./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ --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 9916bc30af46c6a2006e6c412aab0ec415cd340340da4b6958a1b37a130125d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:57:27,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:57:27,265 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:57:27,270 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:57:27,271 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:57:27,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:57:27,297 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:57:27,298 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:57:27,299 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:57:27,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:57:27,300 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:57:27,301 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:57:27,301 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:57:27,302 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:57:27,303 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:57:27,303 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:57:27,304 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:57:27,304 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:57:27,305 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:57:27,306 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:57:27,306 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:57:27,311 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:57:27,312 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:57:27,312 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:57:27,313 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:57:27,313 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:57:27,314 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:57:27,319 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:57:27,319 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:57:27,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:57:27,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:57:27,321 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:57:27,321 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:57:27,322 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:57:27,322 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:57:27,322 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:57:27,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:57:27,323 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:57:27,324 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:57:27,325 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:57:27,326 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:57:27,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:57:27,326 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:57:27,327 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:57:27,328 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:57:27,328 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_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9916bc30af46c6a2006e6c412aab0ec415cd340340da4b6958a1b37a130125d6 [2023-11-19 04:57:27,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:57:27,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:57:27,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:57:27,687 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:57:27,688 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:57:27,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i [2023-11-19 04:57:30,771 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:57:31,105 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:57:31,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i [2023-11-19 04:57:31,119 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/data/ef70223e8/ee3cd2b8f87c49bb8e3f379674530d6d/FLAG8fc80e16c [2023-11-19 04:57:31,140 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/data/ef70223e8/ee3cd2b8f87c49bb8e3f379674530d6d [2023-11-19 04:57:31,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:57:31,144 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:57:31,146 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:57:31,146 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:57:31,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:57:31,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:57:31" (1/1) ... [2023-11-19 04:57:31,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc30082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31, skipping insertion in model container [2023-11-19 04:57:31,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:57:31" (1/1) ... [2023-11-19 04:57:31,189 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:57:31,348 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_4d13c75f-ec73-4e57-8b61-eba927f11df6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i[919,932] [2023-11-19 04:57:31,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:57:31,448 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:57:31,460 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_4d13c75f-ec73-4e57-8b61-eba927f11df6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i[919,932] [2023-11-19 04:57:31,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:57:31,521 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:57:31,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31 WrapperNode [2023-11-19 04:57:31,522 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:57:31,523 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:57:31,524 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:57:31,524 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:57:31,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31" (1/1) ... [2023-11-19 04:57:31,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31" (1/1) ... [2023-11-19 04:57:31,584 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 220 [2023-11-19 04:57:31,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:57:31,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:57:31,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:57:31,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:57:31,596 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31" (1/1) ... [2023-11-19 04:57:31,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31" (1/1) ... [2023-11-19 04:57:31,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31" (1/1) ... [2023-11-19 04:57:31,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31" (1/1) ... [2023-11-19 04:57:31,622 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31" (1/1) ... [2023-11-19 04:57:31,626 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31" (1/1) ... [2023-11-19 04:57:31,631 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31" (1/1) ... [2023-11-19 04:57:31,634 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31" (1/1) ... [2023-11-19 04:57:31,642 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:57:31,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:57:31,658 