./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-82.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-82.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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_1f413029-63f1-44d0-936b-81a7fe382d6c/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 f4428c4ce5002ac21fbcb2f138b0b41709b4f2d1c732f36efc305424c919e124 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:23:53,073 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:23:53,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:23:53,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:23:53,147 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:23:53,173 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:23:53,173 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:23:53,174 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:23:53,175 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:23:53,176 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:23:53,176 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:23:53,177 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:23:53,177 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:23:53,178 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:23:53,178 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:23:53,179 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:23:53,180 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:23:53,180 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:23:53,181 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:23:53,182 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:23:53,182 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:23:53,183 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:23:53,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:23:53,184 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:23:53,185 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:23:53,186 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:23:53,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:23:53,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:23:53,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:23:53,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:23:53,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:23:53,189 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:23:53,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:23:53,190 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:23:53,190 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:23:53,191 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:23:53,191 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:23:53,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:53,192 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:23:53,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:23:53,193 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:23:53,193 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:23:53,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:23:53,194 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:23:53,194 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:23:53,194 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:23:53,195 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:23:53,195 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_1f413029-63f1-44d0-936b-81a7fe382d6c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4428c4ce5002ac21fbcb2f138b0b41709b4f2d1c732f36efc305424c919e124 [2023-11-23 21:23:53,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:23:53,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:23:53,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:23:53,500 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:23:53,501 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:23:53,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-82.i [2023-11-23 21:23:56,639 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:23:56,883 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:23:56,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-82.i [2023-11-23 21:23:56,896 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/data/30cc0916d/d006219698214fafb411ad5d6731689d/FLAGf1ac10ebb [2023-11-23 21:23:56,911 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/data/30cc0916d/d006219698214fafb411ad5d6731689d [2023-11-23 21:23:56,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:23:56,916 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:23:56,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:56,918 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:23:56,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:23:56,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:56" (1/1) ... [2023-11-23 21:23:56,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3048b75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:56, skipping insertion in model container [2023-11-23 21:23:56,930 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:56" (1/1) ... [2023-11-23 21:23:56,995 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:23:57,159 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_1f413029-63f1-44d0-936b-81a7fe382d6c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-82.i[916,929] [2023-11-23 21:23:57,297 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:57,317 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:23:57,327 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_1f413029-63f1-44d0-936b-81a7fe382d6c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-82.i[916,929] [2023-11-23 21:23:57,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:57,395 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:23:57,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:57 WrapperNode [2023-11-23 21:23:57,396 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:57,397 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:57,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:23:57,397 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:23:57,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:57" (1/1) ... [2023-11-23 21:23:57,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:57" (1/1) ... [2023-11-23 21:23:57,479 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-23 21:23:57,479 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:57,480 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:23:57,480 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:23:57,480 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:23:57,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:57" (1/1) ... [2023-11-23 21:23:57,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:57" (1/1) ... [2023-11-23 21:23:57,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:57" (1/1) ... [2023-11-23 21:23:57,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:57" (1/1) ... [2023-11-23 21:23:57,512 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:57" (1/1) ... [2023-11-23 21:23:57,517 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:57" (1/1) ... [2023-11-23 21:23:57,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:57" (1/1) ... [2023-11-23 21:23:57,524 