./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.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_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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 5ca8d44de1b038c40865b8a2cfc17e34a1f96999f82ad60fa9216aae98b3e84c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:22:04,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:22:04,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:22:04,508 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:22:04,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:22:04,566 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:22:04,567 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:22:04,568 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:22:04,569 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:22:04,574 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:22:04,575 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:22:04,576 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:22:04,577 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:22:04,579 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:22:04,579 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:22:04,579 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:22:04,580 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:22:04,580 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:22:04,581 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:22:04,581 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:22:04,582 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:22:04,582 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:22:04,584 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:22:04,584 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:22:04,585 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:22:04,585 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:22:04,586 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:22:04,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:22:04,586 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:22:04,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:22:04,588 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:22:04,597 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:22:04,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:22:04,597 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:22:04,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:22:04,598 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:22:04,598 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:22:04,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:04,599 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:22:04,599 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:22:04,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:22:04,600 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:22:04,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:22:04,600 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:22:04,601 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:22:04,601 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:22:04,601 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:22:04,601 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_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ca8d44de1b038c40865b8a2cfc17e34a1f96999f82ad60fa9216aae98b3e84c [2023-11-23 21:22:05,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:22:05,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:22:05,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:22:05,039 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:22:05,040 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:22:05,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2023-11-23 21:22:08,367 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:22:08,644 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:22:08,645 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2023-11-23 21:22:08,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/data/f3c902d6b/3f97de8a42d64cfcb51ae0f1c286624b/FLAG4fc227fc9 [2023-11-23 21:22:08,671 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/data/f3c902d6b/3f97de8a42d64cfcb51ae0f1c286624b [2023-11-23 21:22:08,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:22:08,675 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:22:08,677 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:08,677 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:22:08,683 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:22:08,684 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:08" (1/1) ... [2023-11-23 21:22:08,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a08e857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:08, skipping insertion in model container [2023-11-23 21:22:08,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:08" (1/1) ... [2023-11-23 21:22:08,725 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:22:08,911 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_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i[914,927] [2023-11-23 21:22:09,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:09,065 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:22:09,083 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_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i[914,927] [2023-11-23 21:22:09,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:09,162 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:22:09,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:09 WrapperNode [2023-11-23 21:22:09,163 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:09,164 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:09,165 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:22:09,165 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:22:09,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:09" (1/1) ... [2023-11-23 21:22:09,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:09" (1/1) ... [2023-11-23 21:22:09,229 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-11-23 21:22:09,229 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:09,230 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:22:09,230 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:22:09,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:22:09,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:09" (1/1) ... [2023-11-23 21:22:09,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:09" (1/1) ... [2023-11-23 21:22:09,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:09" (1/1) ... [2023-11-23 21:22:09,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:09" (1/1) ... [2023-11-23 21:22:09,263 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:09" (1/1) ... [2023-11-23 21:22:09,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:09" (1/1) ... [2023-11-23 21:22:09,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:09" (1/1) ... [2023-11-23 21:22:09,273 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:09" (1/1) ... [2023-11-23 21:22:09,278 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:22:09,279 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:22:09,279 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:22:09,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:22:09,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:09" (1/1) ... [2023-11-23 21:22:09,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:09,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:22:09,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:22:09,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:22:09,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:22:09,383 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:22:09,389 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:22:09,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:22:09,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:22:09,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:22:09,560 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:22:09,563 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:22:10,051 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:22:10,437 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:22:10,437 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:22:10,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:10 BoogieIcfgContainer [2023-11-23 21:22:10,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:22:10,442 