./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX --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 ae79bf453a9c89f89bbe0ebf3e59117c9995c7b98eb02178d7d3c8f9382afd83 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:45:14,335 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:45:14,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:45:14,486 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:45:14,487 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:45:14,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:45:14,532 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:45:14,533 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:45:14,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:45:14,539 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:45:14,540 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:45:14,541 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:45:14,542 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:45:14,544 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:45:14,544 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:45:14,545 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:45:14,545 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:45:14,545 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:45:14,546 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:45:14,547 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:45:14,547 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:45:14,548 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:45:14,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:45:14,550 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:45:14,550 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:45:14,551 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:45:14,551 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:45:14,552 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:45:14,552 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:45:14,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:45:14,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:45:14,554 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:45:14,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:45:14,555 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:45:14,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:45:14,556 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:45:14,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:45:14,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:45:14,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:45:14,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:45:14,557 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:45:14,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:45:14,558 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:45:14,558 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:45:14,559 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:45:14,559 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae79bf453a9c89f89bbe0ebf3e59117c9995c7b98eb02178d7d3c8f9382afd83 [2023-11-12 00:45:14,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:45:14,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:45:14,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:45:14,975 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:45:14,976 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:45:14,979 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i [2023-11-12 00:45:18,372 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:45:18,654 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:45:18,655 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i [2023-11-12 00:45:18,668 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/data/039f78202/4346583b1456467b8d07e1cf391e0e6d/FLAGb9cd01ad2 [2023-11-12 00:45:18,686 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/data/039f78202/4346583b1456467b8d07e1cf391e0e6d [2023-11-12 00:45:18,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:45:18,691 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:45:18,693 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:45:18,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:45:18,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:45:18,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:45:18" (1/1) ... [2023-11-12 00:45:18,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5903db00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:18, skipping insertion in model container [2023-11-12 00:45:18,704 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:45:18" (1/1) ... [2023-11-12 00:45:18,756 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:45:18,945 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_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i[915,928] [2023-11-12 00:45:19,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:45:19,050 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:45:19,065 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_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i[915,928] [2023-11-12 00:45:19,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:45:19,133 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:45:19,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:19 WrapperNode [2023-11-12 00:45:19,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:45:19,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:45:19,136 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:45:19,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:45:19,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:19" (1/1) ... [2023-11-12 00:45:19,179 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:19" (1/1) ... [2023-11-12 00:45:19,236 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2023-11-12 00:45:19,236 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:45:19,237 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:45:19,237 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:45:19,237 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:45:19,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:19" (1/1) ... [2023-11-12 00:45:19,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:19" (1/1) ... [2023-11-12 00:45:19,253 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:19" (1/1) ... [2023-11-12 00:45:19,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:19" (1/1) ... [2023-11-12 00:45:19,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:19" (1/1) ... [2023-11-12 00:45:19,271 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:19" (1/1) ... [2023-11-12 00:45:19,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:19" (1/1) ... [2023-11-12 00:45:19,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:19" (1/1) ... [2023-11-12 00:45:19,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:45:19,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:45:19,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:45:19,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:45:19,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:19" (1/1) ... [2023-11-12 