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:57" (1/1) ... [2023-11-23 21:23:57,536 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:23:57,537 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:23:57,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:23:57,537 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:23:57,538 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:57" (1/1) ... [2023-11-23 21:23:57,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:57,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:57,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:23:57,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:23:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:23:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:23:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:23:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:23:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:23:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:23:57,811 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:23:57,814 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:23:58,435 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:23:58,833 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:23:58,833 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:23:58,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:58 BoogieIcfgContainer [2023-11-23 21:23:58,835 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:23:58,840 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:23:58,841 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:23:58,845 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:23:58,846 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:23:56" (1/3) ... [2023-11-23 21:23:58,847 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74597889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:58, skipping insertion in model container [2023-11-23 21:23:58,848 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:57" (2/3) ... [2023-11-23 21:23:58,848 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74597889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:58, skipping insertion in model container [2023-11-23 21:23:58,848 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:58" (3/3) ... [2023-11-23 21:23:58,850 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-82.i [2023-11-23 21:23:58,875 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:23:58,876 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:23:58,945 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:23:58,953 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;@7c3b96f5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:23:58,955 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:23:58,959 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 21:23:58,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-23 21:23:58,974 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:58,975 INFO L195 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:23:58,975 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:58,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:58,980 INFO L85 PathProgramCache]: Analyzing trace with hash 73609028, now seen corresponding path program 1 times [2023-11-23 21:23:58,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:23:58,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822957978] [2023-11-23 21:23:58,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:58,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:23:59,279 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:23:59,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [132317828] [2023-11-23 21:23:59,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:59,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:23:59,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:59,287 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:23:59,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:23:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:23:59,719 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:24:01,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:24:01,561 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:24:01,563 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:24:01,565 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:24:01,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:24:01,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:24:01,784 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:24:01,788 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:24:01,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:24:01 BoogieIcfgContainer [2023-11-23 21:24:01,967 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:24:01,968 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:24:01,968 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:24:01,968 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:24:01,969 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:58" (3/4) ... [2023-11-23 21:24:01,975 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:24:01,976 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:24:01,978 INFO L158 Benchmark]: Toolchain (without parser) took 5061.74ms. Allocated memory was 140.5MB in the beginning and 201.3MB in the end (delta: 60.8MB). Free memory was 94.5MB in the beginning and 148.0MB in the end (delta: -53.5MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2023-11-23 21:24:01,979 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 140.5MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:24:01,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.78ms. Allocated memory is still 140.5MB. Free memory was 94.5MB in the beginning and 77.6MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:24:01,981 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.60ms. Allocated memory is still 140.5MB. Free memory was 77.6MB in the beginning and 73.6MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:24:01,982 INFO L158 Benchmark]: Boogie Preprocessor took 55.71ms. Allocated memory is still 140.5MB. Free memory was 73.6MB in the beginning and 70.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:24:01,983 INFO L158 Benchmark]: RCFGBuilder took 1298.73ms. Allocated memory was 140.5MB in the beginning and 201.3MB in the end (delta: 60.8MB). Free memory was 70.9MB in the beginning and 127.8MB in the end (delta: -56.9MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2023-11-23 21:24:01,984 INFO L158 Benchmark]: TraceAbstraction took 3126.75ms. Allocated memory is still 201.3MB. Free memory was 126.7MB in the beginning and 149.0MB in the end (delta: -22.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-23 21:24:01,984 INFO L158 Benchmark]: Witness Printer took 8.92ms. Allocated memory is still 201.3MB. Free memory was 149.0MB in the beginning and 148.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:24:01,988 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 140.5MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.78ms. Allocated memory is still 140.5MB. Free memory was 94.5MB in the beginning and 77.6MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.60ms. Allocated memory is still 140.5MB. Free memory was 77.6MB in the beginning and 73.6MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.71ms. Allocated memory is still 140.5MB. Free memory was 73.6MB in the beginning and 70.