./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-53.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire --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 8eeb14fc4af4141dc041f376e493f1f94c8be383db2e49ff3554ffa1b21cacd5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:10:10,163 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:10:10,240 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:10:10,246 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:10:10,247 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:10:10,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:10:10,277 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:10:10,278 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:10:10,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:10:10,279 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:10:10,280 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:10:10,280 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:10:10,281 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:10:10,282 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:10:10,282 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:10:10,283 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:10:10,284 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:10:10,284 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:10:10,285 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:10:10,285 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:10:10,286 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:10:10,291 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:10:10,292 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:10:10,292 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:10:10,293 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:10:10,293 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:10:10,294 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:10:10,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:10:10,295 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:10:10,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:10:10,296 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:10:10,296 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:10:10,297 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:10:10,297 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:10:10,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:10:10,298 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:10:10,299 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:10:10,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:10:10,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:10:10,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:10:10,301 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:10:10,306 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:10:10,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:10:10,306 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:10:10,307 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:10:10,307 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:10:10,307 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:10:10,307 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_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8eeb14fc4af4141dc041f376e493f1f94c8be383db2e49ff3554ffa1b21cacd5 [2023-11-23 21:10:10,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:10:10,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:10:10,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:10:10,630 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:10:10,630 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:10:10,632 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-53.i [2023-11-23 21:10:13,778 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:10:14,039 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:10:14,039 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-53.i [2023-11-23 21:10:14,053 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/data/03c1bcfae/ef1b516dedf146d7a9a345ba6e0b2b00/FLAG2f6755e92 [2023-11-23 21:10:14,068 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/data/03c1bcfae/ef1b516dedf146d7a9a345ba6e0b2b00 [2023-11-23 21:10:14,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:10:14,073 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:10:14,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:10:14,075 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:10:14,081 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:10:14,082 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:10:14" (1/1) ... [2023-11-23 21:10:14,083 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3afb93f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14, skipping insertion in model container [2023-11-23 21:10:14,083 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:10:14" (1/1) ... [2023-11-23 21:10:14,119 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:10:14,282 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-53.i[915,928] [2023-11-23 21:10:14,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:10:14,408 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:10:14,422 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-53.i[915,928] [2023-11-23 21:10:14,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:10:14,489 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:10:14,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14 WrapperNode [2023-11-23 21:10:14,490 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:10:14,492 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:10:14,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:10:14,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:10:14,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14" (1/1) ... [2023-11-23 21:10:14,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14" (1/1) ... [2023-11-23 21:10:14,564 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 217 [2023-11-23 21:10:14,564 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:10:14,565 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:10:14,565 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:10:14,566 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:10:14,576 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14" (1/1) ... [2023-11-23 21:10:14,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14" (1/1) ... [2023-11-23 21:10:14,581 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14" (1/1) ... [2023-11-23 21:10:14,581 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14" (1/1) ... [2023-11-23 21:10:14,595 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14" (1/1) ... [2023-11-23 21:10:14,599 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14" (1/1) ... [2023-11-23 21:10:14,608 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14" (1/1) ... [2023-11-23 21:10:14,624 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14" (1/1) ... [2023-11-23 21:10:14,630 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:10:14,631 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:10:14,631 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:10:14,631 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:10:14,632 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14" (1/1) ... [2023-11-23 