MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.92ms. Allocated memory is still 153.1MB. Free memory was 94.0MB in the beginning and 91.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2118.42ms. Allocated memory is still 153.1MB. Free memory was 91.1MB in the beginning and 64.5MB in the end (delta: 26.6MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2459.07ms. Allocated memory was 153.1MB in the beginning and 195.0MB in the end (delta: 41.9MB). Free memory was 63.5MB in the beginning and 128.0MB in the end (delta: -64.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.58ms. Allocated memory is still 195.0MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 107, overapproximation of someBinaryArithmeticDOUBLEoperation at line 101, overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of bitwiseOr at line 69, overapproximation of someUnaryDOUBLEoperation at line 22, overapproximation of bitwiseAnd at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 202, overapproximation of someBinaryArithmeticFLOAToperation at line 99. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = -0.5; [L23] unsigned char var_1_2 = 0; [L24] float var_1_4 = 32.5; [L25] float var_1_5 = 10.25; [L26] float var_1_6 = 15.2; [L27] unsigned short int var_1_7 = 1; [L28] unsigned short int var_1_10 = 1; [L29] signed short int var_1_12 = 8; [L30] signed short int var_1_13 = -16; [L31] unsigned long int var_1_16 = 0; [L32] unsigned long int var_1_17 = 1790089366; [L33] unsigned long int var_1_18 = 1816612959; [L34] unsigned long int var_1_19 = 2; [L35] unsigned char var_1_20 = 32; [L36] unsigned char var_1_21 = 32; [L37] unsigned short int var_1_22 = 256; [L38] unsigned short int var_1_23 = 21380; [L39] signed char var_1_25 = 8; [L40] signed char var_1_26 = 0; [L41] signed char var_1_27 = 32; [L42] signed char var_1_28 = 32; [L43] double var_1_29 = 99999999.2; [L44] double var_1_31 = 64.25; [L45] double var_1_32 = 100.6; [L46] unsigned char var_1_33 = 0; [L47] unsigned char var_1_34 = 0; [L48] unsigned short int var_1_35 = 4; [L49] unsigned long int last_1_var_1_16 = 0; [L50] unsigned long int last_1_var_1_19 = 2; [L51] unsigned char last_1_var_1_20 = 32; [L52] signed char last_1_var_1_25 = 8; [L53] unsigned char last_1_var_1_33 = 0; [L206] isInitial = 1 [L207] FCALL initially() [L208] COND TRUE 1 [L209] CALL updateLastVariables() [L195] last_1_var_1_16 = var_1_16 [L196] last_1_var_1_19 = var_1_19 [L197] last_1_var_1_20 = var_1_20 [L198] last_1_var_1_25 = var_1_25 [L199] last_1_var_1_33 = var_1_33 [L209] RET updateLastVariables() [L210] CALL updateVariables() [L149] var_1_2 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=65/2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=65/2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L151] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=65/2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=65/2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L152] var_1_4 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L154] var_1_5 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_6=76/5, var_1_7=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_6=76/5, var_1_7=1] [L156] var_1_6 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L158] var_1_10 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L160] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L161] var_1_12 = __VERIFIER_nondet_short() [L162] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L163] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L164] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L165] var_1_17 = __VERIFIER_nondet_ulong() [L166] CALL assume_abort_if_not(var_1_17 >= 1610612735) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_17 >= 1610612735) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L167] CALL assume_abort_if_not(var_1_17 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_17 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L168] var_1_18 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_18 >= 1610612735) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_18 >= 1610612735) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L170] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L171] var_1_21 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L173] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L174] var_1_23 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_23 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_23 >= 16383) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L176] CALL assume_abort_if_not(var_1_23 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_23 <= 32767) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L177] var_1_26 = __VERIFIER_nondet_char() [L178] CALL assume_abort_if_not(var_1_26 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_26 >= -63) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L179] CALL assume_abort_if_not(var_1_26 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_26 <= 63) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L180] var_1_27 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_27 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_27 >= -63) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L182] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L183] var_1_28 = __VERIFIER_nondet_char() [L184] CALL assume_abort_if_not(var_1_28 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_28 >= -127) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L185] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L186] var_1_31 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_31 >= -461168.6018427382800e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 4611686.018427382800e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=499999996/5, var_1_2=0, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_31 >= -461168.6018427382800e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 4611686.018427382800e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=499999996/5, var_1_2=0, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L188] var_1_32 = __VERIFIER_nondet_double() [L189] 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_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=499999996/5, var_1_2=0, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L189] 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_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=499999996/5, var_1_2=0, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L190] var_1_34 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=499999996/5, var_1_2=0, var_1_33=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=499999996/5, var_1_2=0, var_1_33=0, var_1_35=4, var_1_7=1] [L192] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=499999996/5, var_1_2=0, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=-256, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=499999996/5, var_1_2=0, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L210] RET updateVariables() [L211] CALL step() [L57] COND FALSE !