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:57:31,659 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:57:31,659 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31" (1/1) ... [2023-11-19 04:57:31,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:57:31,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:57:31,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:57:31,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:57:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:57:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:57:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:57:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:57:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:57:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:57:31,845 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:57:31,848 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:57:32,307 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:57:32,780 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:57:32,781 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:57:32,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:57:32 BoogieIcfgContainer [2023-11-19 04:57:32,787 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:57:32,789 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:57:32,790 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:57:32,793 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:57:32,794 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:57:31" (1/3) ... [2023-11-19 04:57:32,795 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@208adf4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:57:32, skipping insertion in model container [2023-11-19 04:57:32,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:31" (2/3) ... [2023-11-19 04:57:32,797 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@208adf4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:57:32, skipping insertion in model container [2023-11-19 04:57:32,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:57:32" (3/3) ... [2023-11-19 04:57:32,800 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i [2023-11-19 04:57:32,820 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:57:32,820 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:57:32,893 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:57:32,902 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;@1a534173, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:57:32,903 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:57:32,908 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-19 04:57:32,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 04:57:32,931 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:57:32,932 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:57:32,933 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:57:32,940 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:57:32,941 INFO L85 PathProgramCache]: Analyzing trace with hash 612730484, now seen corresponding path program 1 times [2023-11-19 04:57:32,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:57:32,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899942395] [2023-11-19 04:57:32,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:32,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:57:33,205 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:57:33,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [789927547] [2023-11-19 04:57:33,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:33,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:57:33,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:57:33,210 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:57:33,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:57:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:57:33,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:57:33,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:57:33,819 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:57:33,822 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:57:33,823 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:57:33,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:57:34,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:57:34,037 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:57:34,042 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:57:34,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:57:34 BoogieIcfgContainer [2023-11-19 04:57:34,182 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:57:34,183 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:57:34,183 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:57:34,183 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:57:34,184 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:57:32" (3/4) ... [2023-11-19 04:57:34,186 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:57:34,187 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:57:34,188 INFO L158 Benchmark]: Toolchain (without parser) took 3044.21ms. Allocated memory is still 146.8MB. Free memory was 117.2MB in the beginning and 86.7MB in the end (delta: 30.6MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-11-19 04:57:34,189 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:57:34,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.91ms. Allocated memory is still 146.8MB. Free memory was 117.2MB in the beginning and 101.5MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:57:34,190 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.32ms. Allocated memory is still 146.8MB. Free memory was 101.5MB in the beginning and 96.8MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:57:34,191 INFO L158 Benchmark]: Boogie Preprocessor took 72.09ms. Allocated memory is still 146.8MB. Free memory was 96.8MB in the beginning and 94.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:57:34,192 INFO L158 Benchmark]: RCFGBuilder took 1129.29ms. Allocated memory is still 146.8MB. Free memory was 94.2MB in the beginning and 89.2MB in the end (delta: 5.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 04:57:34,192 INFO L158 Benchmark]: TraceAbstraction took 1393.26ms. Allocated memory is still 146.8MB. Free memory was 88.4MB in the beginning and 86.8MB in the end (delta: 1.6MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2023-11-19 04:57:34,193 INFO L158 Benchmark]: Witness Printer took 4.36ms. Allocated memory is still 146.8MB. Free memory was 86.8MB in the beginning and 86.7MB in the end (delta: 143.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:57:34,196 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.91ms. Allocated memory is still 146.8MB. Free memory was 117.2MB in the beginning and 101.5MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.32ms. Allocated memory is still 146.8MB. Free memory was 101.5MB in the beginning and 96.8MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.09ms. Allocated memory is still 146.8MB. Free memory was 96.8MB in the beginning and 94.