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:22:10,442 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:22:10,446 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:22:10,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:22:08" (1/3) ... [2023-11-23 21:22:10,448 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382ce626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:10, skipping insertion in model container [2023-11-23 21:22:10,448 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:09" (2/3) ... [2023-11-23 21:22:10,450 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382ce626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:10, skipping insertion in model container [2023-11-23 21:22:10,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:10" (3/3) ... [2023-11-23 21:22:10,451 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2023-11-23 21:22:10,475 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:22:10,476 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:22:10,534 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:22:10,542 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;@6caf9265, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:22:10,543 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:22:10,548 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 21:22:10,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-23 21:22:10,562 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:10,563 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:22:10,564 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:10,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:10,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1213387705, now seen corresponding path program 1 times [2023-11-23 21:22:10,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:22:10,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082124744] [2023-11-23 21:22:10,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:10,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:22:10,882 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:22:10,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1122162944] [2023-11-23 21:22:10,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:10,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:22:10,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:22:10,886 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:22:10,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:22:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:22:11,645 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:22:11,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:22:11,888 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:22:11,891 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:22:11,892 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:22:11,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:22:12,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:22:12,108 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:22:12,112 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:22:12,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:22:12 BoogieIcfgContainer [2023-11-23 21:22:12,269 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:22:12,270 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:22:12,270 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:22:12,270 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:22:12,271 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:10" (3/4) ... [2023-11-23 21:22:12,274 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:22:12,275 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:22:12,276 INFO L158 Benchmark]: Toolchain (without parser) took 3600.71ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 125.9MB in the beginning and 115.1MB in the end (delta: 10.8MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2023-11-23 21:22:12,276 INFO L158 Benchmark]: CDTParser took 0.88ms. Allocated memory is still 130.0MB. Free memory is still 101.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:22:12,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.91ms. Allocated memory is still 157.3MB. Free memory was 125.9MB in the beginning and 111.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:22:12,277 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.35ms. Allocated memory is still 157.3MB. Free memory was 111.2MB in the beginning and 107.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:22:12,278 INFO L158 Benchmark]: Boogie Preprocessor took 48.03ms. Allocated memory is still 157.3MB. Free memory was 107.8MB in the beginning and 105.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:22:12,279 INFO L158 Benchmark]: RCFGBuilder took 1160.00ms. Allocated memory is still 157.3MB. Free memory was 105.0MB in the beginning and 68.6MB in the end (delta: 36.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-23 21:22:12,279 INFO L158 Benchmark]: TraceAbstraction took 1827.65ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 67.8MB in the beginning and 115.1MB in the end (delta: -47.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:22:12,280 INFO L158 Benchmark]: Witness Printer took 4.81ms. Allocated memory is still 188.7MB. Free memory is still 115.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:22:12,283 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88ms. Allocated memory is still 130.0MB. Free memory is still 101.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.91ms. Allocated memory is still 157.3MB. Free memory was 125.9MB in the beginning and 111.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.35ms. Allocated memory is still 157.3MB. Free memory was 111.2MB in the beginning and 107.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.03ms. Allocated memory is still 157.3MB. Free memory was 107.8MB in the beginning and 105.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1160.00ms. Allocated memory is still 157.3MB. Free memory was 105.0MB in the beginning and 68.6MB in the end (delta: 36.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1827.65ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 67.8MB in the beginning and 115.1MB in the end (delta: -47.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.81ms. Allocated memory is still 188.7MB. Free memory is still 115.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 80, overapproximation of bitwiseOr at line 104. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -64; [L23] unsigned char var_1_3 = 1; [L24] signed char var_1_5 = -32; [L25] unsigned short int var_1_6 = 256; [L26] unsigned long int var_1_10 = 256; [L27] double var_1_12 = 8.2; [L28] signed char var_1_13 = 16; [L29] signed char var_1_14 = 10; [L30] double var_1_15 = 199.125; [L31] double var_1_16 = 9.4; [L32] double var_1_17 = 9999999999999.6; [L33] unsigned char var_1_20 = 32; [L34] unsigned char var_1_21 = 128; [L35] unsigned char var_1_22 = 64; [L36] unsigned long int var_1_23 = 64; [L37] unsigned long int var_1_24 = 5; [L38] unsigned long int var_1_25 = 4; [L39] unsigned short int var_1_26 = 2; [L40] unsigned short int var_1_27 = 100; [L41] signed char var_1_28 = 32; [L42] double var_1_29 = 16.25; [L43] double var_1_30 = 15.75; [L44] unsigned char var_1_31 = 0; [L45] unsigned char var_1_32 = 0; [L46] unsigned char var_1_33 = 0; [L47] unsigned char var_1_34 = 0; [L48] float var_1_35 = 7.25; [L49] float var_1_36 = 1.75; [L50] signed long int var_1_37 = 0; [L51] unsigned long int last_1_var_1_10 = 256; [L52] unsigned char last_1_var_1_20 = 32; [L162] isInitial = 1 [L163] FCALL initially() [L164] COND TRUE 1 [L165] CALL updateLastVariables() [L154] last_1_var_1_10 = var_1_10 [L155] last_1_var_1_20 = var_1_20 [L165] RET updateLastVariables() [L166] CALL updateVariables() [L112] var_1_3 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_5=-32, var_1_6=256] [L114] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=-32, var_1_6=256] [L115] var_1_5 = __VERIFIER_nondet_char() [L116] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L117] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L118] var_1_13 = __VERIFIER_nondet_char() [L119] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L120] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L121] var_1_14 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L123] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L124] var_1_15 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L126] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L127] var_1_16 = __VERIFIER_nondet_double() [L128] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L129] var_1_21 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L131] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L132] var_1_22 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L134] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L135] var_1_25 = __VERIFIER_nondet_ulong() [L136] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L137] CALL assume_abort_if_not(var_1_25 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_25 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L138] var_1_27 = __VERIFIER_nondet_ushort() [L139] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L140] CALL assume_abort_if_not(var_1_27 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_27 <= 65534) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L141] var_1_30 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L143] var_1_32 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L145] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L146] var_1_33 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L148] CALL assume_abort_if_not(var_1_33 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_33 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L149] var_1_34 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L151] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=0, var_1_28=32, var_1_29=65/4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=256] [L166] RET updateVariables() [L167] CALL step() [L56] var_1_24 = var_1_25 [L57] var_1_26 = var_1_27 [L58] var_1_28 = -2 [L59] var_1_29 = var_1_30 [L60] COND TRUE var_1_32 || var_1_33 [L61] var_1_31 = var_1_34 [L63] var_1_35 = var_1_30 [L64] var_1_36 = var_1_30 [L65] var_1_37 = var_1_27 [L66] COND TRUE \read(var_1_3) [L67] COND TRUE (last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20 [L68] var_1_6 = last_1_var_1_20 [L71] signed long int stepLocal_2 = var_1_5 * var_1_13; [L72] COND TRUE stepLocal_2 > last_1_var_1_10 [L73] var_1_20 = ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))) [L75] COND FALSE !((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) [L80] unsigned char stepLocal_1 = var_1_17 <= var_1_17; [L81] COND TRUE stepLocal_1 || var_1_3 [L82] COND FALSE !((var_1_17 / var_1_15) > 25.25) [L88] COND FALSE !(99999.8f < var_1_17) [L99] COND FALSE !((var_1_17 + var_1_12) <= var_1_17) [L104] EXPR var_1_6 ^ var_1_20 [L104] unsigned long int stepLocal_0 = (var_1_6 ^ var_1_20) + var_1_23; [L105] COND TRUE var_1_20 <= stepLocal_0 [L106] COND TRUE var_1_12 == var_1_12 [L107] var_1_10 = 0u [L167] RET step() [L168] CALL, EXPR property() [L158] EXPR (((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1) [L158] EXPR var_1_6 ^ var_1_20 [L158] EXPR (((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1) [L158-L159] return (((((((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1)) && (((var_1_17 <= var_1_17) || var_1_3) ? (((var_1_17 / var_1_15) > 25.25) ? (var_1_12 == ((double) 128.5)) : 1) : (var_1_12 == ((double) var_1_16)))) && (((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) ? (var_1_3 ? (var_1_17 == ((double) 128.1)) : 1) : 1)) && (((var_1_5 * var_1_13) > last_1_var_1_10) ? (var_1_20 == ((unsigned char) ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))))) : 1)) && (((var_1_17 + var_1_12) <= var_1_17) ? ((var_1_6 >= var_1_6) ? (var_1_23 == ((unsigned long int) var_1_20)) : 1) : 1) ; [L168] RET, EXPR property() [L168] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=0, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_16=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=33, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=32] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=0, var_1_12=41/5, var_1_13=-1, var_1_14=94, var_1_16=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=33, var_1_21=127, var_1_22=25, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=-2, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=2, var_1_36=2, var_1_37=0, var_1_3=1, var_1_5=33, var_1_6=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 26, 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=49occurred 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, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 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 21:22:12,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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 5ca8d44de1b038c40865b8a2cfc17e34a1f96999f82ad60fa9216aae98b3e84c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:22:15,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:22:15,256 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:22:15,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:22:15,266 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:22:15,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:22:15,310 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:22:15,311 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:22:15,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:22:15,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:22:15,317 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:22:15,318 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:22:15,318 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:22:15,320 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:22:15,320 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:22:15,321 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:22:15,322 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:22:15,322 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:22:15,323 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:22:15,324 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:22:15,324 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:22:15,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:22:15,325 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:22:15,325 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:22:15,326 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:22:15,326 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:22:15,326 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:22:15,327 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:22:15,327 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:22:15,328 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:22:15,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:22:15,329 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:22:15,329 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:22:15,330 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:22:15,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:15,330 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:22:15,331 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:22:15,331 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:22:15,331 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:22:15,332 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:22:15,332 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:22:15,333 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:22:15,333 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:22:15,333 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:22:15,333 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_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ca8d44de1b038c40865b8a2cfc17e34a1f96999f82ad60fa9216aae98b3e84c [2023-11-23 21:22:15,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:22:15,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:22:15,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:22:15,783 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:22:15,784 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:22:15,785 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2023-11-23 21:22:19,006 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:22:19,326 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:22:19,327 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2023-11-23 21:22:19,336 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/data/fa9809dc5/e8d2739440e94173b03209403730ee6e/FLAGdec2e77be [2023-11-23 21:22:19,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/data/fa9809dc5/e8d2739440e94173b03209403730ee6e [2023-11-23 21:22:19,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:22:19,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:22:19,358 