(\read(last_1_var_1_33)) [L66] COND FALSE !(var_1_6 == (- (99.4f * var_1_4))) [L69] EXPR last_1_var_1_20 ^ last_1_var_1_19 [L69] COND FALSE !((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) [L72] var_1_25 = var_1_26 [L75] EXPR var_1_10 & last_1_var_1_25 [L75] unsigned long int stepLocal_3 = last_1_var_1_16 * (var_1_10 & last_1_var_1_25); [L76] COND FALSE !(\read(last_1_var_1_33)) [L85] var_1_20 = 100 [L87] signed char stepLocal_2 = var_1_25; [L88] unsigned short int stepLocal_1 = var_1_7; [L89] COND FALSE !(stepLocal_2 <= last_1_var_1_16) [L92] COND FALSE !(last_1_var_1_16 == stepLocal_1) [L96] unsigned long int stepLocal_5 = var_1_16; [L97] COND TRUE var_1_18 >= stepLocal_5 [L98] COND TRUE (- var_1_6) <= var_1_4 [L99] var_1_29 = ((((var_1_5) > ((var_1_6 - var_1_4))) ? (var_1_5) : ((var_1_6 - var_1_4)))) [L106] var_1_35 = var_1_7 [L107] EXPR var_1_20 >> var_1_12 [L107] EXPR ((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12)) [L107] EXPR var_1_20 >> var_1_12 [L107] EXPR ((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12)) [L107] COND FALSE !((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) [L110] var_1_13 = ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))) [L112] COND TRUE var_1_13 >= var_1_18 [L113] var_1_19 = ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))) [L115] signed short int stepLocal_6 = var_1_13; [L116] EXPR var_1_20 ^ var_1_23 [L116] COND TRUE (var_1_20 ^ var_1_23) > stepLocal_6 [L117] COND TRUE ! (var_1_18 == (var_1_20 + var_1_7)) [L118] var_1_33 = var_1_34 [L127] unsigned long int stepLocal_0 = var_1_19; [L128] COND FALSE !(\read(var_1_33)) [L135] var_1_1 = var_1_6 [L137] unsigned char stepLocal_4 = var_1_20; [L138] COND FALSE !(stepLocal_4 < var_1_20) [L141] COND FALSE !(\read(var_1_33)) [L144] var_1_22 = 2 [L211] RET step() [L212] CALL, EXPR property() [L202] EXPR ((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25)))))) [L202] EXPR (((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100))) [L202] EXPR (((((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100)))) && ((var_1_20 < var_1_20) ? (var_1_22 == ((unsigned short int) ((((((var_1_16 + 16) + (var_1_23 - var_1_21))) < (var_1_20)) ? (((var_1_16 + 16) + (var_1_23 - var_1_21))) : (var_1_20))))) : (var_1_33 ? (var_1_22 == ((unsigned short int) var_1_20)) : (var_1_22 == ((unsigned short int) 2))))) && ((var_1_6 == (- (99.4f * var_1_4))) ? (var_1_25 == ((signed char) (((((var_1_26 + var_1_27)) < (var_1_28)) ? ((var_1_26 + var_1_27)) : (var_1_28))))) : (((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) ? (var_1_25 == ((signed char) var_1_27)) : (var_1_25 == ((signed char) var_1_26)))) [L202] EXPR (((((((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100)))) && ((var_1_20 < var_1_20) ? (var_1_22 == ((unsigned short int) ((((((var_1_16 + 16) + (var_1_23 - var_1_21))) < (var_1_20)) ? (((var_1_16 + 16) + (var_1_23 - var_1_21))) : (var_1_20))))) : (var_1_33 ? (var_1_22 == ((unsigned short int) var_1_20)) : (var_1_22 == ((unsigned short int) 2))))) && ((var_1_6 == (- (99.4f * var_1_4))) ? (var_1_25 == ((signed char) (((((var_1_26 + var_1_27)) < (var_1_28)) ? ((var_1_26 + var_1_27)) : (var_1_28))))) : (((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) ? (var_1_25 == ((signed char) var_1_27)) : (var_1_25 == ((signed char) var_1_26))))) && ((var_1_18 >= var_1_16) ? (((- var_1_6) <= var_1_4) ? (var_1_29 == ((double) ((((var_1_5) > ((var_1_6 - var_1_4))) ? (var_1_5) : ((var_1_6 - var_1_4)))))) : (var_1_29 == ((double) (1.0000000000002E12 + ((((((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) > (var_1_32)) ? (((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) : (var_1_32))))))) : (var_1_29 == ((double) var_1_6)))) && (((var_1_20 ^ var_1_23) > var_1_13) ? ((! (var_1_18 == (var_1_20 + var_1_7))) ? (var_1_33 == ((unsigned char) var_1_34)) : 1) : (var_1_2 ? (var_1_33 == ((unsigned char) 0)) : (var_1_33 == ((unsigned char) var_1_34)))) [L202-L203] return ((((((((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100)))) && ((var_1_20 < var_1_20) ? (var_1_22 == ((unsigned short int) ((((((var_1_16 + 16) + (var_1_23 - var_1_21))) < (var_1_20)) ? (((var_1_16 + 16) + (var_1_23 - var_1_21))) : (var_1_20))))) : (var_1_33 ? (var_1_22 == ((unsigned short int) var_1_20)) : (var_1_22 == ((unsigned short int) 2))))) && ((var_1_6 == (- (99.4f * var_1_4))) ? (var_1_25 == ((signed char) (((((var_1_26 + var_1_27)) < (var_1_28)) ? ((var_1_26 + var_1_27)) : (var_1_28))))) : (((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) ? (var_1_25 == ((signed char) var_1_27)) : (var_1_25 == ((signed char) var_1_26))))) && ((var_1_18 >= var_1_16) ? (((- var_1_6) <= var_1_4) ? (var_1_29 == ((double) ((((var_1_5) > ((var_1_6 - var_1_4))) ? (var_1_5) : ((var_1_6 - var_1_4)))))) : (var_1_29 == ((double) (1.0000000000002E12 + ((((((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) > (var_1_32)) ? (((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) : (var_1_32))))))) : (var_1_29 == ((double) var_1_6)))) && (((var_1_20 ^ var_1_23) > var_1_13) ? ((! (var_1_18 == (var_1_20 + var_1_7))) ? (var_1_33 == ((unsigned char) var_1_34)) : 1) : (var_1_2 ? (var_1_33 == ((unsigned char) 0)) : (var_1_33 == ((unsigned char) var_1_34))))) && (var_1_35 == ((unsigned short int) var_1_7)) ; [L212] RET, EXPR property() [L212] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-62, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=100, var_1_1=2, var_1_20=100, var_1_21=-256, var_1_22=2, var_1_23=16383, var_1_25=-62, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=3, var_1_2=0, var_1_33=0, var_1_34=0, var_1_35=1, var_1_5=3, var_1_6=2, var_1_7=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=-65528, var_1_12=41, var_1_13=-62, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=100, var_1_1=2, var_1_20=100, var_1_21=-256, var_1_22=2, var_1_23=16383, var_1_25=-62, var_1_26=-62, var_1_27=-63, var_1_28=-127, var_1_29=3, var_1_2=0, var_1_33=0, var_1_34=0, var_1_35=1, var_1_5=3, var_1_6=2, var_1_7=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 1, TraceHistogramMax: 28, 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=53occurred 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, 1.