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1129.29ms. Allocated memory is still 146.8MB. Free memory was 94.2MB in the beginning and 89.2MB in the end (delta: 5.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1393.26ms. Allocated memory is still 146.8MB. Free memory was 88.4MB in the beginning and 86.8MB in the end (delta: 1.6MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. * Witness Printer took 4.36ms. Allocated memory is still 146.8MB. Free memory was 86.8MB in the beginning and 86.7MB in the end (delta: 143.7kB). 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 86, overapproximation of someBinaryArithmeticDOUBLEoperation at line 96, overapproximation of someUnaryDOUBLEoperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 98, overapproximation of someBinaryArithmeticFLOAToperation at line 101. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -64; [L23] signed short int var_1_5 = 8; [L24] signed short int var_1_6 = 8; [L25] signed short int var_1_7 = 5; [L26] signed short int var_1_8 = 0; [L27] signed char var_1_9 = 5; [L28] signed char var_1_11 = 16; [L29] signed short int var_1_12 = 25; [L30] signed short int var_1_13 = 64; [L31] unsigned char var_1_15 = 1; [L32] unsigned char var_1_16 = 16; [L33] float var_1_17 = 1.2; [L34] float var_1_18 = 5.8; [L35] float var_1_19 = 10.25; [L36] float var_1_20 = 2.5; [L37] signed short int var_1_21 = 200; [L38] unsigned char var_1_24 = 1; [L39] unsigned char var_1_25 = 0; [L40] signed char var_1_26 = -5; [L41] unsigned char var_1_27 = 1; [L42] unsigned char var_1_31 = 0; [L43] unsigned char var_1_32 = 0; [L44] unsigned char var_1_33 = 0; [L45] float var_1_39 = 10.5; [L46] signed short int var_1_41 = -1; [L47] float var_1_44 = 50.5; [L48] unsigned char var_1_45 = 64; [L49] signed char var_1_46 = 2; [L50] signed char var_1_47 = 16; [L51] unsigned short int var_1_48 = 2; [L52] double var_1_49 = 1.5; [L53] double var_1_50 = 999999.7; [L54] double var_1_51 = 15.5; [L55] unsigned long int var_1_52 = 64; [L56] float var_1_55 = 9.25; [L57] signed short int var_1_56 = -1; [L58] signed short int last_1_var_1_1 = -64; [L59] signed short int last_1_var_1_13 = 64; [L60] unsigned char last_1_var_1_15 = 1; [L61] signed char last_1_var_1_26 = -5; [L203] isInitial = 1 [L204] FCALL initially() [L205] COND TRUE 1 [L206] CALL updateLastVariables() [L193] last_1_var_1_1 = var_1_1 [L194] last_1_var_1_13 = var_1_13 [L195] last_1_var_1_15 = var_1_15 [L196] last_1_var_1_26 = var_1_26 [L206] RET updateLastVariables() [L207] CALL updateVariables() [L141] var_1_5 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L143] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L144] var_1_6 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L146] CALL assume_abort_if_not(var_1_6 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_6 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L147] var_1_7 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L149] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L150] var_1_8 = __VERIFIER_nondet_short() [L151] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L152] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L153] var_1_11 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L155] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L156] var_1_12 = __VERIFIER_nondet_short() [L157] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L158] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L159] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L160] var_1_16 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L162] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L163] var_1_18 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L165] var_1_19 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_19 >= 0.0F && 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_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_19 >= 0.0F && 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_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L167] var_1_20 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_20 >= 0.0F && 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_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_20 >= 0.0F && 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_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L169] var_1_25 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L171] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L172] var_1_31 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L174] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L175] var_1_32 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_32 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_32 >= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L177] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L178] var_1_33 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_33 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_33 >= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L180] CALL assume_abort_if_not(var_1_33 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_33 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L181] var_1_46 = __VERIFIER_nondet_char() [L182] CALL assume_abort_if_not(var_1_46 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_46 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L183] CALL assume_abort_if_not(var_1_46 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_46 <= 127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L184] var_1_47 = __VERIFIER_nondet_char() [L185] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=100, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=100, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L186] CALL assume_abort_if_not(var_1_47 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=100, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_47 <= 127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=100, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L187] var_1_50 = __VERIFIER_nondet_double() [L188] CALL assume_abort_if_not((var_1_50 >= -461168.6018427382800e+13F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 4611686.018427382800e+12F && var_1_50 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=100, var_1_48=2, var_1_49=3/2, var_1_50=5, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_50 >= -461168.6018427382800e+13F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 4611686.018427382800e+12F && var_1_50 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=100, var_1_48=2, var_1_49=3/2, var_1_50=5, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L189] var_1_51 = __VERIFIER_nondet_double() [L190] CALL assume_abort_if_not((var_1_51 >= -461168.6018427382800e+13F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 4611686.018427382800e+12F && var_1_51 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=100, var_1_48=2, var_1_49=3/2, var_1_50=5, var_1_51=6, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not((var_1_51 >= -461168.6018427382800e+13F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 4611686.018427382800e+12F && var_1_51 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=100, var_1_48=2, var_1_49=3/2, var_1_50=5, var_1_51=6, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L207] RET updateVariables() [L208] CALL step() [L65] COND FALSE !