./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-13.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash baf007038ec211927102538fb438f8b8b8e367c83c4b464050e93294cddd4b17 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:12:21,355 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:12:21,475 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:12:21,483 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:12:21,484 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:12:21,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:12:21,532 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:12:21,533 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:12:21,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:12:21,539 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:12:21,540 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:12:21,541 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:12:21,542 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:12:21,543 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:12:21,544 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:12:21,544 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:12:21,545 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:12:21,545 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:12:21,546 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:12:21,546 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:12:21,547 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:12:21,547 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:12:21,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:12:21,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:12:21,549 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:12:21,550 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:12:21,550 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:12:21,551 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:12:21,551 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:12:21,552 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:12:21,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:12:21,553 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:12:21,554 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:12:21,554 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:12:21,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:12:21,555 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:12:21,555 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:12:21,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:21,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:12:21,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:12:21,556 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:12:21,557 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:12:21,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:12:21,557 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:12:21,558 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:12:21,558 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:12:21,558 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:12:21,559 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_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> baf007038ec211927102538fb438f8b8b8e367c83c4b464050e93294cddd4b17 [2023-11-23 21:12:21,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:12:21,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:12:21,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:12:21,929 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:12:21,930 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:12:21,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-13.i [2023-11-23 21:12:25,197 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:12:25,429 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:12:25,438 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-13.i [2023-11-23 21:12:25,453 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/data/be494c8cf/c8cb655879974ee6aca4773b276b0e21/FLAG1432e7015 [2023-11-23 21:12:25,469 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/data/be494c8cf/c8cb655879974ee6aca4773b276b0e21 [2023-11-23 21:12:25,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:12:25,478 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:12:25,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:25,484 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:12:25,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:12:25,492 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:25" (1/1) ... [2023-11-23 21:12:25,493 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1745be4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25, skipping insertion in model container [2023-11-23 21:12:25,493 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:25" (1/1) ... [2023-11-23 21:12:25,550 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:12:25,697 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_891388b6-c4c7-49ed-a64c-bbd8548aaccc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-13.i[915,928] [2023-11-23 21:12:25,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:12:25,776 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:12:25,805 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_891388b6-c4c7-49ed-a64c-bbd8548aaccc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-13.i[915,928] [2023-11-23 21:12:25,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:12:25,898 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:12:25,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25 WrapperNode [2023-11-23 21:12:25,904 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:25,905 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:12:25,905 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:12:25,905 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:12:25,912 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25" (1/1) ... [2023-11-23 21:12:25,923 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25" (1/1) ... [2023-11-23 21:12:25,980 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2023-11-23 21:12:25,981 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:12:25,982 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:12:25,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:12:25,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:12:25,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25" (1/1) ... [2023-11-23 21:12:25,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25" (1/1) ... [2023-11-23 21:12:26,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25" (1/1) ... [2023-11-23 21:12:26,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25" (1/1) ... [2023-11-23 21:12:26,018 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25" (1/1) ... [2023-11-23 21:12:26,023 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25" (1/1) ... [2023-11-23 21:12:26,026 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25" (1/1) ... [2023-11-23 21:12:26,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25" (1/1) ... [2023-11-23 21:12:26,033 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:12:26,034 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:12:26,034 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:12:26,034 