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 208 NumberOfCodeBlocks, 208 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 05:19:18,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 20dc1fb0767de0807b7ef890f247a843538519c2d9a410bda6969ecc28831a46 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:19:21,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:19:21,955 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:19:21,963 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:19:21,966 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:19:22,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:19:22,012 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:19:22,013 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:19:22,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:19:22,016 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:19:22,016 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:19:22,017 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:19:22,017 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:19:22,020 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:19:22,020 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:19:22,021 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:19:22,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:19:22,026 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:19:22,026 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:19:22,027 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:19:22,027 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:19:22,028 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:19:22,028 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:19:22,031 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:19:22,031 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:19:22,032 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:19:22,032 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:19:22,033 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:19:22,033 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:19:22,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:19:22,034 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:19:22,034 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:19:22,034 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:19:22,035 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:19:22,035 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:19:22,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:19:22,036 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:19:22,036 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:19:22,036 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:19:22,039 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:19:22,040 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:19:22,041 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:19:22,041 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:19:22,041 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_61659ba5-afc8-4450-83be-b5e6ae86e96e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20dc1fb0767de0807b7ef890f247a843538519c2d9a410bda6969ecc28831a46 [2024-11-09 05:19:22,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:19:22,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:19:22,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:19:22,547 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:19:22,549 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:19:22,551 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-36.i Unable to find full path for "g++" [2024-11-09 05:19:25,303 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:19:25,690 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:19:25,691 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-36.i [2024-11-09 05:19:25,708 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/data/ac8d3c44c/f75050fdbc194de780bbe70f64bf6f9c/FLAG30489e1af [2024-11-09 05:19:25,743 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/data/ac8d3c44c/f75050fdbc194de780bbe70f64bf6f9c [2024-11-09 05:19:25,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:19:25,750 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:19:25,754 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:19:25,755 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:19:25,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:19:25,764 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:19:25" (1/1) ... [2024-11-09 05:19:25,765 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d8550ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:25, skipping insertion in model container [2024-11-09 05:19:25,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:19:25" (1/1) ... [2024-11-09 05:19:25,809 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:19:26,083 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_61659ba5-afc8-4450-83be-b5e6ae86e96e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-36.i[916,929] [2024-11-09 05:19:26,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:19:26,268 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:19:26,290 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_61659ba5-afc8-4450-83be-b5e6ae86e96e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-36.i[916,929] [2024-11-09 05:19:26,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:19:26,384 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:19:26,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:26 WrapperNode [2024-11-09 05:19:26,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:19:26,386 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:19:26,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:19:26,387 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:19:26,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:26" (1/1) ... [2024-11-09 05:19:26,417 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:26" (1/1) ... [2024-11-09 05:19:26,474 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2024-11-09 05:19:26,479 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:19:26,480 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:19:26,480 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:19:26,480 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:19:26,492 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:26" (1/1) ... [2024-11-09 05:19:26,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:26" (1/1) ... [2024-11-09 05:19:26,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:26" (1/1) ... [2024-11-09 05:19:26,498 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:26" (1/1) ... [2024-11-09 05:19:26,511 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:26" (1/1) ... [2024-11-09 05:19:26,516 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:26" (1/1) ... [2024-11-09 05:19:26,524 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:26" (1/1) ... [2024-11-09 05:19:26,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:26" (1/1) ... [2024-11-09 05:19:26,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:19:26,539 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:19:26,540 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:19:26,540 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:19:26,541 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:26" (1/1) ... [2024-11-09 05:19:26,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:19:26,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:19:26,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:19:26,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:19:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:19:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:19:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:19:26,632 