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:19,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:22:19,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:22:19,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:19" (1/1) ... [2023-11-23 21:22:19,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30bf3a43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19, skipping insertion in model container [2023-11-23 21:22:19,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:19" (1/1) ... [2023-11-23 21:22:19,399 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:22:19,573 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_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i[914,927] [2023-11-23 21:22:19,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:19,654 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:22:19,667 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_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i[914,927] [2023-11-23 21:22:19,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:19,742 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:22:19,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19 WrapperNode [2023-11-23 21:22:19,743 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:19,744 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:19,744 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:22:19,744 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:22:19,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19" (1/1) ... [2023-11-23 21:22:19,768 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19" (1/1) ... [2023-11-23 21:22:19,822 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2023-11-23 21:22:19,822 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:19,823 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:22:19,823 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:22:19,823 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:22:19,833 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19" (1/1) ... [2023-11-23 21:22:19,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19" (1/1) ... [2023-11-23 21:22:19,842 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19" (1/1) ... [2023-11-23 21:22:19,842 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19" (1/1) ... [2023-11-23 21:22:19,860 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19" (1/1) ... [2023-11-23 21:22:19,879 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19" (1/1) ... [2023-11-23 21:22:19,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19" (1/1) ... [2023-11-23 21:22:19,888 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19" (1/1) ... [2023-11-23 21:22:19,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:22:19,910 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:22:19,910 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:22:19,910 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:22:19,911 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19" (1/1) ... [2023-11-23 21:22:19,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:19,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:22:19,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:22:19,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:22:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:22:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:22:19,996 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:22:19,996 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:22:19,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:22:19,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:22:20,093 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:22:20,097 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:22:29,746 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:22:29,836 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:22:29,838 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:22:29,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:29 BoogieIcfgContainer [2023-11-23 21:22:29,840 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:22:29,842 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:22:29,842 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:22:29,846 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:22:29,846 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:22:19" (1/3) ... [2023-11-23 21:22:29,847 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e037ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:29, skipping insertion in model container [2023-11-23 21:22:29,848 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:19" (2/3) ... [2023-11-23 21:22:29,849 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e037ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:29, skipping insertion in model container [2023-11-23 21:22:29,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:29" (3/3) ... [2023-11-23 21:22:29,852 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2023-11-23 21:22:29,876 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:22:29,876 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:22:29,953 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:22:29,962 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;@36a97c2d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:22:29,963 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:22:29,968 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 44 states have (on average 1.4772727272727273) internal successors, (65), 45 states have internal predecessors, (65), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 21:22:29,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 21:22:29,994 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:29,995 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:22:29,996 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:30,004 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:30,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1790920326, now seen corresponding path program 1 times [2023-11-23 21:22:30,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:22:30,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1618649494] [2023-11-23 21:22:30,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:30,031 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 21:22:30,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:22:30,035 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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 21:22:30,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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 21:22:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:31,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:22:31,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:22:31,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 666 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2023-11-23 21:22:31,563 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:22:31,564 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:22:31,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1618649494] [2023-11-23 21:22:31,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1618649494] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:22:31,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:22:31,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:22:31,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926533624] [2023-11-23 21:22:31,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:22:31,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:22:31,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:22:31,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:22:31,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:22:31,607 INFO L87 Difference]: Start difference. First operand has 73 states, 44 states have (on average 1.4772727272727273) internal successors, (65), 45 states have internal predecessors, (65), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 21:22:34,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:34,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:22:34,007 INFO L93 Difference]: Finished difference Result 143 states and 258 transitions. [2023-11-23 21:22:34,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:22:34,134 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 161 [2023-11-23 21:22:34,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:22:34,142 INFO L225 Difference]: With dead ends: 143 [2023-11-23 21:22:34,143 