(last_1_var_1_13 == last_1_var_1_1) [L72] signed long int stepLocal_3 = (var_1_6 + var_1_8) - var_1_5; [L73] signed short int stepLocal_2 = var_1_1; [L74] COND TRUE var_1_11 < stepLocal_2 [L75] COND TRUE var_1_7 == stepLocal_3 [L76] var_1_15 = var_1_16 [L83] COND FALSE !((! (var_1_24 || var_1_25)) && var_1_25) [L86] COND FALSE !(((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) < var_1_20) [L89] var_1_27 = var_1_31 [L92] var_1_39 = var_1_18 [L93] COND TRUE (((((-100) < 0 ) ? -(-100) : (-100))) - ((((var_1_46) > (var_1_47)) ? (var_1_46) : (var_1_47)))) >= var_1_7 [L94] var_1_45 = ((((var_1_47) < 0 ) ? -(var_1_47) : (var_1_47))) [L96] var_1_49 = (var_1_50 + var_1_51) [L97] COND TRUE \read(var_1_24) [L98] var_1_55 = ((((var_1_51) < 0 ) ? -(var_1_51) : (var_1_51))) [L100] COND TRUE var_1_11 < 5 [L101] var_1_17 = ((((var_1_18) > ((var_1_19 - var_1_20))) ? (var_1_18) : ((var_1_19 - var_1_20)))) [L103] COND FALSE !(\read(var_1_25)) [L106] COND FALSE !(var_1_20 >= var_1_20) [L109] var_1_24 = var_1_25 [L110] COND TRUE var_1_33 && var_1_32 [L111] var_1_41 = ((((var_1_15) < (var_1_11)) ? (var_1_15) : (var_1_11))) [L113] var_1_44 = var_1_18 [L114] var_1_26 = var_1_11 [L115] COND FALSE !((var_1_19 - var_1_20) >= ((- var_1_51) * ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))))) [L118] COND FALSE !(\read(var_1_24)) [L123] var_1_21 = (var_1_15 - 2) [L125] unsigned char stepLocal_0 = var_1_15; [L126] COND FALSE !(\read(var_1_24)) [L129] COND FALSE !(stepLocal_0 <= (var_1_21 / var_1_12)) [L132] var_1_9 = var_1_11 [L135] signed long int stepLocal_1 = var_1_1 * (var_1_15 % var_1_12); [L136] COND FALSE !((- var_1_15) >= stepLocal_1) [L208] RET step() [L209] CALL, EXPR property() [L199-L200] return ((((((((last_1_var_1_13 == last_1_var_1_1) ? ((last_1_var_1_1 <= ((((last_1_var_1_13) > (last_1_var_1_26)) ? (last_1_var_1_13) : (last_1_var_1_26)))) ? (var_1_1 == ((signed short int) (last_1_var_1_1 + (((((last_1_var_1_15 - last_1_var_1_15)) < ((last_1_var_1_15 - last_1_var_1_15))) ? ((last_1_var_1_15 - last_1_var_1_15)) : ((last_1_var_1_15 - last_1_var_1_15))))))) : (var_1_1 == ((signed short int) (((((last_1_var_1_15 - last_1_var_1_15)) < (((last_1_var_1_15 - last_1_var_1_15) + -256))) ? ((last_1_var_1_15 - last_1_var_1_15)) : (((last_1_var_1_15 - last_1_var_1_15) + -256))))))) : 1) && (var_1_24 ? (var_1_9 == ((signed char) var_1_11)) : ((var_1_15 <= (var_1_21 / var_1_12)) ? (var_1_9 == ((signed char) var_1_11)) : (var_1_9 == ((signed char) var_1_11))))) && (((- var_1_15) >= (var_1_1 * (var_1_15 % var_1_12))) ? (var_1_13 == ((signed short int) var_1_26)) : 1)) && ((var_1_11 < var_1_1) ? ((var_1_7 == ((var_1_6 + var_1_8) - var_1_5)) ? (var_1_15 == ((unsigned char) var_1_16)) : (var_1_15 == ((unsigned char) var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && ((var_1_11 < 5) ? (var_1_17 == ((float) ((((var_1_18) > ((var_1_19 - var_1_20))) ? (var_1_18) : ((var_1_19 - var_1_20)))))) : 1)) && (var_1_24 ? ((var_1_24 && var_1_24) ? (var_1_21 == ((signed short int) var_1_15)) : 1) : (var_1_21 == ((signed short int) (var_1_15 - 2))))) && (var_1_24 == ((unsigned char) var_1_25))) && (var_1_26 == ((signed char) var_1_11)) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=2, var_1_16=2, var_1_17=2, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=0, var_1_24=0, var_1_25=0, var_1_26=-127, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=2, var_1_41=-127, var_1_44=2, var_1_45=100, var_1_46=0, var_1_47=100, var_1_48=2, var_1_50=5, var_1_51=6, var_1_52=64, var_1_55=7, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=-127] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=1, var_1_13=64, var_1_15=2, var_1_16=2, var_1_17=2, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=0, var_1_24=0, var_1_25=0, var_1_26=-127, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=2, var_1_41=-127, var_1_44=2, var_1_45=100, var_1_46=0, var_1_47=100, var_1_48=2, var_1_50=5, var_1_51=6, var_1_52=64, var_1_55=7, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=-127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 32, 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 118 NumberOfCodeBlocks, 118 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 [2023-11-19 04:57:34,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ --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 9916bc30af46c6a2006e6c412aab0ec415cd340340da4b6958a1b37a130125d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:57:36,868 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:57:37,004 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:57:37,013 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:57:37,013 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:57:37,060 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:57:37,061 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:57:37,061 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:57:37,062 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:57:37,067 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:57:37,068 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:57:37,069 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:57:37,069 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:57:37,070 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:57:37,071 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:57:37,071 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:57:37,072 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:57:37,073 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:57:37,073 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:57:37,074 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:57:37,074 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:57:37,075 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:57:37,075 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:57:37,076 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:57:37,076 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:57:37,076 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:57:37,077 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:57:37,077 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:57:37,078 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:57:37,078 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:57:37,080 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:57:37,080 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:57:37,080 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:57:37,081 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:57:37,081 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:57:37,081 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:57:37,082 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:57:37,082 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:57:37,082 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:57:37,083 