21:10:14,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:10:14,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:10:14,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:10:14,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:10:14,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:10:14,727 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:10:14,727 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:10:14,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:10:14,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:10:14,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:10:14,823 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:10:14,825 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:10:15,309 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:10:15,648 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:10:15,649 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:10:15,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:15 BoogieIcfgContainer [2023-11-23 21:10:15,651 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:10:15,654 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:10:15,654 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:10:15,657 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:10:15,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:10:14" (1/3) ... [2023-11-23 21:10:15,659 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7599de25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:10:15, skipping insertion in model container [2023-11-23 21:10:15,659 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:14" (2/3) ... [2023-11-23 21:10:15,659 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7599de25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:10:15, skipping insertion in model container [2023-11-23 21:10:15,659 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:15" (3/3) ... [2023-11-23 21:10:15,661 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-53.i [2023-11-23 21:10:15,681 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:10:15,681 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:10:15,732 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:10:15,739 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@f2ed23d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:10:15,740 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:10:15,744 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 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) [2023-11-23 21:10:15,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-23 21:10:15,757 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:15,757 INFO L195 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] [2023-11-23 21:10:15,758 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:15,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:15,764 INFO L85 PathProgramCache]: Analyzing trace with hash -291561432, now seen corresponding path program 1 times [2023-11-23 21:10:15,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:10:15,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506038431] [2023-11-23 21:10:15,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:15,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:10:16,047 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:10:16,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [963077689] [2023-11-23 21:10:16,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:16,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:10:16,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:10:16,054 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:10:16,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:10:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:10:16,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:10:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:10:17,027 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:10:17,032 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:10:17,033 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:10:17,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:10:17,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:10:17,250 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:10:17,253 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:10:17,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:10:17 BoogieIcfgContainer [2023-11-23 21:10:17,423 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:10:17,424 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:10:17,424 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:10:17,424 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:10:17,425 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:15" (3/4) ... [2023-11-23 21:10:17,427 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:10:17,429 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:10:17,431 INFO L158 Benchmark]: Toolchain (without parser) took 3357.37ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 79.3MB in the beginning and 70.7MB in the end (delta: 8.7MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2023-11-23 21:10:17,432 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 138.4MB. Free memory is still 110.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:10:17,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.22ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 79.0MB in the beginning and 142.9MB in the end (delta: -63.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-23 21:10:17,440 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.87ms. Allocated memory is still 176.2MB. Free memory was 142.2MB in the beginning and 138.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:10:17,441 INFO L158 Benchmark]: Boogie Preprocessor took 64.98ms. Allocated memory is still 176.2MB. Free memory was 138.7MB in the beginning and 136.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:10:17,442 INFO L158 Benchmark]: RCFGBuilder took 1020.05ms. Allocated memory is still 176.2MB. Free memory was 136.6MB in the beginning and 124.1MB in the end (delta: 12.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-23 21:10:17,442 INFO L158 Benchmark]: TraceAbstraction took 1769.74ms. Allocated memory is still 176.2MB. Free memory was 123.1MB in the beginning and 71.7MB in the end (delta: 51.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-23 21:10:17,443 INFO L158 Benchmark]: Witness Printer took 4.93ms. Allocated memory is still 176.2MB. Free memory was 71.7MB in the beginning and 70.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:10:17,453 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 138.4MB. Free memory is still 110.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 416.22ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 79.0MB in the beginning and 142.9MB in the end (delta: -63.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.87ms. Allocated memory is still 176.2MB. Free memory was 142.2MB in the beginning and 138.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.98ms. Allocated memory is still 176.2MB. Free memory was 138.7MB in the beginning and 136.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1020.05ms. Allocated memory is still 176.2MB. Free memory was 136.6MB in the beginning and 124.1MB in the end (delta: 12.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1769.74ms. Allocated memory is still 176.2MB. Free memory was 123.1MB in the beginning and 71.7MB in the end (delta: 51.