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:19:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:19:26,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:19:26,764 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:19:26,767 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:19:30,550 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 05:19:30,551 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:19:30,568 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:19:30,568 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:19:30,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:19:30 BoogieIcfgContainer [2024-11-09 05:19:30,569 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:19:30,572 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:19:30,573 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:19:30,576 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:19:30,576 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:19:25" (1/3) ... [2024-11-09 05:19:30,577 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50fbe827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:19:30, skipping insertion in model container [2024-11-09 05:19:30,578 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:19:26" (2/3) ... [2024-11-09 05:19:30,578 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50fbe827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:19:30, skipping insertion in model container [2024-11-09 05:19:30,578 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:19:30" (3/3) ... [2024-11-09 05:19:30,580 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-36.i [2024-11-09 05:19:30,602 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:19:30,603 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:19:30,693 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:19:30,701 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;@6876d95d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:19:30,701 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:19:30,707 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-09 05:19:30,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-09 05:19:30,728 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:19:30,730 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:19:30,730 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:19:30,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:19:30,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1510377809, now seen corresponding path program 1 times [2024-11-09 05:19:30,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:19:30,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [324947459] [2024-11-09 05:19:30,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:19:30,753 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 05:19:30,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:19:30,756 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 05:19:30,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 05:19:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:19:31,393 INFO L255 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:19:31,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:19:31,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 422 proven. 0 refuted. 0 times theorem prover too weak. 1090 trivial. 0 not checked. [2024-11-09 05:19:31,495 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:19:31,496 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:19:31,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [324947459] [2024-11-09 05:19:31,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [324947459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:19:31,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:19:31,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:19:31,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048709291] [2024-11-09 05:19:31,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:19:31,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:19:31,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:19:31,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:19:31,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:19:31,535 INFO L87 Difference]: Start difference. First operand has 91 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-09 05:19:31,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:19:31,581 INFO L93 Difference]: Finished difference Result 175 states and 306 transitions. [2024-11-09 05:19:31,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:19:31,586 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 183 [2024-11-09 05:19:31,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:19:31,601 INFO L225 Difference]: With dead ends: 175 [2024-11-09 05:19:31,601 INFO L226 Difference]: Without dead ends: 87 [2024-11-09 05:19:31,607 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 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 05:19:31,612 INFO L432 NwaCegarLoop]: 135 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, 135 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 05:19:31,613 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:19:31,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2024-11-09 05:19:31,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2024-11-09 05:19:31,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 57 states have (on average 1.3859649122807018) internal successors, (79), 57 states have internal predecessors, (79), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-09 05:19:31,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 135 transitions. [2024-11-09 05:19:31,671 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 135 transitions. Word has length 183 [2024-11-09 05:19:31,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:19:31,671 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 135 transitions. [2024-11-09 05:19:31,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-09 05:19:31,674 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 135 transitions. [2024-11-09 05:19:31,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-09 05:19:31,683 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:19:31,683 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:19:31,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 05:19:31,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 05:19:31,892 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:19:31,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:19:31,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1553238729, now seen corresponding path program 1 times [2024-11-09 05:19:31,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:19:31,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [458740637] [2024-11-09 05:19:31,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:19:31,895 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 05:19:31,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:19:31,899 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 05:19:31,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 05:19:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:19:32,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:19:32,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:19:34,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 788 proven. 