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:57:37,083 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:57:37,084 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:57:37,084 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_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9916bc30af46c6a2006e6c412aab0ec415cd340340da4b6958a1b37a130125d6 [2023-11-19 04:57:37,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:57:37,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:57:37,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:57:37,480 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:57:37,480 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:57:37,482 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i [2023-11-19 04:57:40,649 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:57:40,962 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:57:40,963 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i [2023-11-19 04:57:40,974 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/data/338f950b2/a5046fe051dc4a50879c595abb241121/FLAG99087e4b2 [2023-11-19 04:57:40,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/data/338f950b2/a5046fe051dc4a50879c595abb241121 [2023-11-19 04:57:40,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:57:40,994 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:57:40,996 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:57:40,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:57:41,002 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:57:41,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:57:40" (1/1) ... [2023-11-19 04:57:41,004 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@408d2b6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41, skipping insertion in model container [2023-11-19 04:57:41,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:57:40" (1/1) ... [2023-11-19 04:57:41,057 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:57:41,237 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_4d13c75f-ec73-4e57-8b61-eba927f11df6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i[919,932] [2023-11-19 04:57:41,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:57:41,400 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:57:41,416 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_4d13c75f-ec73-4e57-8b61-eba927f11df6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i[919,932] [2023-11-19 04:57:41,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:57:41,516 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:57:41,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41 WrapperNode [2023-11-19 04:57:41,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:57:41,518 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:57:41,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:57:41,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:57:41,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41" (1/1) ... [2023-11-19 04:57:41,558 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41" (1/1) ... [2023-11-19 04:57:41,608 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-19 04:57:41,611 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:57:41,612 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:57:41,612 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:57:41,612 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:57:41,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41" (1/1) ... [2023-11-19 04:57:41,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41" (1/1) ... [2023-11-19 04:57:41,645 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41" (1/1) ... [2023-11-19 04:57:41,645 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41" (1/1) ... [2023-11-19 04:57:41,660 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41" (1/1) ... [2023-11-19 04:57:41,691 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41" (1/1) ... [2023-11-19 04:57:41,695 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41" (1/1) ... [2023-11-19 04:57:41,698 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41" (1/1) ... [2023-11-19 04:57:41,703 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:57:41,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:57:41,705 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:57:41,705 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:57:41,706 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41" (1/1) ... [2023-11-19 04:57:41,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:57:41,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:57:41,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:57:41,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:57:41,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:57:41,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:57:41,788 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:57:41,789 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:57:41,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:57:41,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:57:41,963 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:57:41,967 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:57:46,910 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:57:46,919 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:57:46,919 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:57:46,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:57:46 BoogieIcfgContainer [2023-11-19 04:57:46,924 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:57:46,926 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:57:46,926 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:57:46,930 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:57:46,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:57:40" (1/3) ... [2023-11-19 04:57:46,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59793de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:57:46, skipping insertion in model container [2023-11-19 04:57:46,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:41" (2/3) ... [2023-11-19 04:57:46,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59793de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:57:46, skipping insertion in model container [2023-11-19 04:57:46,932 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:57:46" (3/3) ... [2023-11-19 04:57:46,933 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i [2023-11-19 04:57:46,953 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:57:46,953 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:57:47,005 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:57:47,011 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;@2198ea05, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:57:47,012 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:57:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 59 states have (on average 1.3898305084745763) internal successors, (82), 60 states have internal predecessors, (82), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-19 