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 4.93ms. Allocated memory is still 176.2MB. Free memory was 71.7MB in the beginning and 70.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of shiftLeft at line 76, overapproximation of bitwiseAnd at line 96, overapproximation of someBinaryArithmeticFLOAToperation at line 82, overapproximation of someUnaryFLOAToperation at line 82. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_8 = 0; [L24] unsigned long int var_1_9 = 10; [L25] float var_1_10 = 99.5; [L26] float var_1_11 = 5.6; [L27] float var_1_12 = 255.5; [L28] float var_1_13 = 31.25; [L29] signed short int var_1_14 = 32; [L30] unsigned long int var_1_15 = 16; [L31] unsigned char var_1_16 = 1; [L32] unsigned char var_1_17 = 5; [L33] unsigned char var_1_18 = 50; [L34] unsigned char var_1_19 = 50; [L35] signed char var_1_20 = 1; [L36] signed char var_1_21 = -10; [L37] float var_1_22 = 0.5; [L38] signed char var_1_23 = 100; [L39] signed short int var_1_24 = 2; [L40] signed short int var_1_25 = 5; [L41] unsigned short int var_1_26 = 500; [L42] unsigned char var_1_27 = 1; [L43] signed short int var_1_28 = -32; [L44] unsigned char var_1_29 = 0; [L45] unsigned char var_1_30 = 1; [L46] signed long int var_1_31 = -2; [L47] unsigned char var_1_32 = 32; [L48] unsigned char var_1_33 = 16; [L49] unsigned char var_1_34 = 1; [L50] unsigned char last_1_var_1_1 = 0; [L51] unsigned long int last_1_var_1_9 = 10; [L52] signed short int last_1_var_1_14 = 32; [L53] unsigned char last_1_var_1_16 = 1; [L54] signed char last_1_var_1_20 = 1; [L166] isInitial = 1 [L167] FCALL initially() [L168] COND TRUE 1 [L169] CALL updateLastVariables() [L155] last_1_var_1_1 = var_1_1 [L156] last_1_var_1_9 = var_1_9 [L157] last_1_var_1_14 = var_1_14 [L158] last_1_var_1_16 = var_1_16 [L159] last_1_var_1_20 = var_1_20 [L169] RET updateLastVariables() [L170] CALL updateVariables() [L111] var_1_8 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L113] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L114] var_1_11 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L116] var_1_12 = __VERIFIER_nondet_float() [L117] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L118] var_1_13 = __VERIFIER_nondet_float() [L119] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L120] var_1_15 = __VERIFIER_nondet_ulong() [L121] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L122] CALL assume_abort_if_not(var_1_15 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_15 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L123] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L124] var_1_17 = __VERIFIER_nondet_uchar() [L125] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L126] CALL assume_abort_if_not(var_1_17 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_17 <= 255) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L127] CALL assume_abort_if_not(var_1_17 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_17 != 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L128] var_1_18 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L130] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L131] var_1_19 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L133] CALL assume_abort_if_not(var_1_19 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_19 <= 254) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L134] var_1_21 = __VERIFIER_nondet_char() [L135] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L136] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=5, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L137] var_1_25 = __VERIFIER_nondet_short() [L138] CALL assume_abort_if_not(var_1_25 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_25 >= -32767) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L139] CALL assume_abort_if_not(var_1_25 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_25 <= 32766) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L140] var_1_27 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L142] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=-32, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L143] var_1_28 = __VERIFIER_nondet_short() [L144] CALL assume_abort_if_not(var_1_28 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_28 >= -32768) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L145] CALL assume_abort_if_not(var_1_28 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_28 <= 32767) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L146] CALL assume_abort_if_not(var_1_28 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_28 != 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L147] var_1_30 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L149] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=16, var_1_34=1, var_1_8=1, var_1_9=10] [L150] var_1_33 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_34=1, var_1_8=1, var_1_9=10] [L152] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=0, var_1_34=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=2, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_25=0, var_1_26=500, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-2, var_1_32=32, var_1_33=0, var_1_34=1, var_1_8=1, var_1_9=10] [L170] RET updateVariables() [L171] CALL step() [L58] var_1_24 = var_1_25 [L59] COND TRUE \read(var_1_27) [L60] COND TRUE var_1_24 <= (var_1_25 % var_1_28) [L61] var_1_26 = 0 [L64] var_1_29 = var_1_30 [L65] var_1_31 = var_1_24 [L66] var_1_32 = var_1_33 [L67] var_1_34 = var_1_30 [L68] unsigned char stepLocal_1 = last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16); [L69] signed long int stepLocal_0 = last_1_var_1_20 * last_1_var_1_20; [L70] COND FALSE !(stepLocal_0 == last_1_var_1_14) [L75] unsigned long int stepLocal_6 = ((((var_1_15) > (last_1_var_1_9)) ? (var_1_15) : (last_1_var_1_9))) / var_1_17; [L76] EXPR 256u << last_1_var_1_16 [L76] COND FALSE !(stepLocal_6 <= (256u << last_1_var_1_16)) [L79] unsigned char stepLocal_5 = var_1_16 != var_1_16; [L80] unsigned char stepLocal_4 = var_1_8; [L81] COND TRUE (! var_1_1) || stepLocal_4 [L82] var_1_10 = (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))) [L90] var_1_20 = var_1_21 [L91] var_1_22 = var_1_12 [L92] var_1_23 = var_1_21 [L93] COND FALSE !(\read(var_1_1)) [L96] EXPR (var_1_16 / var_1_15) & var_1_16 [L96] COND FALSE !(((var_1_16 / var_1_15) & var_1_16) >= var_1_20) [L99] var_1_14 = -128 [L102] unsigned char stepLocal_3 = var_1_20 != var_1_14; [L103] signed long int stepLocal_2 = (((var_1_16) < (0)) ? (var_1_16) : (0)); [L104] COND TRUE (var_1_1 || (var_1_16 <= var_1_14)) || stepLocal_3 [L105] COND FALSE !