84 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-09 05:19:34,581 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:19:35,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-09 05:19:35,850 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:19:35,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [458740637] [2024-11-09 05:19:35,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [458740637] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:19:35,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1248347179] [2024-11-09 05:19:35,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:19:35,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:19:35,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:19:35,856 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:19:35,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 05:19:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:19:37,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 05:19:37,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:19:37,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-09 05:19:37,584 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:19:37,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1248347179] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:19:37,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 05:19:37,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 6] total 15 [2024-11-09 05:19:37,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338785683] [2024-11-09 05:19:37,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:19:37,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:19:37,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:19:37,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:19:37,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:19:37,590 INFO L87 Difference]: Start difference. First operand 87 states and 135 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-09 05:19:39,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:42,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:43,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:44,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:19:44,029 INFO L93 Difference]: Finished difference Result 255 states and 399 transitions. [2024-11-09 05:19:44,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:19:44,030 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 183 [2024-11-09 05:19:44,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:19:44,036 INFO L225 Difference]: With dead ends: 255 [2024-11-09 05:19:44,036 INFO L226 Difference]: Without dead ends: 171 [2024-11-09 05:19:44,038 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 546 GetRequests, 533 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:19:44,039 INFO L432 NwaCegarLoop]: 216 mSDtfsCounter, 115 mSDsluCounter, 173 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:19:44,040 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 389 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 104 Invalid, 2 Unknown, 0 Unchecked, 6.4s Time] [2024-11-09 05:19:44,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2024-11-09 05:19:44,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 168. [2024-11-09 05:19:44,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 109 states have (on average 1.385321100917431) internal successors, (151), 109 states have internal predecessors, (151), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-09 05:19:44,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 263 transitions. [2024-11-09 05:19:44,078 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 263 transitions. Word has length 183 [2024-11-09 05:19:44,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:19:44,079 INFO L471 AbstractCegarLoop]: Abstraction has 168 states and 263 transitions. [2024-11-09 05:19:44,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-09 05:19:44,080 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 263 transitions. [2024-11-09 05:19:44,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-09 05:19:44,083 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:19:44,084 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:19:44,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 05:19:44,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-09 05:19:44,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 05:19:44,485 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:19:44,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:19:44,486 INFO L85 PathProgramCache]: Analyzing trace with hash -852258457, now seen corresponding path program 1 times [2024-11-09 05:19:44,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:19:44,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1153551476] [2024-11-09 05:19:44,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:19:44,487 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 05:19:44,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:19:44,490 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 05:19:44,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 05:19:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:19:45,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:19:45,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:19:46,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 788 proven. 84 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-09 05:19:46,897 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:19:47,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-09 05:19:47,943 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:19:47,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1153551476] [2024-11-09 05:19:47,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1153551476] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:19:47,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1926945888] [2024-11-09 05:19:47,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:19:47,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:19:47,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:19:47,948 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:19:47,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 05:19:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:19:48,515 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 05:19:48,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:19:48,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-09 05:19:48,616 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:19:48,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1926945888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:19:48,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 