04:57:47,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-19 04:57:47,038 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:57:47,039 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:57:47,042 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:57:47,049 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:57:47,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1458534405, now seen corresponding path program 1 times [2023-11-19 04:57:47,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:57:47,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1970685956] [2023-11-19 04:57:47,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:47,065 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 [2023-11-19 04:57:47,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:57:47,066 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:57:47,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:57:47,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:57:47,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:57:47,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:57:48,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-11-19 04:57:48,095 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:57:48,096 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:57:48,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1970685956] [2023-11-19 04:57:48,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1970685956] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:57:48,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:57:48,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:57:48,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795438078] [2023-11-19 04:57:48,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:57:48,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:57:48,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:57:48,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:57:48,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:57:48,141 INFO L87 Difference]: Start difference. First operand has 94 states, 59 states have (on average 1.3898305084745763) internal successors, (82), 60 states have internal predecessors, (82), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-19 04:57:48,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:57:48,218 INFO L93 Difference]: Finished difference Result 181 states and 318 transitions. [2023-11-19 04:57:48,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:57:48,221 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 207 [2023-11-19 04:57:48,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:57:48,232 INFO L225 Difference]: With dead ends: 181 [2023-11-19 04:57:48,232 INFO L226 Difference]: Without dead ends: 90 [2023-11-19 04:57:48,241 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:57:48,245 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:57:48,247 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:57:48,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-19 04:57:48,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-19 04:57:48,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.3214285714285714) internal successors, (74), 56 states have internal predecessors, (74), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-19 04:57:48,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 138 transitions. [2023-11-19 04:57:48,319 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 138 transitions. Word has length 207 [2023-11-19 04:57:48,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:57:48,320 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 138 transitions. [2023-11-19 04:57:48,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-19 04:57:48,321 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 138 transitions. [2023-11-19 04:57:48,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-19 04:57:48,337 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:57:48,338 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:57:48,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:57:48,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:57:48,563 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:57:48,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:57:48,564 INFO L85 PathProgramCache]: Analyzing trace with hash -2116283044, now seen corresponding path program 1 times [2023-11-19 04:57:48,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:57:48,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1304326812] [2023-11-19 04:57:48,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:48,568 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 [2023-11-19 04:57:48,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:57:48,570 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:57:48,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:57:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:57:49,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:57:49,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:57:50,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-19 04:57:50,256 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:57:51,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-19 04:57:51,046 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:57:51,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1304326812] [2023-11-19 04:57:51,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1304326812] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:57:51,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [303460586] [2023-11-19 04:57:51,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:51,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:57:51,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:57:51,054 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:57:51,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 04:57:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:57:51,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:57:51,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:57:51,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-19 04:57:51,768 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:57:51,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [303460586] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:57:51,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:57:51,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 8 [2023-11-19 04:57:51,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739903322] [2023-11-19 04:57:51,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:57:51,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:57:51,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:57:51,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:57:51,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:57:51,774 INFO L87 Difference]: Start difference. First operand 90 states and 138 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-19 04:57:52,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:57:52,328 INFO L93 Difference]: Finished difference Result 258 states and 397 