(stepLocal_2 <= (-5 + var_1_16)) [L171] RET step() [L172] CALL, EXPR property() [L162] EXPR (((((last_1_var_1_20 * last_1_var_1_20) == last_1_var_1_14) ? (((last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16)) && last_1_var_1_1) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_16 <= var_1_14)) || (var_1_20 != var_1_14)) ? ((((((var_1_16) < (0)) ? (var_1_16) : (0))) <= (-5 + var_1_16)) ? (var_1_9 == ((unsigned long int) var_1_16)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_16 != var_1_16)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_23) > (var_1_16)) ? (var_1_23) : (var_1_16))))) : ((((var_1_16 / var_1_15) & var_1_16) >= var_1_20) ? (var_1_14 == ((signed short int) var_1_16)) : (var_1_14 == ((signed short int) -128)))) [L162] EXPR ((((((last_1_var_1_20 * last_1_var_1_20) == last_1_var_1_14) ? (((last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16)) && last_1_var_1_1) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_16 <= var_1_14)) || (var_1_20 != var_1_14)) ? ((((((var_1_16) < (0)) ? (var_1_16) : (0))) <= (-5 + var_1_16)) ? (var_1_9 == ((unsigned long int) var_1_16)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_16 != var_1_16)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_23) > (var_1_16)) ? (var_1_23) : (var_1_16))))) : ((((var_1_16 / var_1_15) & var_1_16) >= var_1_20) ? (var_1_14 == ((signed short int) var_1_16)) : (var_1_14 == ((signed short int) -128))))) && (((((((var_1_15) > (last_1_var_1_9)) ? (var_1_15) : (last_1_var_1_9))) / var_1_17) <= (256u << last_1_var_1_16)) ? (var_1_16 == ((unsigned char) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : 1) [L162-L163] return (((((((((last_1_var_1_20 * last_1_var_1_20) == last_1_var_1_14) ? (((last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16)) && last_1_var_1_1) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_16 <= var_1_14)) || (var_1_20 != var_1_14)) ? ((((((var_1_16) < (0)) ? (var_1_16) : (0))) <= (-5 + var_1_16)) ? (var_1_9 == ((unsigned long int) var_1_16)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_16 != var_1_16)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_23) > (var_1_16)) ? (var_1_23) : (var_1_16))))) : ((((var_1_16 / var_1_15) & var_1_16) >= var_1_20) ? (var_1_14 == ((signed short int) var_1_16)) : (var_1_14 == ((signed short int) -128))))) && (((((((var_1_15) > (last_1_var_1_9)) ? (var_1_15) : (last_1_var_1_9))) / var_1_17) <= (256u << last_1_var_1_16)) ? (var_1_16 == ((unsigned char) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : 1)) && (var_1_20 == ((signed char) var_1_21))) && (var_1_22 == ((float) var_1_12))) && (var_1_23 == ((signed char) var_1_21)) ; [L172] RET, EXPR property() [L172] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=3, var_1_12=2, var_1_13=0, var_1_14=-128, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=2, var_1_22=2, var_1_23=2, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=1, var_1_8=1, var_1_9=10] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=3, var_1_12=2, var_1_13=0, var_1_14=-128, var_1_15=258, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=2, var_1_22=2, var_1_23=2, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=1, var_1_8=1, var_1_9=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, 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=51occurred 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, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:10:17,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire --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 8eeb14fc4af4141dc041f376e493f1f94c8be383db2e49ff3554ffa1b21cacd5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:10:20,294 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:10:20,432 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:10:20,441 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:10:20,442 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:10:20,485 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:10:20,486 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:10:20,487 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:10:20,488 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:10:20,493 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:10:20,493 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:10:20,494 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:10:20,494 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:10:20,496 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:10:20,497 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:10:20,497 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:10:20,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:10:20,499 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:10:20,499 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:10:20,501 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:10:20,501 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:10:20,502 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:10:20,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:10:20,503 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:10:20,503 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:10:20,503 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:10:20,504 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:10:20,504 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:10:20,505 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:10:20,505 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:10:20,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:10:20,507 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:10:20,507 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:10:20,508 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:10:20,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:10:20,508 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:10:20,508 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:10:20,509 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:10:20,509 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:10:20,510 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:10:20,510 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:10:20,511 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:10:20,511 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:10:20,511 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:10:20,512 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8eeb14fc4af4141dc041f376e493f1f94c8be383db2e49ff3554ffa1b21cacd5 [2023-11-23 21:10:20,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:10:20,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:10:20,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:10:20,901 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:10:20,901 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:10:20,903 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-53.i [2023-11-23 21:10:24,176 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:10:24,551 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:10:24,554 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-53.i [2023-11-23 21:10:24,575 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/data/51e1136b6/af335d7e5b0e4df49e5b1312b16a36c6/FLAGca3e1503b [2023-11-23 21:10:24,594 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/data/51e1136b6/af335d7e5b0e4df49e5b1312b16a36c6 [2023-11-23 21:10:24,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:10:24,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:10:24,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:10:24,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:10:24,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:10:24,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:10:24" (1/1) ... [2023-11-23 21:10:24,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d9d860a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:24, skipping insertion in model container [2023-11-23 21:10:24,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:10:24" (1/1) ... [2023-11-23 21:10:24,665 