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1298.73ms. Allocated memory was 140.5MB in the beginning and 201.3MB in the end (delta: 60.8MB). Free memory was 70.9MB in the beginning and 127.8MB in the end (delta: -56.9MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * TraceAbstraction took 3126.75ms. Allocated memory is still 201.3MB. Free memory was 126.7MB in the beginning and 149.0MB in the end (delta: -22.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Witness Printer took 8.92ms. Allocated memory is still 201.3MB. Free memory was 149.0MB in the beginning and 148.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 120, overapproximation of someBinaryArithmeticFLOAToperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 16; [L23] unsigned short int var_1_7 = 16; [L24] unsigned short int var_1_8 = 4; [L25] float var_1_9 = 1.4; [L26] float var_1_10 = 9.7; [L27] float var_1_11 = 16.25; [L28] float var_1_12 = 3.5; [L29] signed char var_1_14 = -64; [L30] signed long int var_1_15 = -10; [L31] signed char var_1_16 = -1; [L32] signed char var_1_17 = 0; [L33] float var_1_18 = 8.25; [L34] float var_1_19 = 0.0; [L35] float var_1_20 = 0.0; [L36] unsigned long int var_1_21 = 0; [L37] signed long int var_1_22 = 1; [L38] float var_1_23 = 256.3; [L39] float var_1_24 = 9.75; [L40] float var_1_25 = 4.5; [L41] float var_1_26 = 24.8; [L42] unsigned char var_1_27 = 0; [L43] unsigned char var_1_28 = 1; [L44] unsigned char var_1_29 = 1; [L45] double var_1_30 = 63.8; [L46] signed long int var_1_31 = 1; [L47] unsigned long int var_1_33 = 16; [L48] unsigned long int var_1_34 = 3896233473; [L49] unsigned long int var_1_35 = 2380878222; [L50] signed short int var_1_36 = -1; [L51] float var_1_37 = 15.8; [L52] unsigned char var_1_38 = 0; [L53] unsigned char var_1_39 = 0; [L54] unsigned long int last_1_var_1_33 = 16; [L197] isInitial = 1 [L198] FCALL initially() [L199] COND TRUE 1 [L200] CALL updateLastVariables() [L190] last_1_var_1_33 = var_1_33 [L200] RET updateLastVariables() [L201] CALL updateVariables() [L138] var_1_7 = __VERIFIER_nondet_ushort() [L139] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_10=97/10, var_1_11=65/4, var_1_12=7/2, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_8=4, var_1_9=7/5] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_33=16, var_1_10=97/10, var_1_11=65/4, var_1_12=7/2, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_8=4, var_1_9=7/5] [L140] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_10=97/10, var_1_11=65/4, var_1_12=7/2, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=4, var_1_9=7/5] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, last_1_var_1_33=16, var_1_10=97/10, var_1_11=65/4, var_1_12=7/2, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=4, var_1_9=7/5] [L141] var_1_8 = __VERIFIER_nondet_ushort() [L142] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_10=97/10, var_1_11=65/4, var_1_12=7/2, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_9=7/5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_33=16, var_1_10=97/10, var_1_11=65/4, var_1_12=7/2, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_9=7/5] [L143] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_10=97/10, var_1_11=65/4, var_1_12=7/2, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, last_1_var_1_33=16, var_1_10=97/10, var_1_11=65/4, var_1_12=7/2, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L144] var_1_10 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_11=65/4, var_1_12=7/2, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_33=16, var_1_11=65/4, var_1_12=7/2, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L146] var_1_11 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_12=7/2, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_33=16, var_1_12=7/2, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L148] var_1_12 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-10, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L150] var_1_15 = __VERIFIER_nondet_long() [L151] CALL assume_abort_if_not(var_1_15 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_15 >= -2147483648) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L152] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L153] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L154] var_1_16 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_16 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_16 >= -127) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L156] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=0, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L157] var_1_17 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_17 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_17 >= -127) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L159] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L160] var_1_19 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_19 >= 4611686.018427382800e+12F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_19 >= 4611686.018427382800e+12F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L162] var_1_20 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_24=39/4, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L164] var_1_24 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_24 >= -230584.3009213691390e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 2305843.009213691390e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_24 >= -230584.3009213691390e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 2305843.009213691390e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_25=9/2, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L166] var_1_25 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_25 >= -230584.3009213691390e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 2305843.009213691390e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_25 >= -230584.3009213691390e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 2305843.009213691390e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_26=124/5, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L168] var_1_26 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_26 >= -230584.3009213691390e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 2305843.009213691390e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_26 >= -230584.3009213691390e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 2305843.009213691390e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L170] var_1_28 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L172] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L173] var_1_29 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L175] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=3896233473, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L176] var_1_34 = __VERIFIER_nondet_ulong() [L177] CALL assume_abort_if_not(var_1_34 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_34 >= 