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:12:26,037 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25" (1/1) ... [2023-11-23 21:12:26,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:26,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:12:26,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:12:26,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:12:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:12:26,157 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:12:26,157 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:12:26,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:12:26,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:12:26,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:12:26,291 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:12:26,293 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:12:26,711 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:12:27,031 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:12:27,032 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:12:27,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:27 BoogieIcfgContainer [2023-11-23 21:12:27,034 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:12:27,037 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:12:27,037 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:12:27,041 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:12:27,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:12:25" (1/3) ... [2023-11-23 21:12:27,043 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e873a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:27, skipping insertion in model container [2023-11-23 21:12:27,044 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:25" (2/3) ... [2023-11-23 21:12:27,045 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e873a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:27, skipping insertion in model container [2023-11-23 21:12:27,046 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:27" (3/3) ... [2023-11-23 21:12:27,047 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-13.i [2023-11-23 21:12:27,068 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:12:27,068 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:12:27,139 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:12:27,146 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;@5bf1abf9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:12:27,146 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:12:27,150 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-23 21:12:27,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 21:12:27,164 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:27,165 INFO L195 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:27,166 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:27,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:27,170 INFO L85 PathProgramCache]: Analyzing trace with hash -904552645, now seen corresponding path program 1 times [2023-11-23 21:12:27,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:12:27,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008164147] [2023-11-23 21:12:27,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:27,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:12:27,352 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:12:27,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1099401003] [2023-11-23 21:12:27,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:27,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:12:27,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:12:27,363 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:12:27,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:12:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:12:27,889 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:12:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:12:28,079 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:12:28,081 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:12:28,083 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:12:28,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:12:28,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:12:28,300 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:12:28,303 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:12:28,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:12:28 BoogieIcfgContainer [2023-11-23 21:12:28,461 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:12:28,462 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:12:28,462 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:12:28,462 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:12:28,462 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:27" (3/4) ... [2023-11-23 21:12:28,464 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:12:28,466 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:12:28,467 INFO L158 Benchmark]: Toolchain (without parser) took 2989.03ms. Allocated memory is still 148.9MB. Free memory was 104.1MB in the beginning and 56.6MB in the end (delta: 47.5MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2023-11-23 21:12:28,467 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 121.6MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:12:28,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.01ms. Allocated memory is still 148.9MB. Free memory was 103.6MB in the beginning and 89.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:12:28,469 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.53ms. Allocated memory is still 148.9MB. Free memory was 89.2MB in the beginning and 85.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:12:28,473 INFO L158 Benchmark]: Boogie Preprocessor took 51.67ms. Allocated memory is still 148.9MB. Free memory was 85.6MB in the beginning and 83.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:12:28,475 INFO L158 Benchmark]: RCFGBuilder took 999.96ms. Allocated memory is still 148.9MB. Free memory was 83.5MB in the beginning and 107.5MB in the end (delta: -24.0MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2023-11-23 21:12:28,477 INFO L158 Benchmark]: TraceAbstraction took 1423.80ms. Allocated memory is still 148.9MB. Free memory was 106.9MB in the beginning and 57.2MB in the end (delta: 49.7MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-23 21:12:28,477 INFO L158 Benchmark]: Witness Printer took 4.25ms. Allocated memory is still 148.9MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:12:28,480 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 121.6MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.01ms. Allocated memory is still 148.9MB. Free memory was 103.6MB in the beginning and 89.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.53ms. Allocated memory is still 148.9MB. Free memory was 89.2MB in the beginning and 85.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.67ms. Allocated memory is still 148.9MB. Free memory was 85.6MB in the beginning and 83.