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:10:24,870 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-53.i[915,928] [2023-11-23 21:10:24,970 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:10:24,996 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:10:25,012 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-53.i[915,928] [2023-11-23 21:10:25,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:10:25,093 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:10:25,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:25 WrapperNode [2023-11-23 21:10:25,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:10:25,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:10:25,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:10:25,113 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:10:25,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:25" (1/1) ... [2023-11-23 21:10:25,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:25" (1/1) ... [2023-11-23 21:10:25,205 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2023-11-23 21:10:25,206 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:10:25,207 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:10:25,208 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:10:25,208 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:10:25,227 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:25" (1/1) ... [2023-11-23 21:10:25,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:25" (1/1) ... [2023-11-23 21:10:25,242 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:25" (1/1) ... [2023-11-23 21:10:25,243 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:25" (1/1) ... [2023-11-23 21:10:25,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:25" (1/1) ... [2023-11-23 21:10:25,279 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:25" (1/1) ... [2023-11-23 21:10:25,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:25" (1/1) ... [2023-11-23 21:10:25,285 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:25" (1/1) ... [2023-11-23 21:10:25,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:10:25,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:10:25,290 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:10:25,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:10:25,297 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:25" (1/1) ... [2023-11-23 21:10:25,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:10:25,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:10:25,336 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:10:25,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:10:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:10:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:10:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:10:25,378 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:10:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:10:25,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:10:25,506 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:10:25,508 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:10:26,562 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:10:26,650 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:10:26,651 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:10:26,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:26 BoogieIcfgContainer [2023-11-23 21:10:26,652 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:10:26,655 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:10:26,655 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:10:26,659 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:10:26,660 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:10:24" (1/3) ... [2023-11-23 21:10:26,661 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f07fa75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:10:26, skipping insertion in model container [2023-11-23 21:10:26,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:25" (2/3) ... [2023-11-23 21:10:26,662 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f07fa75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:10:26, skipping insertion in model container [2023-11-23 21:10:26,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:26" (3/3) ... [2023-11-23 21:10:26,663 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-53.i [2023-11-23 21:10:26,685 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:10:26,686 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:10:26,748 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:10:26,755 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@41aac581, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:10:26,755 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:10:26,761 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 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) [2023-11-23 21:10:26,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-23 21:10:26,783 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:26,784 INFO L195 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] [2023-11-23 21:10:26,785 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:26,791 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:26,792 INFO L85 PathProgramCache]: Analyzing trace with hash 844942167, now seen corresponding path program 1 times [2023-11-23 21:10:26,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:10:26,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1933228847] [2023-11-23 21:10:26,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:26,815 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:10:26,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:10:26,820 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:10:26,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:10:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:27,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:10:27,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:10:27,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-23 21:10:27,378 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:10:27,379 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:10:27,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1933228847] [2023-11-23 21:10:27,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1933228847] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:10:27,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:10:27,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:10:27,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213270925] [2023-11-23 21:10:27,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:10:27,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:10:27,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:10:27,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:10:27,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:10:27,430 INFO L87 Difference]: Start difference. First operand has 71 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 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 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2023-11-23 21:10:27,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:10:27,832 INFO L93 Difference]: Finished difference Result 139 states and 250 transitions. [2023-11-23 21:10:27,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:10:27,847 