05:19:48,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 6] total 14 [2024-11-09 05:19:48,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674276917] [2024-11-09 05:19:48,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:19:48,618 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:19:48,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:19:48,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:19:48,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:19:48,621 INFO L87 Difference]: Start difference. First operand 168 states and 263 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-09 05:19:50,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:52,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:52,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:19:52,829 INFO L93 Difference]: Finished difference Result 496 states and 779 transitions. [2024-11-09 05:19:52,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:19:52,830 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 184 [2024-11-09 05:19:52,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:19:52,840 INFO L225 Difference]: With dead ends: 496 [2024-11-09 05:19:52,840 INFO L226 Difference]: Without dead ends: 331 [2024-11-09 05:19:52,842 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 549 GetRequests, 537 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:19:52,847 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 124 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:19:52,848 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 257 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 2 Unknown, 0 Unchecked, 4.2s Time] [2024-11-09 05:19:52,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2024-11-09 05:19:52,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 327. [2024-11-09 05:19:52,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 210 states have (on average 1.361904761904762) internal successors, (286), 210 states have internal predecessors, (286), 112 states have call successors, (112), 4 states have call predecessors, (112), 4 states have return successors, (112), 112 states have call predecessors, (112), 112 states have call successors, (112) [2024-11-09 05:19:52,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 510 transitions. [2024-11-09 05:19:52,941 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 510 transitions. Word has length 184 [2024-11-09 05:19:52,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:19:52,945 INFO L471 AbstractCegarLoop]: Abstraction has 327 states and 510 transitions. [2024-11-09 05:19:52,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-09 05:19:52,946 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 510 transitions. [2024-11-09 05:19:52,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-09 05:19:52,949 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:19:52,952 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:19:52,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-09 05:19:53,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-09 05:19:53,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:19:53,353 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:19:53,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:19:53,354 INFO L85 PathProgramCache]: Analyzing trace with hash -850411415, now seen corresponding path program 1 times [2024-11-09 05:19:53,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:19:53,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [190128392] [2024-11-09 05:19:53,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:19:53,355 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 05:19:53,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:19:53,356 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 05:19:53,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-09 05:19:53,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:19:53,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:19:53,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:19:55,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 788 proven. 84 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-09 05:19:55,582 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:19:56,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-09 05:19:56,668 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:19:56,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [190128392] [2024-11-09 05:19:56,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [190128392] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:19:56,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [836227857] [2024-11-09 05:19:56,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:19:56,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:19:56,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:19:56,673 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:19:56,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 05:19:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:19:58,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:19:58,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:19:58,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-11-09 05:19:58,967 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:19:59,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-09 05:19:59,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [836227857] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:19:59,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [328921447] [2024-11-09 05:19:59,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:19:59,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:19:59,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:19:59,751 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:19:59,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-09 05:20:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:20:00,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:20:00,187 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:20:00,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-11-09 05:20:00,863 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:20:01,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-09 05:20:01,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [328921447] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:20:01,641 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:20:01,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6, 6, 6, 6] total 14 [2024-11-09 05:20:01,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956187559] [2024-11-09 05:20:01,642 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:20:01,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 05:20:01,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:20:01,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 05:20:01,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:20:01,646 INFO L87 Difference]: Start difference. First operand 327 states and 510 transitions. Second operand has 14 