2147483647) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L178] CALL assume_abort_if_not(var_1_34 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_34 <= 4294967294) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2380878222, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L179] var_1_35 = __VERIFIER_nondet_ulong() [L180] CALL assume_abort_if_not(var_1_35 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2147483647, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_35 >= 2147483647) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2147483647, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L181] CALL assume_abort_if_not(var_1_35 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2147483647, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_35 <= 4294967294) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2147483647, var_1_36=-1, var_1_37=79/5, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L182] var_1_37 = __VERIFIER_nondet_float() [L183] CALL assume_abort_if_not((var_1_37 >= -922337.2036854776000e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854776000e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2147483647, var_1_36=-1, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_37 >= -922337.2036854776000e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854776000e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2147483647, var_1_36=-1, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L184] CALL assume_abort_if_not(var_1_37 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2147483647, var_1_36=-1, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_37 != 0.0F) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2147483647, var_1_36=-1, var_1_38=0, var_1_39=0, var_1_7=24, var_1_8=0, var_1_9=7/5] [L185] var_1_39 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_39 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2147483647, var_1_36=-1, var_1_38=0, var_1_39=1, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_39 >= 1) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2147483647, var_1_36=-1, var_1_38=0, var_1_39=1, var_1_7=24, var_1_8=0, var_1_9=7/5] [L187] CALL assume_abort_if_not(var_1_39 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2147483647, var_1_36=-1, var_1_38=0, var_1_39=1, var_1_7=24, var_1_8=0, var_1_9=7/5] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_39 <= 1) VAL [isInitial=1, last_1_var_1_33=16, var_1_14=-64, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=16, var_1_21=0, var_1_22=1, var_1_23=2563/10, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=319/5, var_1_31=1, var_1_33=16, var_1_34=2147483648, var_1_35=2147483647, var_1_36=-1, var_1_38=0, var_1_39=1, var_1_7=24, var_1_8=0, var_1_9=7/5] [L201] RET updateVariables() [L202] CALL step() [L58] signed long int stepLocal_3 = var_1_15; [L59] COND FALSE !(stepLocal_3 > (var_1_7 / 128)) [L62] var_1_23 = (var_1_11 + (((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))) + var_1_26)) [L63] COND TRUE 1.000000000000075E13f > var_1_11 [L64] var_1_27 = (var_1_28 && var_1_29) [L66] COND FALSE !(var_1_20 > (var_1_19 / var_1_37)) [L69] var_1_36 = (((((((10) < (var_1_16)) ? (10) : (var_1_16))) < 0 ) ? -((((10) < (var_1_16)) ? (10) : (var_1_16))) : ((((10) < (var_1_16)) ? (10) : (var_1_16))))) [L71] COND FALSE !(var_1_19 > var_1_26) [L74] unsigned char stepLocal_6 = var_1_27; [L75] COND TRUE stepLocal_6 || var_1_29 [L76] var_1_33 = (((((var_1_34) > (var_1_35)) ? (var_1_34) : (var_1_35))) - ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21)))) [L78] COND TRUE \read(var_1_27) [L79] var_1_9 = (var_1_10 - (((((8.3215551467477422E18f - var_1_11)) < (var_1_12)) ? ((8.3215551467477422E18f - var_1_11)) : (var_1_12)))) [L87] COND TRUE (1.75f / ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20)))) > var_1_12 [L88] var_1_22 = ((((((((var_1_36) > (((((var_1_33) > (1)) ? (var_1_33) : (1))))) ? (var_1_36) : (((((var_1_33) > (1)) ? (var_1_33) : (1))))))) < (var_1_16)) ? (((((var_1_36) > (((((var_1_33) > (1)) ? (var_1_33) : (1))))) ? (var_1_36) : (((((var_1_33) > (1)) ? (var_1_33) : (1))))))) : (var_1_16))) [L92] unsigned short int stepLocal_2 = var_1_8; [L93] unsigned short int stepLocal_1 = var_1_8; [L94] COND TRUE var_1_16 < stepLocal_1 [L95] COND FALSE !(var_1_23 == var_1_23) [L100] var_1_18 = ((((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))) - var_1_11) - var_1_12) [L103] unsigned char stepLocal_0 = var_1_36 <= var_1_22; [L104] COND TRUE \read(var_1_27) [L105] COND FALSE !(stepLocal_0 || (var_1_18 >= var_1_9)) [L108] var_1_1 = 25 [L113] signed long int stepLocal_4 = 4; [L114] COND FALSE !(stepLocal_4 >= var_1_1) [L117] var_1_30 = var_1_25 [L119] signed long int stepLocal_5 = var_1_22; [L120] COND FALSE !(var_1_12 != var_1_30) [L125] COND TRUE ! var_1_38 [L126] var_1_31 = (((((var_1_17) < (var_1_8)) ? (var_1_17) : (var_1_8))) + var_1_1) [L131] COND TRUE (((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))) / ((((var_1_15) < (4)) ? (var_1_15) : (4)))) > (var_1_33 + var_1_7) [L132] var_1_14 = ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))) [L202] RET step() [L203] CALL, EXPR property() [L193-L194] return ((((((((((((var_1_27 ? (((var_1_36 <= var_1_22) || (var_1_18 >= var_1_9)) ? (var_1_1 == ((unsigned short int) ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) : (var_1_1 == ((unsigned short int) 25))) : (var_1_1 == ((unsigned short int) var_1_7))) && (var_1_27 ? (var_1_9 == ((float) (var_1_10 - (((((8.3215551467477422E18f - var_1_11)) < (var_1_12)) ? ((8.3215551467477422E18f - var_1_11)) : (var_1_12)))))) : ((! var_1_27) ? (var_1_9 == ((float) var_1_10)) : (var_1_9 == ((float) var_1_11))))) && (((((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))) / ((((var_1_15) < (4)) ? (var_1_15) : (4)))) > (var_1_33 + var_1_7)) ? (var_1_14 == ((signed char) ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))))) : (var_1_14 == ((signed char) var_1_16)))) && ((var_1_16 < var_1_8) ? ((var_1_23 == var_1_23) ? ((var_1_8 == var_1_22) ? (var_1_18 == ((float) ((((var_1_12) > (var_1_11)) ? (var_1_12) : (var_1_11))))) : 1) : (var_1_18 == ((float) ((((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))) - var_1_11) - var_1_12)))) : 1)) && ((var_1_15 > (var_1_7 / 128)) ? (var_1_21 == ((unsigned long int) (var_1_7 + last_1_var_1_33))) : 1)) && (((1.75f / ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20)))) > var_1_12) ? (var_1_22 == ((signed long int) ((((((((var_1_36) > (((((var_1_33) > (1)) ? (var_1_33) : (1))))) ? (var_1_36) : (((((var_1_33) > (1)) ? (var_1_33) : (1))))))) < (var_1_16)) ? (((((var_1_36) > (((((var_1_33) > (1)) ? (var_1_33) : (1))))) ? (var_1_36) : (((((var_1_33) > (1)) ? (var_1_33) : (1))))))) : (var_1_16))))) : (var_1_22 == ((signed long int) (var_1_36 - 8))))) && (var_1_23 == ((float) (var_1_11 + (((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))) + var_1_26))))) && ((1.000000000000075E13f > var_1_11) ? (var_1_27 == ((unsigned char) (var_1_28 && var_1_29))) : 1)) && ((4 >= var_1_1) ? (var_1_30 == ((double) ((((var_1_26) < (((((var_1_20) < (var_1_24)) ? (var_1_20) : (var_1_24))))) ? (var_1_26) : (((((var_1_20) < (var_1_24)) ? (var_1_20) : (var_1_24)))))))) : (var_1_30 == ((double) var_1_25)))) && ((var_1_12 != var_1_30) ? ((var_1_22 < var_1_36) ? (var_1_31 == ((signed long int) ((((var_1_16) > ((var_1_7 + (var_1_21 + var_1_22)))) ? (var_1_16) : ((var_1_7 + (var_1_21 + var_1_22))))))) : 1) : ((! var_1_38) ? (var_1_31 == ((signed long int) (((((var_1_17) < (var_1_8)) ? (var_1_17) : (var_1_8))) + var_1_1))) : (var_1_31 == ((signed long int) var_1_7))))) && ((var_1_27 || var_1_29) ? (var_1_33 == ((unsigned long int) (((((var_1_34) > (var_1_35)) ? (var_1_34) : (var_1_35))) - ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21)))))) : 1)) && ((var_1_20 > (var_1_19 / var_1_37)) ? (var_1_36 == ((signed short int) var_1_16)) : (var_1_36 == ((signed short int) (((((((10) < (var_1_16)) ? (10) : (var_1_16))) < 0 ) ? -((((10) < (var_1_16)) ? (10) : (var_1_16))) : ((((10) < (var_1_16)) ? (10) : (var_1_16))))))))) && ((var_1_19 > var_1_26) ? (var_1_38 == ((unsigned char) ((var_1_29 && var_1_28) && var_1_39))) : 1) ; [L203] RET, EXPR property() [L203] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_33=16, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=126, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=25, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_24=0, var_1_25=2, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=2, var_1_31=25, var_1_33=2147483648, var_1_34=2147483648, var_1_35=2147483647, var_1_36=1, var_1_38=0, var_1_39=1, var_1_7=24, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_33=16, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=126, var_1_15=-2, var_1_16=-1, var_1_17=126, var_1_18=33/4, var_1_1=25, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_24=0, var_1_25=2, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=2, var_1_31=25, var_1_33=2147483648, var_1_34=2147483648, var_1_35=2147483647, var_1_36=1, var_1_38=0, var_1_39=1, var_1_7=24, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 1, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 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 21:24:02,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-82.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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_1f413029-63f1-44d0-936b-81a7fe382d6c/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 f4428c4ce5002ac21fbcb2f138b0b41709b4f2d1c732f36efc305424c919e124 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:24:04,748 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:24:04,835 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:24:04,841 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:24:04,841 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:24:04,872 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:24:04,873 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:24:04,874 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:24:04,875 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:24:04,875 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:24:04,876 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:24:04,877 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:24:04,877 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:24:04,878 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:24:04,878 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:24:04,879 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:24:04,880 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:24:04,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:24:04,881 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:24:04,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:24:04,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:24:04,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:24:04,883 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:24:04,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:24:04,884 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:24:04,884 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:24:04,885 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:24:04,885 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:24:04,885 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:24:04,886 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:24:04,886 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:24:04,887 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:24:04,887 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:24:04,887 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:24:04,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:24:04,888 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:24:04,888 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:24:04,888 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:24:04,889 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:24:04,889 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:04,889 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:24:04,891 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:24:04,891 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:24:04,891 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:24:04,892 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_1f413029-63f1-44d0-936b-81a7fe382d6c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4428c4ce5002ac21fbcb2f138b0b41709b4f2d1c732f36efc305424c919e124 [2023-11-23 21:24:05,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:24:05,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:24:05,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:24:05,313 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:24:05,313 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:24:05,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-82.i [2023-11-23 21:24:08,510 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:24:08,860 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:24:08,861 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-82.i [2023-11-23 21:24:08,879 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/data/76071641d/affdef94bfa249949cce27d8ee6430f6/FLAGe158113a6 [2023-11-23 21:24:08,891 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/data/76071641d/affdef94bfa249949cce27d8ee6430f6 [2023-11-23 21:24:08,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:24:08,895 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:24:08,897 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:24:08,897 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:24:08,905 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:24:08,906 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:24:08" (1/1) ... [2023-11-23 21:24:08,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33ad348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:08, skipping insertion in model container [2023-11-23 21:24:08,907 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:24:08" (1/1) ... [2023-11-23 21:24:08,972 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:24:09,177 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_1f413029-63f1-44d0-936b-81a7fe382d6c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-82.i[916,929] [2023-11-23 21:24:09,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:24:09,355 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:24:09,373 