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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 170 [2023-11-23 21:10:27,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:10:27,859 INFO L225 Difference]: With dead ends: 139 [2023-11-23 21:10:27,859 INFO L226 Difference]: Without dead ends: 69 [2023-11-23 21:10:27,865 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:10:27,872 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:10:27,874 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 21:10:27,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2023-11-23 21:10:27,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2023-11-23 21:10:27,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 39 states have internal predecessors, (51), 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) [2023-11-23 21:10:27,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 107 transitions. [2023-11-23 21:10:27,975 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 107 transitions. Word has length 170 [2023-11-23 21:10:27,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:10:27,976 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 107 transitions. [2023-11-23 21:10:27,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2023-11-23 21:10:27,978 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 107 transitions. [2023-11-23 21:10:27,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-23 21:10:27,993 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:27,994 INFO L195 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] [2023-11-23 21:10:28,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:10:28,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:10:28,204 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:28,205 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:28,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1563857375, now seen corresponding path program 1 times [2023-11-23 21:10:28,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:10:28,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [508908785] [2023-11-23 21:10:28,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:28,207 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:10:28,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:10:28,210 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:10:28,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:10:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:28,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:10:28,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:10:29,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-23 21:10:29,286 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:10:29,286 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:10:29,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [508908785] [2023-11-23 21:10:29,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [508908785] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:10:29,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:10:29,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:10:29,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288764174] [2023-11-23 21:10:29,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:10:29,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:10:29,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:10:29,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:10:29,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:10:29,292 INFO L87 Difference]: Start difference. First operand 69 states and 107 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (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) [2023-11-23 21:10:29,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:10:29,920 INFO L93 Difference]: Finished difference Result 203 states and 315 transitions. [2023-11-23 21:10:29,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:10:29,921 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (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 170 [2023-11-23 21:10:29,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:10:29,926 INFO L225 Difference]: With dead ends: 203 [2023-11-23 21:10:29,926 INFO L226 Difference]: Without dead ends: 135 [2023-11-23 21:10:29,928 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:10:29,929 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 19 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:10:29,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 195 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 21:10:29,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2023-11-23 21:10:29,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 133. [2023-11-23 21:10:29,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 74 states have (on average 1.2702702702702702) internal successors, (94), 74 states have internal predecessors, (94), 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) [2023-11-23 21:10:29,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 206 transitions. [2023-11-23 21:10:29,970 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 206 transitions. Word has length 170 [2023-11-23 21:10:29,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:10:29,972 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 206 transitions. [2023-11-23 21:10:29,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (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) [2023-11-23 21:10:29,973 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 206 transitions. [2023-11-23 21:10:29,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-23 21:10:29,976 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:29,976 INFO L195 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] [2023-11-23 21:10:29,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-23 21:10:30,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:10:30,185 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:30,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:30,186 INFO L85 PathProgramCache]: Analyzing trace with hash -1355097612, now seen corresponding path program 1 times [2023-11-23 21:10:30,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:10:30,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1939997498] [2023-11-23 21:10:30,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:30,187 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:10:30,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:10:30,189 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:10:30,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:10:30,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:30,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 21:10:30,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:10:31,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 777 proven. 36 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2023-11-23 21:10:31,008 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:10:31,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-23 21:10:31,453 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:10:31,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1939997498] [2023-11-23 21:10:31,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1939997498] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:10:31,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [998785439] [2023-11-23 21:10:31,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:31,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:10:31,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:10:31,460 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:10:31,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 21:10:32,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:32,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 21:10:32,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:10:32,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 777 proven. 