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 999.96ms. Allocated memory is still 148.9MB. Free memory was 83.5MB in the beginning and 107.5MB in the end (delta: -24.0MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1423.80ms. Allocated memory is still 148.9MB. Free memory was 106.9MB in the beginning and 57.2MB in the end (delta: 49.7MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 4.25ms. Allocated memory is still 148.9MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 91, overapproximation of shiftRight at line 69, overapproximation of someBinaryArithmeticDOUBLEoperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] signed char var_1_4 = 16; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 1; [L26] unsigned char var_1_8 = 1; [L27] unsigned char var_1_9 = 0; [L28] unsigned char var_1_10 = 128; [L29] unsigned char var_1_11 = 64; [L30] signed char var_1_12 = -10; [L31] signed char var_1_13 = -10; [L32] signed char var_1_14 = -25; [L33] double var_1_15 = 64.875; [L34] double var_1_17 = 1.625; [L35] double var_1_18 = 32.2; [L36] double var_1_19 = 8.6; [L37] double var_1_20 = 10.5; [L38] signed short int var_1_21 = -64; [L39] unsigned char var_1_22 = 25; [L40] unsigned char var_1_23 = 0; [L41] unsigned long int var_1_24 = 5; [L42] double var_1_25 = 0.75; [L43] double var_1_26 = 99999999999999.5; [L44] unsigned char var_1_27 = 4; [L45] unsigned char var_1_28 = 64; [L46] signed long int var_1_29 = 128; [L47] signed char var_1_30 = -5; [L48] signed char var_1_31 = -100; [L49] unsigned long int var_1_32 = 1; [L50] unsigned long int var_1_33 = 8; [L51] unsigned char var_1_34 = 5; [L52] double var_1_35 = 10000.225; [L53] signed short int last_1_var_1_21 = -64; [L54] unsigned char last_1_var_1_22 = 25; [L162] isInitial = 1 [L163] FCALL initially() [L164] COND TRUE 1 [L165] CALL updateLastVariables() [L154] last_1_var_1_21 = var_1_21 [L155] last_1_var_1_22 = var_1_22 [L165] RET updateLastVariables() [L166] CALL updateVariables() [L109] var_1_4 = __VERIFIER_nondet_char() [L110] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L111] CALL assume_abort_if_not(var_1_4 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_4 <= 32) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L112] var_1_5 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_6=1, var_1_8=1, var_1_9=0] [L114] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L115] var_1_6 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_8=1, var_1_9=0] [L117] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L118] var_1_9 = __VERIFIER_nondet_uchar() [L119] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1] [L120] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L121] var_1_10 = __VERIFIER_nondet_uchar() [L122] CALL assume_abort_if_not(var_1_10 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_10 >= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L123] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L124] var_1_11 = __VERIFIER_nondet_uchar() [L125] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L126] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L127] var_1_13 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_13 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_13 >= -31) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L129] CALL assume_abort_if_not(var_1_13 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_13 <= 31) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L130] var_1_14 = __VERIFIER_nondet_char() [L131] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L132] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L133] var_1_17 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L135] var_1_18 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L137] var_1_19 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L139] var_1_20 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L141] var_1_26 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=64, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L143] var_1_28 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_28 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=0, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_28 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=0, var_1_29=128, var_1_30=-5, var_1_31=-100, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L146] var_1_31 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_31 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=0, var_1_29=128, var_1_30=-5, var_1_31=0, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_31 >= -127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=0, var_1_29=128, var_1_30=-5, var_1_31=0, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=0, var_1_29=128, var_1_30=-5, var_1_31=0, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=0, var_1_29=128, var_1_30=-5, var_1_31=0, var_1_32=1, var_1_33=8, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L149] var_1_33 = __VERIFIER_nondet_ulong() [L150] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=0, var_1_29=128, var_1_30=-5, var_1_31=0, var_1_32=1, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=0, var_1_29=128, var_1_30=-5, var_1_31=0, var_1_32=1, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_33 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=0, var_1_29=128, var_1_30=-5, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_33 <= 4294967294) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=26, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=0, var_1_29=128, var_1_30=-5, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=5, var_1_35=400009/40, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L166] RET updateVariables() [L167] CALL step() [L58] var_1_25 = var_1_26 [L59] var_1_27 = var_1_28 [L60] var_1_29 = var_1_28 [L61] var_1_30 = var_1_31 [L62] COND FALSE !(((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))) < var_1_29) [L65] var_1_34 = var_1_28 [L66] var_1_35 = var_1_26 [L67] signed long int stepLocal_1 = ~ last_1_var_1_21; [L68] unsigned char stepLocal_0 = var_1_5; [L69] EXPR last_1_var_1_22 >> var_1_4 [L69] COND TRUE stepLocal_1 != (last_1_var_1_22 >> var_1_4) [L70] COND TRUE stepLocal_0 || var_1_6 [L71] var_1_1 = var_1_4 [L78] COND FALSE !(\read(var_1_9)) [L81] unsigned short int stepLocal_3 = var_1_1; [L82] COND FALSE !(var_1_4 > stepLocal_3) [L85] var_1_15 = var_1_17 [L87] COND TRUE ((- var_1_11) < 8) || var_1_9 [L88] var_1_22 = (var_1_4 + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) [L90] var_1_23 = (var_1_11 + var_1_4) [L91] COND FALSE !(var_1_18 <= var_1_20) [L94] COND FALSE !(9.99999999999998E13 < var_1_20) [L98] COND FALSE !