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_1f413029-63f1-44d0-936b-81a7fe382d6c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-82.i[916,929] [2023-11-23 21:24:09,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:24:09,491 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:24:09,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:09 WrapperNode [2023-11-23 21:24:09,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:24:09,492 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:24:09,493 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:24:09,493 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:24:09,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:09" (1/1) ... [2023-11-23 21:24:09,516 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:09" (1/1) ... [2023-11-23 21:24:09,554 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-11-23 21:24:09,555 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:24:09,556 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:24:09,556 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:24:09,556 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:24:09,566 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:09" (1/1) ... [2023-11-23 21:24:09,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:09" (1/1) ... [2023-11-23 21:24:09,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:09" (1/1) ... [2023-11-23 21:24:09,572 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:09" (1/1) ... [2023-11-23 21:24:09,586 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:09" (1/1) ... [2023-11-23 21:24:09,591 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:09" (1/1) ... [2023-11-23 21:24:09,594 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:09" (1/1) ... [2023-11-23 21:24:09,597 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:09" (1/1) ... [2023-11-23 21:24:09,602 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:24:09,603 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:24:09,604 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:24:09,604 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:24:09,605 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:09" (1/1) ... [2023-11-23 21:24:09,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:24:09,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:24:09,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:24:09,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:24:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:24:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:24:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:24:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:24:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:24:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:24:09,834 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:24:09,839 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:24:15,352 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:24:15,403 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:24:15,403 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:24:15,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:15 BoogieIcfgContainer [2023-11-23 21:24:15,404 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:24:15,406 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:24:15,406 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:24:15,409 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:24:15,410 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:24:08" (1/3) ... [2023-11-23 21:24:15,410 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@84dfb3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:15, skipping insertion in model container [2023-11-23 21:24:15,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:09" (2/3) ... [2023-11-23 21:24:15,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@84dfb3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:15, skipping insertion in model container [2023-11-23 21:24:15,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:15" (3/3) ... [2023-11-23 21:24:15,413 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-82.i [2023-11-23 21:24:15,432 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:24:15,432 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:24:15,483 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:24:15,489 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;@1925e776, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:24:15,490 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:24:15,494 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 54 states have internal predecessors, (76), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 21:24:15,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-23 21:24:15,520 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:15,521 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:24:15,521 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:15,527 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:15,527 INFO L85 PathProgramCache]: Analyzing trace with hash -1960996385, now seen corresponding path program 1 times [2023-11-23 21:24:15,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:15,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [26611055] [2023-11-23 21:24:15,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:15,546 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 21:24:15,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:15,553 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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 21:24:15,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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 21:24:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:16,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:24:16,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:16,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 896 proven. 0 refuted. 0 times theorem prover too weak. 964 trivial. 0 not checked. [2023-11-23 21:24:16,691 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:24:16,692 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:16,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [26611055] [2023-11-23 21:24:16,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [26611055] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:16,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:24:16,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:24:16,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595159553] [2023-11-23 21:24:16,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:16,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:24:16,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:24:16,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:24:16,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:24:16,752 INFO L87 Difference]: Start difference. First operand has 87 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 54 states have internal predecessors, (76), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-23 21:24:19,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:19,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:19,047 