36 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2023-11-23 21:10:32,695 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:10:32,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-23 21:10:32,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [998785439] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:10:32,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1046102775] [2023-11-23 21:10:33,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:33,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:10:33,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:10:33,008 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:10:33,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 21:10:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:33,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 21:10:33,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:10:33,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 777 proven. 36 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2023-11-23 21:10:33,578 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:10:33,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-23 21:10:33,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1046102775] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:10:33,876 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 21:10:33,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8, 8, 8, 8] total 12 [2023-11-23 21:10:33,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978410441] [2023-11-23 21:10:33,877 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 21:10:33,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-23 21:10:33,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:10:33,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-23 21:10:33,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-23 21:10:33,882 INFO L87 Difference]: Start difference. First operand 133 states and 206 transitions. Second operand has 12 states, 12 states have (on average 3.8333333333333335) internal successors, (46), 12 states have internal predecessors, (46), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-23 21:10:36,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:10:36,851 INFO L93 Difference]: Finished difference Result 426 states and 642 transitions. [2023-11-23 21:10:36,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-23 21:10:36,857 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 3.8333333333333335) internal successors, (46), 12 states have internal predecessors, (46), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 171 [2023-11-23 21:10:36,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:10:36,867 INFO L225 Difference]: With dead ends: 426 [2023-11-23 21:10:36,868 INFO L226 Difference]: Without dead ends: 294 [2023-11-23 21:10:36,870 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1043 GetRequests, 1010 SyntacticMatches, 3 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=271, Invalid=721, Unknown=0, NotChecked=0, Total=992 [2023-11-23 21:10:36,871 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 262 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 525 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:10:36,872 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [264 Valid, 496 Invalid, 830 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 525 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:10:36,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2023-11-23 21:10:36,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 143. [2023-11-23 21:10:36,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 82 states have (on average 1.2439024390243902) internal successors, (102), 82 states have internal predecessors, (102), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-23 21:10:36,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 214 transitions. [2023-11-23 21:10:36,951 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 214 transitions. Word has length 171 [2023-11-23 21:10:36,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:10:36,952 INFO L495 AbstractCegarLoop]: Abstraction has 143 states and 214 transitions. [2023-11-23 21:10:36,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.8333333333333335) internal successors, (46), 12 states have internal predecessors, (46), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-23 21:10:36,953 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 214 transitions. [2023-11-23 21:10:36,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-23 21:10:36,956 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:36,956 INFO L195 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] [2023-11-23 21:10:36,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:10:37,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:10:37,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:10:37,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:10:37,571 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:37,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:37,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1412355914, now seen corresponding path program 1 times [2023-11-23 21:10:37,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:10:37,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [159653473] [2023-11-23 21:10:37,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:37,573 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:10:37,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:10:37,574 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:10:37,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-23 21:10:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:37,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:10:37,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:10:37,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-23 21:10:37,911 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:10:37,911 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:10:37,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [159653473] [2023-11-23 21:10:37,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [159653473] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:10:37,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:10:37,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:10:37,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891204330] [2023-11-23 21:10:37,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:10:37,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:10:37,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:10:37,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:10:37,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:10:37,915 INFO L87 Difference]: Start difference. First operand 143 states and 214 