00:45:19,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:45:19,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:45:19,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:45:19,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:45:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:45:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:45:19,406 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:45:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:45:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:45:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:45:19,513 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:45:19,516 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:45:20,112 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:45:20,514 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:45:20,514 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:45:20,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:45:20 BoogieIcfgContainer [2023-11-12 00:45:20,517 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:45:20,520 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:45:20,520 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:45:20,524 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:45:20,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:45:18" (1/3) ... [2023-11-12 00:45:20,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e5402f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:45:20, skipping insertion in model container [2023-11-12 00:45:20,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:19" (2/3) ... [2023-11-12 00:45:20,529 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e5402f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:45:20, skipping insertion in model container [2023-11-12 00:45:20,529 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:45:20" (3/3) ... [2023-11-12 00:45:20,531 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-90.i [2023-11-12 00:45:20,555 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:45:20,555 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:45:20,628 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:45:20,637 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;@4ee0b0cc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:45:20,638 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:45:20,644 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-12 00:45:20,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-12 00:45:20,661 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:45:20,662 INFO L195 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:45:20,662 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:45:20,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:45:20,674 INFO L85 PathProgramCache]: Analyzing trace with hash -1900113176, now seen corresponding path program 1 times [2023-11-12 00:45:20,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:45:20,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345969107] [2023-11-12 00:45:20,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:45:20,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:45:20,930 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:45:20,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2118305917] [2023-11-12 00:45:20,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:45:20,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:45:20,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:45:20,940 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:45:20,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:45:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:45:21,236 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:45:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:45:21,483 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:45:21,488 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:45:21,489 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:45:21,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:45:21,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:45:21,705 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:45:21,710 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:45:21,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:45:21 BoogieIcfgContainer [2023-11-12 00:45:21,893 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:45:21,894 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:45:21,895 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:45:21,895 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:45:21,896 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:45:20" (3/4) ... [2023-11-12 00:45:21,899 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:45:21,901 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:45:21,903 INFO L158 Benchmark]: Toolchain (without parser) took 3210.74ms. Allocated memory was 125.8MB in the beginning and 157.3MB in the end (delta: 31.5MB). Free memory was 86.2MB in the beginning and 97.2MB in the end (delta: -11.0MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2023-11-12 00:45:21,903 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:45:21,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 441.49ms. Allocated memory is still 125.8MB. Free memory was 86.1MB in the beginning and 71.9MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:45:21,908 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.81ms. Allocated memory is still 125.8MB. Free memory was 71.9MB in the beginning and 69.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:45:21,916 INFO L158 Benchmark]: Boogie Preprocessor took 45.82ms. Allocated memory is still 125.8MB. Free memory was 69.0MB in the beginning and 67.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:45:21,918 INFO L158 Benchmark]: RCFGBuilder took 1233.49ms. Allocated memory was 125.8MB in the beginning and 157.3MB in the end (delta: 31.5MB). Free memory was 67.3MB in the beginning and 80.9MB in the end (delta: -13.6MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-11-12 00:45:21,920 INFO L158 Benchmark]: TraceAbstraction took 1373.85ms. Allocated memory is still 157.3MB. Free memory was 80.9MB in the beginning and 98.2MB in the end (delta: -17.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:45:21,922 INFO L158 Benchmark]: Witness Printer took 6.65ms. Allocated memory is still 157.3MB. Free memory was 98.2MB in the beginning and 97.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:45:21,928 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 441.49ms. Allocated memory is still 125.8MB. Free memory was 86.1MB in the beginning and 71.9MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.81ms. Allocated memory is still 125.8MB. Free memory was 71.9MB in the beginning and 69.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.82ms. Allocated memory is still 125.8MB. Free memory was 69.0MB in the beginning and 67.