transitions. [2023-11-19 04:57:52,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:57:52,328 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 208 [2023-11-19 04:57:52,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:57:52,334 INFO L225 Difference]: With dead ends: 258 [2023-11-19 04:57:52,334 INFO L226 Difference]: Without dead ends: 171 [2023-11-19 04:57:52,335 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 621 GetRequests, 614 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:57:52,336 INFO L413 NwaCegarLoop]: 255 mSDtfsCounter, 121 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-19 04:57:52,337 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 380 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-19 04:57:52,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2023-11-19 04:57:52,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 165. [2023-11-19 04:57:52,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 98 states have (on average 1.2653061224489797) internal successors, (124), 98 states have internal predecessors, (124), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-19 04:57:52,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 252 transitions. [2023-11-19 04:57:52,388 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 252 transitions. Word has length 208 [2023-11-19 04:57:52,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:57:52,390 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 252 transitions. [2023-11-19 04:57:52,390 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-19 04:57:52,391 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 252 transitions. [2023-11-19 04:57:52,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 04:57:52,394 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:57:52,395 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:57:52,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-19 04:57:52,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:57:52,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:57:52,799 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:57:52,800 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:57:52,800 INFO L85 PathProgramCache]: Analyzing trace with hash -261583654, now seen corresponding path program 1 times [2023-11-19 04:57:52,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:57:52,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1467808911] [2023-11-19 04:57:52,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:52,802 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 [2023-11-19 04:57:52,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:57:52,803 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:57:52,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:57:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:57:53,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:57:53,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:57:54,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-19 04:57:54,390 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:57:55,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-19 04:57:55,114 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:57:55,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1467808911] [2023-11-19 04:57:55,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1467808911] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:57:55,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [882206428] [2023-11-19 04:57:55,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:55,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:57:55,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:57:55,116 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:57:55,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 04:57:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:57:56,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:57:56,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:57:57,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-19 04:57:57,338 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:57:57,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-19 04:57:57,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [882206428] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:57:57,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1785631240] [2023-11-19 04:57:57,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:57,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:57:57,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:57:57,923 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:57:57,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-19 04:57:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:57:58,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:57:58,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:57:59,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-19 04:57:59,185 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:57:59,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-19 04:57:59,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1785631240] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:57:59,769 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 04:57:59,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-19 04:57:59,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634641204] [2023-11-19 04:57:59,770 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 04:57:59,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 04:57:59,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:57:59,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 04:57:59,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 04:57:59,775 INFO L87 Difference]: Start difference. First operand 165 states and 252 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2023-11-19 04:58:01,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:58:01,173 INFO L93 Difference]: Finished difference Result 343 states and 515 transitions. [2023-11-19 04:58:01,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 04:58:01,186 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 209 [2023-11-19 04:58:01,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:58:01,190 INFO L225 Difference]: With dead ends: 343 [2023-11-19 04:58:01,190 INFO L226 Difference]: Without dead ends: 181 [2023-11-19 04:58:01,192 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1252 GetRequests, 1240 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-19 04:58:01,193 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 125 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-19 04:58:01,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 233 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-19 04:58:01,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2023-11-19 04:58:01,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 173. [2023-11-19 04:58:01,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 104 states have (on average 1.2403846153846154) internal successors, (129), 104 states have internal