INFO L93 Difference]: Finished difference Result 171 states and 305 transitions. [2023-11-23 21:24:19,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:24:19,125 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 198 [2023-11-23 21:24:19,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:19,135 INFO L225 Difference]: With dead ends: 171 [2023-11-23 21:24:19,135 INFO L226 Difference]: Without dead ends: 85 [2023-11-23 21:24:19,139 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 197 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 21:24:19,144 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:19,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:24:19,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2023-11-23 21:24:19,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2023-11-23 21:24:19,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 52 states have (on average 1.3653846153846154) internal successors, (71), 52 states have internal predecessors, (71), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 21:24:19,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 133 transitions. [2023-11-23 21:24:19,197 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 133 transitions. Word has length 198 [2023-11-23 21:24:19,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:19,197 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 133 transitions. [2023-11-23 21:24:19,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-23 21:24:19,198 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 133 transitions. [2023-11-23 21:24:19,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-23 21:24:19,203 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:19,204 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:24:19,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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 21:24:19,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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 21:24:19,407 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:19,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:19,409 INFO L85 PathProgramCache]: Analyzing trace with hash -2037683379, now seen corresponding path program 1 times [2023-11-23 21:24:19,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:19,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1062278325] [2023-11-23 21:24:19,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:19,411 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 21:24:19,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:19,412 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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 21:24:19,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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 21:24:20,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:20,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 21:24:20,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:22,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 955 proven. 57 refuted. 0 times theorem prover too weak. 848 trivial. 0 not checked. [2023-11-23 21:24:22,882 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:24:24,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 117 proven. 60 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2023-11-23 21:24:24,933 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:24,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1062278325] [2023-11-23 21:24:24,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1062278325] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:24:24,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1873394391] [2023-11-23 21:24:24,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:24,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:24,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:24:24,969 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:24:24,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:24:25,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:26,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:24:26,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:26,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-23 21:24:26,085 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:24:26,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1873394391] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:26,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:24:26,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10, 10] total 16 [2023-11-23 21:24:26,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839823420] [2023-11-23 21:24:26,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:26,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:24:26,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:24:26,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:24:26,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2023-11-23 21:24:26,092 INFO L87 Difference]: Start difference. First operand 85 states and 133 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-23 21:24:28,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:30,364 WARN L539 Checker$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 21:24:32,368 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 21:24:32,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:32,705 INFO L93 Difference]: Finished difference Result 251 states and 393 transitions. [2023-11-23 21:24:32,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:24:32,706 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 198 [2023-11-23 21:24:32,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:32,711 INFO L225 Difference]: With dead ends: 251 [2023-11-23 21:24:32,711 INFO L226 Difference]: Without dead ends: 167 [2023-11-23 21:24:32,713 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 591 GetRequests, 576 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2023-11-23 21:24:32,715 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 122 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:32,715 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 344 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 3 Unknown, 0 Unchecked, 6.6s Time] [2023-11-23 21:24:32,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2023-11-23 21:24:32,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 165. [2023-11-23 21:24:32,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 100 states have (on average 1.34) internal successors, (134), 100 states have internal predecessors, (134), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-23 21:24:32,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 258 transitions. [2023-11-23 21:24:32,751 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 258 transitions. Word has length 198 [2023-11-23 21:24:32,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:32,753 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 258 transitions. [2023-11-23 21:24:32,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-23 21:24:32,753 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 258 transitions. [2023-11-23 