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2023-11-23 21:10:38,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:10:38,379 INFO L93 Difference]: Finished difference Result 361 states and 540 transitions. [2023-11-23 21:10:38,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:10:38,380 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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 171 [2023-11-23 21:10:38,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:10:38,383 INFO L225 Difference]: With dead ends: 361 [2023-11-23 21:10:38,383 INFO L226 Difference]: Without dead ends: 219 [2023-11-23 21:10:38,384 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:10:38,385 INFO L413 NwaCegarLoop]: 200 mSDtfsCounter, 100 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-23 21:10:38,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 295 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-23 21:10:38,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2023-11-23 21:10:38,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 141. [2023-11-23 21:10:38,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 80 states have (on average 1.2375) internal successors, (99), 80 states have internal predecessors, (99), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-23 21:10:38,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 211 transitions. [2023-11-23 21:10:38,428 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 211 transitions. Word has length 171 [2023-11-23 21:10:38,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:10:38,429 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 211 transitions. [2023-11-23 21:10:38,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2023-11-23 21:10:38,430 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 211 transitions. [2023-11-23 21:10:38,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-23 21:10:38,432 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:38,433 INFO L195 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] [2023-11-23 21:10:38,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-23 21:10:38,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:10:38,641 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:38,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:38,642 INFO L85 PathProgramCache]: Analyzing trace with hash -45461988, now seen corresponding path program 1 times [2023-11-23 21:10:38,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:10:38,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [578807980] [2023-11-23 21:10:38,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:38,643 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:10:38,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:10:38,644 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:10:38,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-23 21:10:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:38,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:10:38,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:10:40,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-23 21:10:40,390 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:10:40,390 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:10:40,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [578807980] [2023-11-23 21:10:40,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [578807980] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:10:40,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:10:40,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:10:40,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943890116] [2023-11-23 21:10:40,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:10:40,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:10:40,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:10:40,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:10:40,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:10:40,399 INFO L87 Difference]: Start difference. First operand 141 states and 211 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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) [2023-11-23 21:10:41,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:10:41,539 INFO L93 Difference]: Finished difference Result 352 states and 524 transitions. [2023-11-23 21:10:41,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:10:41,551 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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 171 [2023-11-23 21:10:41,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:10:41,554 INFO L225 Difference]: With dead ends: 352 [2023-11-23 21:10:41,554 INFO L226 Difference]: Without dead ends: 212 [2023-11-23 21:10:41,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:10:41,556 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 66 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:10:41,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 344 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-23 21:10:41,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2023-11-23 21:10:41,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 196. [2023-11-23 21:10:41,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 105 states have (on average 1.2) internal successors, (126), 105 states have internal predecessors, (126), 84 states have call successors, (84), 6 states have call predecessors, (84), 6 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-23 21:10:41,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 294 transitions. [2023-11-23 21:10:41,628 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 294 transitions. Word has length 171 [2023-11-23 21:10:41,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:10:41,631 INFO L495 AbstractCegarLoop]: Abstraction has 196 states and 294 transitions. [2023-11-23 21:10:41,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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) [2023-11-23 21:10:41,631 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 294 transitions. [2023-11-23 21:10:41,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-23 21:10:41,634 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:41,634 INFO L195 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] [2023-11-23 21:10:41,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-23 21:10:41,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:10:41,843 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:41,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:41,843 INFO L85 PathProgramCache]: Analyzing trace with hash 931450851, now seen corresponding path program 1 times [2023-11-23 21:10:41,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:10:41,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1495957365] [2023-11-23 21:10:41,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:41,845 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:10:41,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:10:41,846 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:10:41,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca3f95-1a41-4a62-8cbd-ae1b0dbbaa63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-23 21:10:42,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:42,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-23 21:10:42,149 INFO L285 TraceCheckSpWp]: Computing forward predicates...