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 4 states have call successors, (57), 3 states have call predecessors, (57), 6 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) [2024-11-09 05:20:05,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:07,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:09,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:11,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:13,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:15,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:17,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:19,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:20,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:20:20,612 INFO L93 Difference]: Finished difference Result 1019 states and 1511 transitions. [2024-11-09 05:20:20,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 05:20:20,613 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 4 states have call successors, (57), 3 states have call predecessors, (57), 6 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) Word has length 184 [2024-11-09 05:20:20,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:20:20,620 INFO L225 Difference]: With dead ends: 1019 [2024-11-09 05:20:20,623 INFO L226 Difference]: Without dead ends: 695 [2024-11-09 05:20:20,625 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1109 GetRequests, 1087 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=195, Invalid=357, Unknown=0, NotChecked=0, Total=552 [2024-11-09 05:20:20,626 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 209 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 582 mSolverCounterSat, 58 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 580 SdHoareTripleChecker+Invalid, 646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 582 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:20:20,626 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 580 Invalid, 646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 582 Invalid, 6 Unknown, 0 Unchecked, 18.3s Time] [2024-11-09 05:20:20,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states. [2024-11-09 05:20:20,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 282. [2024-11-09 05:20:20,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 193 states have (on average 1.2849740932642486) internal successors, (248), 195 states have internal predecessors, (248), 80 states have call successors, (80), 8 states have call predecessors, (80), 8 states have return successors, (80), 78 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-09 05:20:20,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 408 transitions. [2024-11-09 05:20:20,701 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 408 transitions. Word has length 184 [2024-11-09 05:20:20,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:20:20,704 INFO L471 AbstractCegarLoop]: Abstraction has 282 states and 408 transitions. [2024-11-09 05:20:20,705 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 4 states have call successors, (57), 3 states have call predecessors, (57), 6 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) [2024-11-09 05:20:20,705 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 408 transitions. [2024-11-09 05:20:20,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-09 05:20:20,707 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:20:20,708 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:20:20,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-09 05:20:20,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-09 05:20:21,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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)] Ended with exit code 0 [2024-11-09 05:20:21,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 05:20:21,313 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:20:21,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:20:21,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1437217429, now seen corresponding path program 1 times [2024-11-09 05:20:21,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:20:21,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2100136452] [2024-11-09 05:20:21,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:20:21,315 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 05:20:21,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:20:21,316 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 05:20:21,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/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 05:20:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:20:21,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:20:21,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:20:29,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 352 proven. 141 refuted. 0 times theorem prover too weak. 1019 trivial. 0 not checked. [2024-11-09 05:20:29,089 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:20:42,952 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:20:42,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2100136452] [2024-11-09 05:20:42,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2100136452] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:20:42,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1125048728] [2024-11-09 05:20:42,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:20:42,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:20:42,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:20:42,954 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:20:42,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 05:20:44,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:20:44,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 05:20:44,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:20:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 352 proven. 141 refuted. 0 times theorem prover too weak. 1019 trivial. 0 not checked. [2024-11-09 05:20:51,869 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:20:59,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1125048728] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:20:59,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [285765356] [2024-11-09 05:20:59,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:20:59,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:20:59,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:20:59,089 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:20:59,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61659ba5-afc8-4450-83be-b5e6ae86e96e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-09 05:20:59,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:20:59,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-09 05:20:59,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:21:13,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 772 proven. 249 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2024-11-09 05:21:13,648 INFO L311 TraceCheckSpWp]: Computing backward predicates...