(var_1_6 || var_1_9) [L103] signed short int stepLocal_2 = var_1_21; [L104] COND TRUE var_1_10 > stepLocal_2 [L105] var_1_12 = ((var_1_4 + var_1_13) + var_1_14) [L167] RET step() [L168] CALL, EXPR property() [L158] EXPR last_1_var_1_22 >> var_1_4 [L158-L159] return (((((((((~ last_1_var_1_21) != (last_1_var_1_22 >> var_1_4)) ? ((var_1_5 || var_1_6) ? (var_1_1 == ((unsigned short int) var_1_4)) : (var_1_1 == ((unsigned short int) last_1_var_1_22))) : (var_1_1 == ((unsigned short int) 100))) && (var_1_9 ? (var_1_8 == ((unsigned char) (var_1_10 - (var_1_11 - var_1_4)))) : 1)) && ((var_1_10 > var_1_21) ? (var_1_12 == ((signed char) ((var_1_4 + var_1_13) + var_1_14))) : 1)) && ((var_1_4 > var_1_1) ? (var_1_15 == ((double) ((var_1_17 - var_1_18) + (((((var_1_19) > (499.25)) ? (var_1_19) : (499.25))) + var_1_20)))) : (var_1_15 == ((double) var_1_17)))) && ((var_1_6 || var_1_9) ? (((var_1_24 % var_1_10) > var_1_22) ? (var_1_21 == ((signed short int) (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) + var_1_14))) : 1) : 1)) && ((((- var_1_11) < 8) || var_1_9) ? (var_1_22 == ((unsigned char) (var_1_4 + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) : 1)) && (var_1_23 == ((unsigned char) (var_1_11 + var_1_4)))) && ((var_1_18 <= var_1_20) ? (var_1_24 == ((unsigned long int) ((((var_1_8) < ((var_1_8 + var_1_11))) ? (var_1_8) : ((var_1_8 + var_1_11)))))) : ((9.99999999999998E13 < var_1_20) ? (var_1_24 == ((unsigned long int) var_1_1)) : 1)) ; [L168] RET, EXPR property() [L168] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=0, var_1_13=-31, var_1_14=26, var_1_15=3, var_1_17=3, var_1_1=5, var_1_21=-64, var_1_22=68, var_1_23=68, var_1_24=5, var_1_25=2, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=2, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=0, var_1_13=-31, var_1_14=26, var_1_15=3, var_1_17=3, var_1_1=5, var_1_21=-64, var_1_22=68, var_1_23=68, var_1_24=5, var_1_25=2, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=2, var_1_4=5, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 27, 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=52occurred 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: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:12:28,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash baf007038ec211927102538fb438f8b8b8e367c83c4b464050e93294cddd4b17 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:12:31,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:12:31,460 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:12:31,474 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:12:31,475 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:12:31,530 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:12:31,531 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:12:31,532 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:12:31,533 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:12:31,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:12:31,539 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:12:31,539 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:12:31,540 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:12:31,542 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:12:31,542 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:12:31,543 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:12:31,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:12:31,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:12:31,545 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:12:31,546 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:12:31,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:12:31,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:12:31,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:12:31,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:12:31,548 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:12:31,548 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:12:31,549 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:12:31,549 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:12:31,550 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:12:31,550 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:12:31,551 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:12:31,552 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:12:31,552 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:12:31,553 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:12:31,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:31,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:12:31,553 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:12:31,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:12:31,554 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:12:31,555 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:12:31,555 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:12:31,556 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:12:31,556 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:12:31,556 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:12:31,557 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_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> baf007038ec211927102538fb438f8b8b8e367c83c4b464050e93294cddd4b17 [2023-11-23 21:12:32,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:12:32,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:12:32,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:12:32,045 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:12:32,045 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:12:32,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-13.i [2023-11-23 21:12:35,199 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:12:35,502 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:12:35,504 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-13.i [2023-11-23 21:12:35,513 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/data/d5f2f0e3c/762a2b7ca0fe41c4a72ff0812a1db648/FLAGd98fb1414 [2023-11-23 21:12:35,525 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/data/d5f2f0e3c/762a2b7ca0fe41c4a72ff0812a1db648 [2023-11-23 21:12:35,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:12:35,529 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:12:35,531 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:35,531 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:12:35,538 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:12:35,539 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:35" (1/1) ... [2023-11-23 21:12:35,540 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b60c178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35, skipping insertion in model container [2023-11-23 21:12:35,540 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:35" (1/1) ... [2023-11-23 21:12:35,595 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:12:35,798 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_891388b6-c4c7-49ed-a64c-bbd8548aaccc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-13.i[915,928] [2023-11-23 21:12:35,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:12:35,933 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:12:35,949 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_891388b6-c4c7-49ed-a64c-bbd8548aaccc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-13.i[915,928] [2023-11-23 21:12:36,012 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:12:36,040 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:12:36,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:36 WrapperNode [2023-11-23 21:12:36,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:36,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:12:36,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:12:36,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:12:36,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:36" (1/1) ... [2023-11-23 21:12:36,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:36" (1/1) ... [2023-11-23 21:12:36,134 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2023-11-23 21:12:36,136 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:12:36,137 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:12:36,137 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:12:36,138 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:12:36,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:36" (1/1) ... [2023-11-23 21:12:36,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:36" (1/1) ... [2023-11-23 21:12:36,170 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:36" (1/1) ... [2023-11-23 21:12:36,170 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:36" (1/1) ... [2023-11-23 21:12:36,182 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:36" (1/1) ... [2023-11-23 21:12:36,187 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:36" (1/1) ... [2023-11-23 21:12:36,190 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:36" (1/1) ... [2023-11-23 21:12:36,193 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:36" (1/1) ... [2023-11-23 21:12:36,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:12:36,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:12:36,199 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:12:36,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:12:36,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:36" (1/1) ... [2023-11-23 21:12:36,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:36,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:12:36,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:12:36,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:12:36,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:12:36,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:12:36,296 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:12:36,296 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:12:36,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:12:36,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:12:36,417 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:12:36,420 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:12:40,769 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:12:40,819 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:12:40,819 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:12:40,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:40 BoogieIcfgContainer [2023-11-23 21:12:40,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:12:40,823 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:12:40,823 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:12:40,826 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:12:40,826 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:12:35" (1/3) ... [2023-11-23 21:12:40,827 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361efe4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:40, skipping insertion in model container [2023-11-23 21:12:40,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:36" (2/3) ... [2023-11-23 21:12:40,828 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361efe4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:40, skipping insertion in model container [2023-11-23 21:12:40,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:40" (3/3) ... [2023-11-23 21:12:40,830 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-13.i [2023-11-23 21:12:40,850 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:12:40,850 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:12:40,902 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:12:40,908 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;@7ee5f750, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:12:40,909 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:12:40,914 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 41 states have (on average 1.3902439024390243) internal successors, (57), 42 states have internal predecessors, (57), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-23 21:12:40,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-23 21:12:40,931 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:40,932 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:40,932 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:40,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:40,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1566311269, now seen corresponding path program 1 times [2023-11-23 21:12:40,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:12:40,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1397969271] [2023-11-23 21:12:40,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:40,955 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:40,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:12:40,957 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:12:40,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:12:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:41,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:12:41,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:12:41,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 724 proven. 0 refuted. 0 times theorem prover too weak. 680 trivial. 0 not checked. [2023-11-23 21:12:41,537 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:12:41,538 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:12:41,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1397969271] [2023-11-23 21:12:41,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1397969271] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:12:41,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:12:41,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:12:41,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436662162] [2023-11-23 21:12:41,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:12:41,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:12:41,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:12:41,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:12:41,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:12:41,580 INFO L87 Difference]: Start difference. First operand has 71 states, 41 states have (on average 1.3902439024390243) internal successors, (57), 42 states have internal predecessors, (57), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-23 21:12:43,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:43,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:12:43,707 INFO L93 Difference]: Finished difference Result 139 states and 247 transitions. [2023-11-23 21:12:43,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:12:43,728 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 168 [2023-11-23 21:12:43,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:12:43,736 INFO L225 Difference]: With dead ends: 139 [2023-11-23 21:12:43,737 INFO L226 Difference]: Without dead ends: 69 [2023-11-23 21:12:43,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:12:43,746 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:12:43,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 21:12:43,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2023-11-23 21:12:43,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2023-11-23 21:12:43,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 40 states have (on average 1.275) internal successors, (51), 40 states have internal predecessors, (51), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-23 21:12:43,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 105 transitions. [2023-11-23 21:12:43,817 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 105 transitions. Word has length 168 [2023-11-23 21:12:43,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:12:43,817 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 105 transitions. [2023-11-23 21:12:43,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-23 21:12:43,818 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 105 transitions. [2023-11-23 21:12:43,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-23 21:12:43,822 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:43,822 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:43,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:12:44,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:44,041 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:44,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:44,042 INFO L85 PathProgramCache]: Analyzing trace with hash -1289818481, now seen corresponding path program 1 times [2023-11-23 21:12:44,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:12:44,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [987080207] [2023-11-23 21:12:44,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:44,044 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:44,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:12:44,046 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:12:44,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:12:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:44,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:12:44,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:12:46,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2023-11-23 21:12:46,905 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:12:46,906 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:12:46,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [987080207] [2023-11-23 21:12:46,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [987080207] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:12:46,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:12:46,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:12:46,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402628850] [2023-11-23 21:12:46,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:12:46,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:12:46,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:12:46,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:12:46,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:12:46,911 INFO L87 Difference]: Start difference. First operand 69 states and 105 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-23 21:12:49,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:52,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:52,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:12:52,563 INFO L93 Difference]: Finished difference Result 206 states and 314 transitions. [2023-11-23 21:12:52,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:12:52,581 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 168 [2023-11-23 21:12:52,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:12:52,585 INFO L225 Difference]: With dead ends: 206 [2023-11-23 21:12:52,585 INFO L226 Difference]: Without dead ends: 138 [2023-11-23 21:12:52,587 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:12:52,588 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 80 mSDsluCounter, 239 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 55 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:12:52,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 338 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 78 Invalid, 2 Unknown, 0 Unchecked, 5.5s Time] [2023-11-23 21:12:52,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-11-23 21:12:52,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 120. [2023-11-23 21:12:52,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 63 states have (on average 1.1904761904761905) internal successors, (75), 63 states have internal predecessors, (75), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-23 21:12:52,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 183 transitions. [2023-11-23 21:12:52,631 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 183 transitions. Word has length 168 [2023-11-23 21:12:52,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:12:52,632 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 183 transitions. [2023-11-23 21:12:52,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-23 21:12:52,633 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 183 transitions. [2023-11-23 21:12:52,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-23 21:12:52,636 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:52,637 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:52,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:12:52,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:52,848 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:52,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:52,849 INFO L85 PathProgramCache]: Analyzing trace with hash 780127451, now seen corresponding path program 1 times [2023-11-23 21:12:52,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:12:52,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1819502188] [2023-11-23 21:12:52,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:52,850 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:52,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:12:52,852 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:12:52,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:12:53,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:53,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:12:53,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:12:53,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2023-11-23 21:12:53,313 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:12:53,314 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:12:53,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1819502188] [2023-11-23 21:12:53,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1819502188] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:12:53,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:12:53,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:12:53,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903670010] [2023-11-23 21:12:53,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:12:53,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:12:53,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:12:53,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:12:53,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:12:53,317 INFO L87 Difference]: Start difference. First operand 120 states and 183 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-23 21:12:55,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:57,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:58,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:12:58,004 INFO L93 Difference]: Finished difference Result 217 states and 327 transitions. [2023-11-23 21:12:58,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:12:58,004 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 169 [2023-11-23 21:12:58,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:12:58,008 INFO L225 Difference]: With dead ends: 217 [2023-11-23 21:12:58,008 INFO L226 Difference]: Without dead ends: 149 [2023-11-23 21:12:58,010 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:12:58,011 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 33 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-11-23 21:12:58,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 219 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2023-11-23 21:12:58,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2023-11-23 21:12:58,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 146. [2023-11-23 21:12:58,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 82 states have (on average 1.2195121951219512) internal successors, (100), 83 states have internal predecessors, (100), 60 states have call successors, (60), 3 states have call predecessors, (60), 3 states have return successors, (60), 59 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-23 21:12:58,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 220 transitions. [2023-11-23 21:12:58,052 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 220 transitions. Word has length 169 [2023-11-23 21:12:58,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:12:58,053 INFO L495 AbstractCegarLoop]: Abstraction has 146 states and 220 transitions. [2023-11-23 21:12:58,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-23 21:12:58,054 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 220 transitions. [2023-11-23 21:12:58,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-23 21:12:58,057 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:58,057 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:58,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:12:58,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:58,269 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:58,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:58,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1038292889, now seen corresponding path program 1 times [2023-11-23 21:12:58,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:12:58,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [847630355] [2023-11-23 21:12:58,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:58,275 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:58,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:12:58,277 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:12:58,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 21:12:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:58,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 21:12:58,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:13:00,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 54 proven. 150 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 21:13:00,945 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:13:01,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2023-11-23 21:13:01,260 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:13:01,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [847630355] [2023-11-23 21:13:01,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [847630355] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-23 21:13:01,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 21:13:01,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2023-11-23 21:13:01,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118220684] [2023-11-23 21:13:01,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:13:01,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:13:01,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:13:01,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:13:01,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-23 21:13:01,266 INFO L87 Difference]: Start difference. First operand 146 states and 220 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-23 21:13:03,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:13:07,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:13:08,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:13:08,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:13:08,954 INFO L93 Difference]: Finished difference Result 289 states and 432 transitions. [2023-11-23 21:13:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:13:08,955 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 169 [2023-11-23 21:13:08,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:13:08,960 INFO L225 Difference]: With dead ends: 289 [2023-11-23 21:13:08,961 INFO L226 Difference]: Without dead ends: 195 [2023-11-23 21:13:08,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-11-23 21:13:08,964 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 48 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:13:08,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 281 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 43 Invalid, 2 Unknown, 0 Unchecked, 7.6s Time] [2023-11-23 21:13:08,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2023-11-23 21:13:09,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 151. [2023-11-23 21:13:09,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 87 states have (on average 1.2183908045977012) internal successors, (106), 88 states have internal predecessors, (106), 60 states have call successors, (60), 3 states have call predecessors, (60), 3 states have return successors, (60), 59 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-23 21:13:09,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 226 transitions. [2023-11-23 21:13:09,004 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 226 transitions. Word has length 169 [2023-11-23 21:13:09,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:13:09,006 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 226 transitions. [2023-11-23 21:13:09,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-23 21:13:09,006 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 226 transitions. [2023-11-23 21:13:09,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-23 21:13:09,009 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:09,009 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:13:09,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:13:09,221 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:09,221 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:09,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:09,222 INFO L85 PathProgramCache]: Analyzing trace with hash 645265879, now seen corresponding path program 1 times [2023-11-23 21:13:09,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:13:09,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [663044350] [2023-11-23 21:13:09,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:09,224 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:09,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:13:09,225 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:13:09,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891388b6-c4c7-49ed-a64c-bbd8548aaccc/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-23 21:13:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:09,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-23 21:13:09,712 INFO L285 TraceCheckSpWp]: Computing forward predicates...