21:24:32,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-23 21:24:32,757 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:32,758 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:24:32,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-23 21:24:32,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-23 21:24:33,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:33,179 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:33,180 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:33,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1305036796, now seen corresponding path program 1 times [2023-11-23 21:24:33,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:33,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [928044632] [2023-11-23 21:24:33,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:33,182 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 21:24:33,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:33,183 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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 21:24:33,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 21:24:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:34,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 21:24:34,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:36,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 955 proven. 57 refuted. 0 times theorem prover too weak. 848 trivial. 0 not checked. [2023-11-23 21:24:36,444 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:24:38,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 117 proven. 60 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2023-11-23 21:24:38,723 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:38,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [928044632] [2023-11-23 21:24:38,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [928044632] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:24:38,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1326893473] [2023-11-23 21:24:38,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:38,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:38,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:24:38,727 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:24:38,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 21:24:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:39,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:24:39,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:39,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-23 21:24:39,938 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:24:39,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1326893473] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:39,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:24:39,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10, 10] total 18 [2023-11-23 21:24:39,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52331118] [2023-11-23 21:24:39,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:39,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:24:39,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:24:39,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:24:39,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2023-11-23 21:24:39,943 INFO L87 Difference]: Start difference. First operand 165 states and 258 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-23 21:24:43,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:45,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:47,357 WARN L539 Checker$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 21:24:49,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:51,368 WARN L539 Checker$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 21:24:51,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:51,454 INFO L93 Difference]: Finished difference Result 337 states and 526 transitions. [2023-11-23 21:24:51,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:24:51,455 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 199 [2023-11-23 21:24:51,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:51,460 INFO L225 Difference]: With dead ends: 337 [2023-11-23 21:24:51,460 INFO L226 Difference]: Without dead ends: 172 [2023-11-23 21:24:51,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 595 GetRequests, 577 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=65, Invalid=277, Unknown=0, NotChecked=0, Total=342 [2023-11-23 21:24:51,463 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 165 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 4 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:51,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 293 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 84 Invalid, 5 Unknown, 0 Unchecked, 11.4s Time] [2023-11-23 21:24:51,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2023-11-23 21:24:51,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 170. [2023-11-23 21:24:51,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 105 states have (on average 1.3238095238095238) internal successors, (139), 105 states have internal predecessors, (139), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-23 21:24:51,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 263 transitions. [2023-11-23 21:24:51,500 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 263 transitions. Word has length 199 [2023-11-23 21:24:51,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:51,501 INFO L495 AbstractCegarLoop]: Abstraction has 170 states and 263 transitions. [2023-11-23 21:24:51,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-23 21:24:51,502 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 263 transitions. [2023-11-23 21:24:51,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-23 21:24:51,506 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:51,506 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:24:51,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:24:51,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:24:51,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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 21:24:51,912 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:51,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:51,913 INFO L85 PathProgramCache]: Analyzing trace with hash -1896102975, now seen corresponding path program 1 times [2023-11-23 21:24:51,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:51,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [868017401] [2023-11-23 21:24:51,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:51,914 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 21:24:51,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:51,916 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/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 21:24:51,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f413029-63f1-44d0-936b-81a7fe382d6c/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-23 21:24:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:52,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 21:24:52,788 INFO L285 TraceCheckSpWp]: Computing forward predicates...