INFO L226 Difference]: Without dead ends: 71 [2023-11-23 21:22:34,146 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 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 21:22:34,150 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:22:34,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-23 21:22:34,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-11-23 21:22:34,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-11-23 21:22:34,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 43 states have (on average 1.372093023255814) internal successors, (59), 43 states have internal predecessors, (59), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 21:22:34,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 111 transitions. [2023-11-23 21:22:34,206 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 111 transitions. Word has length 161 [2023-11-23 21:22:34,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:22:34,207 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 111 transitions. [2023-11-23 21:22:34,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 21:22:34,208 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2023-11-23 21:22:34,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 21:22:34,212 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:34,212 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:22:34,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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 21:22:34,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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 21:22:34,429 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:34,430 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:34,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1570698370, now seen corresponding path program 1 times [2023-11-23 21:22:34,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:22:34,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1191803400] [2023-11-23 21:22:34,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:34,431 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 21:22:34,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:22:34,470 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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 21:22:34,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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 21:22:35,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:35,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:22:35,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:22:39,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-23 21:22:39,236 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:22:39,237 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:22:39,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1191803400] [2023-11-23 21:22:39,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1191803400] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:22:39,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:22:39,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:22:39,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796974883] [2023-11-23 21:22:39,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:22:39,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:22:39,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:22:39,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:22:39,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:22:39,243 INFO L87 Difference]: Start difference. First operand 71 states and 111 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:22:41,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:43,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:46,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:48,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:51,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:55,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:57,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:59,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:01,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:03,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:03,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:23:03,935 INFO L93 Difference]: Finished difference Result 211 states and 331 transitions. [2023-11-23 21:23:03,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:23:03,937 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 161 [2023-11-23 21:23:03,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:23:03,946 INFO L225 Difference]: With dead ends: 211 [2023-11-23 21:23:03,950 INFO L226 Difference]: Without dead ends: 141 [2023-11-23 21:23:03,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:23:03,953 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 47 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:23:03,958 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 326 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 9 Unknown, 0 Unchecked, 24.6s Time] [2023-11-23 21:23:03,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-23 21:23:04,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 139. [2023-11-23 21:23:04,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 84 states have (on average 1.3452380952380953) internal successors, (113), 84 states have internal predecessors, (113), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-23 21:23:04,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 217 transitions. [2023-11-23 21:23:04,018 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 217 transitions. Word has length 161 [2023-11-23 21:23:04,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:23:04,019 INFO L495 AbstractCegarLoop]: Abstraction has 139 states and 217 transitions. [2023-11-23 21:23:04,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:23:04,020 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 217 transitions. [2023-11-23 21:23:04,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 21:23:04,023 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:04,023 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:04,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:23:04,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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 21:23:04,237 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:04,237 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:04,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1712629988, now seen corresponding path program 1 times [2023-11-23 21:23:04,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:23:04,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1921264519] [2023-11-23 21:23:04,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:04,239 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 21:23:04,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:23:04,243 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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 21:23:04,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe00b2a-af97-40f1-ae0f-d11020e1faa2/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 21:23:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:05,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:23:05,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:23:05,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-23 21:23:05,700 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:23:05,700 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:23:05,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1921264519] [2023-11-23 21:23:05,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1921264519] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:23:05,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:23:05,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:23:05,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102500272] [2023-11-23 21:23:05,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:23:05,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:23:05,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:23:05,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:23:05,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:23:05,704 INFO L87 Difference]: Start difference. First operand 139 states and 217 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:23:08,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:10,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []