./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d87c3660a424df0524cae67268a05b6384bd5fce4f180c391a8617728ea69ead --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:17:36,338 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:17:36,442 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:17:36,446 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:17:36,446 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:17:36,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:17:36,472 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:17:36,472 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:17:36,473 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:17:36,474 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:17:36,474 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:17:36,475 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:17:36,475 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:17:36,476 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:17:36,476 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:17:36,481 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:17:36,482 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:17:36,482 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:17:36,483 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:17:36,484 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:17:36,486 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:17:36,488 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:17:36,490 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:17:36,490 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:17:36,491 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:17:36,491 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:17:36,492 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:17:36,492 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:17:36,492 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:17:36,493 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:17:36,494 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:17:36,494 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:17:36,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:17:36,495 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:17:36,495 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:17:36,496 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:17:36,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:17:36,496 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:17:36,496 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:17:36,497 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:17:36,497 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:17:36,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:17:36,498 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:17:36,498 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:17:36,498 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:17:36,499 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_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d87c3660a424df0524cae67268a05b6384bd5fce4f180c391a8617728ea69ead [2023-11-19 04:17:36,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:17:36,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:17:36,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:17:36,902 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:17:36,902 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:17:36,905 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i [2023-11-19 04:17:39,995 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:17:40,218 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:17:40,218 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i [2023-11-19 04:17:40,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/data/2b266b1b3/09efea7a55a84fd38ce0de98aa80beaf/FLAG5f00c86be [2023-11-19 04:17:40,244 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/data/2b266b1b3/09efea7a55a84fd38ce0de98aa80beaf [2023-11-19 04:17:40,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:17:40,248 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:17:40,249 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:17:40,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:17:40,255 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:17:40,256 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:17:40" (1/1) ... [2023-11-19 04:17:40,257 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf15e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40, skipping insertion in model container [2023-11-19 04:17:40,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:17:40" (1/1) ... [2023-11-19 04:17:40,294 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:17:40,469 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_6af15991-bce4-4325-97b5-f073e4006804/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i[919,932] [2023-11-19 04:17:40,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:17:40,568 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:17:40,581 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_6af15991-bce4-4325-97b5-f073e4006804/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i[919,932] [2023-11-19 04:17:40,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:17:40,648 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:17:40,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40 WrapperNode [2023-11-19 04:17:40,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:17:40,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:17:40,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:17:40,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:17:40,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40" (1/1) ... [2023-11-19 04:17:40,686 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40" (1/1) ... [2023-11-19 04:17:40,734 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 223 [2023-11-19 04:17:40,735 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:17:40,736 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:17:40,736 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:17:40,736 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:17:40,745 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40" (1/1) ... [2023-11-19 04:17:40,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40" (1/1) ... [2023-11-19 04:17:40,750 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40" (1/1) ... [2023-11-19 04:17:40,750 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40" (1/1) ... [2023-11-19 04:17:40,768 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40" (1/1) ... [2023-11-19 04:17:40,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40" (1/1) ... [2023-11-19 04:17:40,777 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40" (1/1) ... [2023-11-19 04:17:40,780 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40" (1/1) ... [2023-11-19 04:17:40,786 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:17:40,787 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:17:40,787 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:17:40,787 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:17:40,792 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40" (1/1) ... [2023-11-19 04:17:40,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:17:40,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:17:40,834 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:17:40,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:17:40,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:17:40,874 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:17:40,874 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:17:40,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:17:40,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:17:40,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:17:41,000 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:17:41,003 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:17:41,669 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:17:42,030 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:17:42,030 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:17:42,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:17:42 BoogieIcfgContainer [2023-11-19 04:17:42,037 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:17:42,042 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:17:42,042 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:17:42,045 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:17:42,046 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:17:40" (1/3) ... [2023-11-19 04:17:42,047 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f2250b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:17:42, skipping insertion in model container [2023-11-19 04:17:42,047 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:40" (2/3) ... [2023-11-19 04:17:42,049 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f2250b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:17:42, skipping insertion in model container [2023-11-19 04:17:42,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:17:42" (3/3) ... [2023-11-19 04:17:42,051 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i [2023-11-19 04:17:42,072 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:17:42,072 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:17:42,147 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:17:42,156 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;@4dc748e1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:17:42,156 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:17:42,162 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 04:17:42,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-19 04:17:42,178 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:17:42,179 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:17:42,180 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:17:42,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:17:42,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1603143939, now seen corresponding path program 1 times [2023-11-19 04:17:42,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:17:42,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910484742] [2023-11-19 04:17:42,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:17:42,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:17:42,447 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:17:42,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [497772745] [2023-11-19 04:17:42,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:17:42,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:17:42,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:17:42,451 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:17:42,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:17:42,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:17:42,759 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:17:42,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:17:42,994 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:17:42,996 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:17:42,997 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:17:43,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 04:17:43,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:17:43,212 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:17:43,215 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:17:43,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:17:43 BoogieIcfgContainer [2023-11-19 04:17:43,340 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:17:43,341 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:17:43,341 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:17:43,341 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:17:43,341 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:17:42" (3/4) ... [2023-11-19 04:17:43,344 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:17:43,345 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:17:43,346 INFO L158 Benchmark]: Toolchain (without parser) took 3097.97ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 117.9MB in the beginning and 92.0MB in the end (delta: 25.9MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. [2023-11-19 04:17:43,347 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 165.7MB. Free memory is still 135.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:17:43,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.86ms. Allocated memory is still 165.7MB. Free memory was 117.9MB in the beginning and 101.8MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:17:43,348 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.08ms. Allocated memory is still 165.7MB. Free memory was 101.8MB in the beginning and 97.0MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:17:43,349 INFO L158 Benchmark]: Boogie Preprocessor took 50.68ms. Allocated memory is still 165.7MB. Free memory was 97.0MB in the beginning and 94.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:17:43,349 INFO L158 Benchmark]: RCFGBuilder took 1249.88ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 94.2MB in the beginning and 148.6MB in the end (delta: -54.4MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. [2023-11-19 04:17:43,350 INFO L158 Benchmark]: TraceAbstraction took 1298.39ms. Allocated memory is still 207.6MB. Free memory was 148.6MB in the beginning and 92.0MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-19 04:17:43,350 INFO L158 Benchmark]: Witness Printer took 4.42ms. Allocated memory is still 207.6MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:17:43,354 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 165.7MB. Free memory is still 135.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.86ms. Allocated memory is still 165.7MB. Free memory was 117.9MB in the beginning and 101.8MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.08ms. Allocated memory is still 165.7MB. Free memory was 101.8MB in the beginning and 97.0MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.68ms. Allocated memory is still 165.7MB. Free memory was 97.0MB in the beginning and 94.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1249.88ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 94.2MB in the beginning and 148.6MB in the end (delta: -54.4MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1298.39ms. Allocated memory is still 207.6MB. Free memory was 148.6MB in the beginning and 92.0MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 4.42ms. Allocated memory is still 207.6MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 193, overapproximation of shiftRight at line 70, overapproximation of bitwiseAnd at line 122, overapproximation of someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryArithmeticFLOAToperation at line 88. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 10; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 0.0; [L25] double var_1_4 = 128.2; [L26] double var_1_5 = 50.1; [L27] double var_1_6 = 64.5; [L28] unsigned short int var_1_7 = 1; [L29] unsigned char var_1_8 = 5; [L30] double var_1_9 = 15.35; [L31] unsigned char var_1_10 = 10; [L32] unsigned char var_1_11 = 2; [L33] signed long int var_1_12 = 32; [L34] signed long int var_1_13 = 256; [L35] signed char var_1_14 = 1; [L36] unsigned char var_1_15 = 128; [L37] unsigned char var_1_16 = 0; [L38] signed char var_1_17 = -64; [L39] unsigned short int var_1_18 = 64; [L40] unsigned short int var_1_20 = 8; [L41] unsigned char var_1_22 = 0; [L42] unsigned char var_1_25 = 1; [L43] unsigned char var_1_26 = 1; [L44] unsigned char var_1_28 = 0; [L45] double var_1_29 = 50.2; [L46] signed char var_1_32 = -25; [L47] unsigned char var_1_36 = 0; [L48] unsigned char var_1_37 = 0; [L49] signed short int var_1_38 = -4; [L50] float var_1_40 = 16.2; [L51] float var_1_41 = 10.75; [L52] float var_1_42 = 999.6; [L53] float var_1_43 = 64.5; [L54] signed long int var_1_44 = -2; [L55] signed short int var_1_45 = 2; [L56] unsigned char last_1_var_1_8 = 5; [L57] unsigned short int last_1_var_1_18 = 64; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] CALL updateLastVariables() [L196] last_1_var_1_8 = var_1_8 [L197] last_1_var_1_18 = var_1_18 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L147] var_1_2 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L149] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L150] var_1_3 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L152] var_1_4 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L154] var_1_5 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L156] var_1_6 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=1, var_1_8=5, var_1_9=307/20] [L158] var_1_7 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=307/20] [L160] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=307/20] [L161] var_1_9 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L163] CALL assume_abort_if_not(var_1_9 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_9 != 0.0F) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L164] var_1_10 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L166] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L167] var_1_11 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L169] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L170] var_1_15 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_15 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_15 >= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L172] CALL assume_abort_if_not(var_1_15 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_15 <= 255) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L173] var_1_16 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L175] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L176] var_1_17 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_17 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_17 >= -126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L178] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L181] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L182] var_1_28 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L184] CALL assume_abort_if_not(var_1_28 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_28 <= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L185] var_1_37 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L187] CALL assume_abort_if_not(var_1_37 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_37 <= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L188] var_1_41 = __VERIFIER_nondet_float() [L189] CALL assume_abort_if_not((var_1_41 >= -461168.6018427382800e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 4611686.018427382800e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_41 >= -461168.6018427382800e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 4611686.018427382800e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L190] var_1_42 = __VERIFIER_nondet_float() [L191] CALL assume_abort_if_not((var_1_42 >= -461168.6018427382800e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not((var_1_42 >= -461168.6018427382800e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L192] var_1_43 = __VERIFIER_nondet_float() [L193] CALL assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L208] RET updateVariables() [L209] CALL step() [L61] COND TRUE \read(var_1_2) [L62] COND FALSE !(((var_1_3 - var_1_4) - var_1_5) == (15.75 - var_1_6)) [L65] var_1_1 = last_1_var_1_8 [L70] EXPR var_1_10 >> var_1_16 [L70] COND TRUE ((var_1_10 | 1) % var_1_15) >= (var_1_10 >> var_1_16) [L71] var_1_38 = (((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) < 0 ) ? -((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) : ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))) [L73] unsigned short int stepLocal_0 = var_1_1; [L74] COND FALSE !(var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9))))) [L77] COND FALSE !(stepLocal_0 <= var_1_7) [L80] var_1_8 = var_1_11 [L83] var_1_20 = var_1_11 [L84] COND TRUE var_1_2 || (2.65f > var_1_4) [L85] var_1_22 = (! (! var_1_25)) [L87] COND FALSE !(\read(var_1_37)) [L90] COND TRUE \read(var_1_2) [L91] COND FALSE !(-128 > var_1_10) [L101] COND TRUE (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) - ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16)))) <= var_1_15 [L102] var_1_32 = ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) [L104] COND TRUE \read(var_1_2) [L105] var_1_44 = (-5 + var_1_16) [L107] signed long int stepLocal_1 = ((((var_1_15 - var_1_16)) > (var_1_12)) ? ((var_1_15 - var_1_16)) : (var_1_12)); [L108] COND FALSE !(var_1_10 == stepLocal_1) [L111] var_1_14 = var_1_17 [L113] COND TRUE \read(var_1_2) [L114] var_1_29 = ((((var_1_4) < (var_1_4)) ? (var_1_4) : (var_1_4))) [L116] COND TRUE \read(var_1_2) [L117] var_1_13 = var_1_11 [L119] COND TRUE \read(var_1_2) [L120] var_1_26 = (! ((var_1_3 >= var_1_3) && var_1_28)) [L122] EXPR var_1_16 & var_1_8 [L122] COND FALSE !((var_1_16 & var_1_8) <= ((var_1_15 - var_1_15) + -16)) [L125] COND FALSE !(\read(var_1_28)) [L128] var_1_36 = var_1_37 [L131] var_1_45 = var_1_12 [L132] COND TRUE var_1_8 == var_1_13 [L133] var_1_18 = (var_1_10 + ((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16)))) [L209] RET step() [L210] CALL, EXPR property() [L200-L201] return (((((var_1_2 ? ((((var_1_3 - var_1_4) - var_1_5) == (15.75 - var_1_6)) ? (var_1_1 == ((unsigned short int) (5 + last_1_var_1_8))) : (var_1_1 == ((unsigned short int) last_1_var_1_8))) : (var_1_1 == ((unsigned short int) 1))) && ((var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9))))) ? (var_1_8 == ((unsigned char) ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) : ((var_1_1 <= var_1_7) ? (var_1_8 == ((unsigned char) var_1_10)) : (var_1_8 == ((unsigned char) var_1_11))))) && (var_1_2 ? ((-128 > var_1_10) ? ((var_1_3 >= (2.75 / var_1_9)) ? (var_1_12 == ((signed long int) (var_1_11 + (last_1_var_1_18 + var_1_10)))) : (var_1_12 == ((signed long int) last_1_var_1_18))) : 1) : (var_1_12 == ((signed long int) last_1_var_1_18)))) && (var_1_2 ? (var_1_13 == ((signed long int) var_1_11)) : 1)) && ((var_1_10 == (((((var_1_15 - var_1_16)) > (var_1_12)) ? ((var_1_15 - var_1_16)) : (var_1_12)))) ? (var_1_14 == ((signed char) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : (var_1_14 == ((signed char) var_1_17)))) && ((var_1_8 == var_1_13) ? (var_1_18 == ((unsigned short int) (var_1_10 + ((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16)))))) : ((last_1_var_1_18 != var_1_16) ? ((-256 >= var_1_13) ? (var_1_18 == ((unsigned short int) var_1_16)) : (var_1_18 == ((unsigned short int) var_1_15))) : (var_1_18 == ((unsigned short int) var_1_10)))) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=252, var_1_14=126, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=253, var_1_1=5, var_1_20=252, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=126, var_1_36=0, var_1_37=0, var_1_38=254, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-4, var_1_45=32, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=252, var_1_9=6] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=252, var_1_11=252, var_1_12=32, var_1_13=252, var_1_14=126, var_1_15=254, var_1_16=1, var_1_17=126, var_1_18=253, var_1_1=5, var_1_20=252, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=126, var_1_36=0, var_1_37=0, var_1_38=254, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-4, var_1_45=32, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=252, var_1_9=6] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 29, 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=56occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 109 NumberOfCodeBlocks, 109 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:17:43,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d87c3660a424df0524cae67268a05b6384bd5fce4f180c391a8617728ea69ead --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:17:46,166 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:17:46,298 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:17:46,306 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:17:46,307 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:17:46,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:17:46,351 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:17:46,351 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:17:46,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:17:46,358 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:17:46,359 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:17:46,359 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:17:46,360 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:17:46,362 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:17:46,362 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:17:46,363 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:17:46,364 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:17:46,365 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:17:46,365 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:17:46,366 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:17:46,367 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:17:46,367 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:17:46,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:17:46,369 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:17:46,369 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:17:46,369 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:17:46,370 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:17:46,370 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:17:46,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:17:46,371 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:17:46,373 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:17:46,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:17:46,374 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:17:46,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:17:46,375 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:17:46,375 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:17:46,375 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:17:46,376 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:17:46,376 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:17:46,377 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:17:46,377 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:17:46,378 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:17:46,378 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_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d87c3660a424df0524cae67268a05b6384bd5fce4f180c391a8617728ea69ead [2023-11-19 04:17:46,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:17:46,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:17:46,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:17:46,803 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:17:46,804 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:17:46,805 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i [2023-11-19 04:17:49,876 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:17:50,231 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:17:50,234 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i [2023-11-19 04:17:50,249 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/data/168bac140/c346c5f7407a4e35bc3afab3b2422d64/FLAG86718c913 [2023-11-19 04:17:50,270 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/data/168bac140/c346c5f7407a4e35bc3afab3b2422d64 [2023-11-19 04:17:50,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:17:50,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:17:50,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:17:50,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:17:50,286 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:17:50,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:17:50" (1/1) ... [2023-11-19 04:17:50,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c4fbfb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50, skipping insertion in model container [2023-11-19 04:17:50,288 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:17:50" (1/1) ... [2023-11-19 04:17:50,333 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:17:50,512 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_6af15991-bce4-4325-97b5-f073e4006804/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i[919,932] [2023-11-19 04:17:50,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:17:50,625 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:17:50,638 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_6af15991-bce4-4325-97b5-f073e4006804/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i[919,932] [2023-11-19 04:17:50,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:17:50,700 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:17:50,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50 WrapperNode [2023-11-19 04:17:50,701 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:17:50,702 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:17:50,702 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:17:50,702 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:17:50,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50" (1/1) ... [2023-11-19 04:17:50,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50" (1/1) ... [2023-11-19 04:17:50,763 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-11-19 04:17:50,764 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:17:50,765 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:17:50,765 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:17:50,765 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:17:50,775 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50" (1/1) ... [2023-11-19 04:17:50,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50" (1/1) ... [2023-11-19 04:17:50,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50" (1/1) ... [2023-11-19 04:17:50,782 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50" (1/1) ... [2023-11-19 04:17:50,797 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50" (1/1) ... [2023-11-19 04:17:50,801 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50" (1/1) ... [2023-11-19 04:17:50,815 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50" (1/1) ... [2023-11-19 04:17:50,818 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50" (1/1) ... [2023-11-19 04:17:50,824 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:17:50,834 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:17:50,834 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:17:50,834 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:17:50,835 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50" (1/1) ... [2023-11-19 04:17:50,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:17:50,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:17:50,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:17:50,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:17:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:17:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:17:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:17:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:17:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:17:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:17:51,043 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:17:51,046 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:18:06,673 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:18:06,685 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:18:06,686 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:18:06,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:18:06 BoogieIcfgContainer [2023-11-19 04:18:06,692 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:18:06,695 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:18:06,695 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:18:06,699 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:18:06,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:17:50" (1/3) ... [2023-11-19 04:18:06,700 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39cf3722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:18:06, skipping insertion in model container [2023-11-19 04:18:06,701 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:50" (2/3) ... [2023-11-19 04:18:06,701 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39cf3722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:18:06, skipping insertion in model container [2023-11-19 04:18:06,701 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:18:06" (3/3) ... [2023-11-19 04:18:06,703 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i [2023-11-19 04:18:06,723 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:18:06,724 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:18:06,781 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:18:06,789 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;@15898c3a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:18:06,789 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:18:06,822 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 04:18:06,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-19 04:18:06,843 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:18:06,845 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:18:06,845 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:18:06,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:18:06,853 INFO L85 PathProgramCache]: Analyzing trace with hash 89355840, now seen corresponding path program 1 times [2023-11-19 04:18:06,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:18:06,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [51879351] [2023-11-19 04:18:06,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:18:06,888 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:18:06,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:18:06,890 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:18:06,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 04:18:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:18:09,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:18:09,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:18:09,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 1184 trivial. 0 not checked. [2023-11-19 04:18:09,176 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:18:09,177 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:18:09,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [51879351] [2023-11-19 04:18:09,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [51879351] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:18:09,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:18:09,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:18:09,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880983890] [2023-11-19 04:18:09,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:18:09,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:18:09,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:18:09,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:18:09,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:18:09,231 INFO L87 Difference]: Start difference. First operand has 91 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-19 04:18:09,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:18:09,302 INFO L93 Difference]: Finished difference Result 174 states and 307 transitions. [2023-11-19 04:18:09,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:18:09,305 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 190 [2023-11-19 04:18:09,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:18:09,317 INFO L225 Difference]: With dead ends: 174 [2023-11-19 04:18:09,318 INFO L226 Difference]: Without dead ends: 86 [2023-11-19 04:18:09,327 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:18:09,333 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:18:09,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:18:09,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-19 04:18:09,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-19 04:18:09,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 55 states have (on average 1.3272727272727274) internal successors, (73), 55 states have internal predecessors, (73), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 04:18:09,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 131 transitions. [2023-11-19 04:18:09,395 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 131 transitions. Word has length 190 [2023-11-19 04:18:09,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:18:09,402 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 131 transitions. [2023-11-19 04:18:09,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-19 04:18:09,403 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2023-11-19 04:18:09,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-19 04:18:09,409 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:18:09,410 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:18:09,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 04:18:09,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:18:09,611 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:18:09,612 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:18:09,612 INFO L85 PathProgramCache]: Analyzing trace with hash 905288289, now seen corresponding path program 1 times [2023-11-19 04:18:09,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:18:09,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [341778855] [2023-11-19 04:18:09,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:18:09,614 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:18:09,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:18:09,615 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:18:09,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 04:18:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:18:11,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:18:11,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:18:12,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 378 proven. 9 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2023-11-19 04:18:12,764 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:18:14,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-19 04:18:14,149 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:18:14,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [341778855] [2023-11-19 04:18:14,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [341778855] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:18:14,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1193258746] [2023-11-19 04:18:14,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:18:14,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:18:14,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:18:14,174 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:18:14,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 04:18:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:18:14,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:18:14,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:18:15,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 04:18:15,210 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:18:15,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1193258746] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:18:15,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:18:15,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 8 [2023-11-19 04:18:15,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481831717] [2023-11-19 04:18:15,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:18:15,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:18:15,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:18:15,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:18:15,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:18:15,217 INFO L87 Difference]: Start difference. First operand 86 states and 131 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 04:18:18,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:18:20,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:18:20,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:18:20,024 INFO L93 Difference]: Finished difference Result 198 states and 303 transitions. [2023-11-19 04:18:20,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:18:20,182 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 191 [2023-11-19 04:18:20,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:18:20,188 INFO L225 Difference]: With dead ends: 198 [2023-11-19 04:18:20,189 INFO L226 Difference]: Without dead ends: 115 [2023-11-19 04:18:20,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 563 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:18:20,192 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 39 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 11 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2023-11-19 04:18:20,193 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 246 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 17 Invalid, 2 Unknown, 0 Unchecked, 4.8s Time] [2023-11-19 04:18:20,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2023-11-19 04:18:20,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 101. [2023-11-19 04:18:20,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 70 states have internal predecessors, (93), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 04:18:20,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 151 transitions. [2023-11-19 04:18:20,214 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 151 transitions. Word has length 191 [2023-11-19 04:18:20,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:18:20,217 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 151 transitions. [2023-11-19 04:18:20,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 04:18:20,218 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2023-11-19 04:18:20,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-19 04:18:20,222 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:18:20,223 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:18:20,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:18:20,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:18:20,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 04:18:20,637 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:18:20,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:18:20,638 INFO L85 PathProgramCache]: Analyzing trace with hash 225229919, now seen corresponding path program 1 times [2023-11-19 04:18:20,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:18:20,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [351067883] [2023-11-19 04:18:20,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:18:20,639 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:18:20,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:18:20,643 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:18:20,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 04:18:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:18:22,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:18:22,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:18:23,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 378 proven. 9 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2023-11-19 04:18:23,835 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:18:25,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-19 04:18:25,197 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:18:25,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [351067883] [2023-11-19 04:18:25,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [351067883] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:18:25,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1881427400] [2023-11-19 04:18:25,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:18:25,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:18:25,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:18:25,200 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:18:25,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 04:18:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:18:26,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:18:26,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:18:26,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 04:18:26,410 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:18:26,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1881427400] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:18:26,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:18:26,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 8 [2023-11-19 04:18:26,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371830716] [2023-11-19 04:18:26,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:18:26,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:18:26,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:18:26,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:18:26,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:18:26,415 INFO L87 Difference]: Start difference. First operand 101 states and 151 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 04:18:29,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:18:31,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:18:31,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:18:31,298 INFO L93 Difference]: Finished difference Result 213 states and 317 transitions. [2023-11-19 04:18:31,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:18:31,299 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 191 [2023-11-19 04:18:31,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:18:31,302 INFO L225 Difference]: With dead ends: 213 [2023-11-19 04:18:31,303 INFO L226 Difference]: Without dead ends: 115 [2023-11-19 04:18:31,304 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 563 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:18:31,305 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 34 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2023-11-19 04:18:31,306 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 238 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 19 Invalid, 2 Unknown, 0 Unchecked, 4.9s Time] [2023-11-19 04:18:31,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2023-11-19 04:18:31,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 101. [2023-11-19 04:18:31,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 70 states have (on average 1.2571428571428571) internal successors, (88), 70 states have internal predecessors, (88), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 04:18:31,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 146 transitions. [2023-11-19 04:18:31,325 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 146 transitions. Word has length 191 [2023-11-19 04:18:31,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:18:31,326 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 146 transitions. [2023-11-19 04:18:31,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 04:18:31,327 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 146 transitions. [2023-11-19 04:18:31,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-19 04:18:31,331 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:18:31,331 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:18:31,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:18:31,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-19 04:18:31,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 04:18:31,749 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:18:31,749 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:18:31,749 INFO L85 PathProgramCache]: Analyzing trace with hash 202208607, now seen corresponding path program 1 times [2023-11-19 04:18:31,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:18:31,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1701567264] [2023-11-19 04:18:31,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:18:31,751 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:18:31,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:18:31,752 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:18:31,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 04:18:33,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:18:33,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:18:33,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:18:34,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 378 proven. 9 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2023-11-19 04:18:34,594 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:18:35,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-19 04:18:35,896 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:18:35,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1701567264] [2023-11-19 04:18:35,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1701567264] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:18:35,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [599862722] [2023-11-19 04:18:35,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:18:35,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:18:35,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:18:35,901 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:18:35,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af15991-bce4-4325-97b5-f073e4006804/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-19 04:18:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:18:39,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:18:39,310 INFO L285 TraceCheckSpWp]: Computing forward predicates...