predecessors, (129), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-19 04:58:01,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 257 transitions. [2023-11-19 04:58:01,235 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 257 transitions. Word has length 209 [2023-11-19 04:58:01,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:58:01,236 INFO L495 AbstractCegarLoop]: Abstraction has 173 states and 257 transitions. [2023-11-19 04:58:01,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2023-11-19 04:58:01,237 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 257 transitions. [2023-11-19 04:58:01,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 04:58:01,240 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:58:01,241 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:58:01,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:58:01,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:58:01,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-19 04:58:01,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:58:01,850 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:58:01,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:58:01,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1282652008, now seen corresponding path program 1 times [2023-11-19 04:58:01,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:58:01,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [971712597] [2023-11-19 04:58:01,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:58:01,852 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 [2023-11-19 04:58:01,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:58:01,853 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:58:01,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-19 04:58:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:58:02,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:58:02,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:58:03,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-19 04:58:03,389 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:58:04,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-19 04:58:04,091 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:58:04,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [971712597] [2023-11-19 04:58:04,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [971712597] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:58:04,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [461495645] [2023-11-19 04:58:04,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:58:04,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:58:04,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:58:04,095 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:58:04,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-19 04:58:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:58:04,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:58:04,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:58:04,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-19 04:58:04,855 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:58:04,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [461495645] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:58:04,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:58:04,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 8 [2023-11-19 04:58:04,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982852187] [2023-11-19 04:58:04,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:58:04,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:58:04,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:58:04,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:58:04,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:58:04,859 INFO L87 Difference]: Start difference. First operand 173 states and 257 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-19 04:58:05,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:58:05,539 INFO L93 Difference]: Finished difference Result 346 states and 510 transitions. [2023-11-19 04:58:05,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:58:05,539 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 209 [2023-11-19 04:58:05,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:58:05,542 INFO L225 Difference]: With dead ends: 346 [2023-11-19 04:58:05,543 INFO L226 Difference]: Without dead ends: 176 [2023-11-19 04:58:05,544 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 626 GetRequests, 617 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-19 04:58:05,545 INFO L413 NwaCegarLoop]: 237 mSDtfsCounter, 163 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-19 04:58:05,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 457 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-19 04:58:05,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-11-19 04:58:05,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 172. [2023-11-19 04:58:05,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 101 states have (on average 1.198019801980198) internal successors, (121), 101 states have internal predecessors, (121), 64 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-19 04:58:05,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 249 transitions. [2023-11-19 04:58:05,575 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 249 transitions. Word has length 209 [2023-11-19 04:58:05,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:58:05,576 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 249 transitions. [2023-11-19 04:58:05,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-19 04:58:05,577 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 249 transitions. [2023-11-19 04:58:05,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 04:58:05,580 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:58:05,580 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:58:05,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-19 04:58:05,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-19 04:58:05,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 04:58:05,999 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:58:05,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:58:06,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1939596087, now seen corresponding path program 1 times [2023-11-19 04:58:06,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:58:06,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [279668369] [2023-11-19 04:58:06,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:58:06,001 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 [2023-11-19 04:58:06,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:58:06,002 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:58:06,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13c75f-ec73-4e57-8b61-eba927f11df6/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-19 04:58:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:58:06,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 04:58:06,663 INFO L285 TraceCheckSpWp]: Computing forward predicates...