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1233.49ms. Allocated memory was 125.8MB in the beginning and 157.3MB in the end (delta: 31.5MB). Free memory was 67.3MB in the beginning and 80.9MB in the end (delta: -13.6MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1373.85ms. Allocated memory is still 157.3MB. Free memory was 80.9MB in the beginning and 98.2MB in the end (delta: -17.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.65ms. Allocated memory is still 157.3MB. Free memory was 98.2MB in the beginning and 97.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 79, overapproximation of shiftRight at line 61, overapproximation of bitwiseOr at line 78, overapproximation of someBinaryArithmeticFLOAToperation at line 102, overapproximation of someUnaryFLOAToperation at line 107. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -32; [L23] signed long int var_1_3 = 10; [L24] signed long int var_1_4 = 64; [L25] unsigned short int var_1_11 = 64; [L26] unsigned short int var_1_12 = 8; [L27] unsigned short int var_1_13 = 5; [L28] signed short int var_1_14 = 8; [L29] unsigned short int var_1_15 = 62763; [L30] unsigned long int var_1_16 = 25; [L31] float var_1_18 = 63.25; [L32] unsigned char var_1_20 = 0; [L33] float var_1_21 = 7.8; [L34] float var_1_22 = 32.1; [L35] unsigned char var_1_23 = 0; [L36] signed long int var_1_24 = -16; [L37] signed short int var_1_26 = 16; [L38] signed short int var_1_27 = -128; [L39] unsigned char var_1_28 = 1; [L40] signed long int var_1_29 = 200; [L41] unsigned long int var_1_30 = 16; [L42] unsigned long int var_1_31 = 0; [L43] signed short int var_1_32 = 0; [L44] signed short int var_1_33 = -4; [L45] signed char var_1_34 = -16; [L46] signed short int var_1_35 = 256; [L47] signed short int var_1_36 = 256; [L48] signed long int last_1_var_1_1 = -32; [L49] unsigned short int last_1_var_1_11 = 64; [L50] signed short int last_1_var_1_14 = 8; [L51] unsigned long int last_1_var_1_16 = 25; [L52] float last_1_var_1_18 = 63.25; [L174] isInitial = 1 [L175] FCALL initially() [L176] COND TRUE 1 [L177] CALL updateLastVariables() [L163] last_1_var_1_1 = var_1_1 [L164] last_1_var_1_11 = var_1_11 [L165] last_1_var_1_14 = var_1_14 [L166] last_1_var_1_16 = var_1_16 [L167] last_1_var_1_18 = var_1_18 [L177] RET updateLastVariables() [L178] CALL updateVariables() [L125] var_1_3 = __VERIFIER_nondet_long() [L126] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=64] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=64] [L127] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=64] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=64] [L128] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=64] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=64] [L129] var_1_4 = __VERIFIER_nondet_long() [L130] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L131] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L132] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L133] var_1_12 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L135] CALL assume_abort_if_not(var_1_12 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_12 <= 16384) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L136] var_1_13 = __VERIFIER_nondet_ushort() [L137] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L138] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L139] var_1_15 = __VERIFIER_nondet_ushort() [L140] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L141] CALL assume_abort_if_not(var_1_15 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_15 <= 65535) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L142] var_1_20 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L144] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L145] var_1_21 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L147] var_1_22 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L149] var_1_23 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L151] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L152] var_1_27 = __VERIFIER_nondet_short() [L153] CALL assume_abort_if_not(var_1_27 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_27 >= -32767) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L154] CALL assume_abort_if_not(var_1_27 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_27 <= 32766) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L155] var_1_31 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L157] CALL assume_abort_if_not(var_1_31 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_31 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L158] var_1_33 = __VERIFIER_nondet_short() [L159] CALL assume_abort_if_not(var_1_33 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-16383, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_33 >= -16383) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-16383, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L160] CALL assume_abort_if_not(var_1_33 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-16383, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_33 <= 16383) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-16383, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-3, var_1_4=-1] [L178] RET updateVariables() [L179] CALL step() [L56] var_1_26 = var_1_27 [L57] var_1_28 = 0 [L58] var_1_29 = var_1_26 [L59] var_1_30 = var_1_31 [L60] COND FALSE !(var_1_27 < var_1_26) [L73] var_1_32 = var_1_33 [L75] var_1_34 = -25 [L76] var_1_35 = var_1_33 [L77] var_1_36 = var_1_27 [L78] EXPR last_1_var_1_1 | last_1_var_1_16 [L78] COND FALSE !((last_1_var_1_14 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (last_1_var_1_1 | last_1_var_1_16)) [L85] var_1_1 = last_1_var_1_11 [L87] COND FALSE !((- (- last_1_var_1_18)) != last_1_var_1_18) [L94] var_1_24 = last_1_var_1_14 [L96] COND FALSE !(((var_1_15 - var_1_12) + var_1_24) < var_1_24) [L99] unsigned short int stepLocal_0 = var_1_13; [L100] COND FALSE !(var_1_24 < stepLocal_0) [L111] var_1_18 = var_1_21 [L113] COND TRUE var_1_18 != (var_1_18 + var_1_18) [L114] var_1_11 = ((var_1_12 + var_1_13) + 32) [L116] COND FALSE !(((var_1_1 * var_1_4) + var_1_1) > var_1_1) [L121] var_1_16 = 0u [L179] RET step() [L180] CALL, EXPR property() [L170] EXPR last_1_var_1_1 | last_1_var_1_16 [L170-L171] return (((((((last_1_var_1_14 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (last_1_var_1_1 | last_1_var_1_16)) ? (((last_1_var_1_18 * last_1_var_1_18) < last_1_var_1_18) ? (var_1_1 == ((signed long int) last_1_var_1_11)) : (var_1_1 == ((signed long int) last_1_var_1_11))) : (var_1_1 == ((signed long int) last_1_var_1_11))) && ((var_1_18 != (var_1_18 + var_1_18)) ? (var_1_11 == ((unsigned short int) ((var_1_12 + var_1_13) + 32))) : 1)) && ((((var_1_15 - var_1_12) + var_1_24) < var_1_24) ? (var_1_14 == ((signed short int) var_1_12)) : 1)) && ((((var_1_1 * var_1_4) + var_1_1) > var_1_1) ? ((var_1_14 < var_1_1) ? (var_1_16 == ((unsigned long int) var_1_12)) : 1) : (var_1_16 == ((unsigned long int) 0u)))) && ((var_1_24 < var_1_13) ? (var_1_20 ? (var_1_18 == ((float) (((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) + var_1_22))) : (var_1_23 ? (var_1_18 == ((float) (var_1_22 + var_1_21))) : (var_1_18 == ((float) -0.75f)))) : (var_1_18 == ((float) var_1_21)))) && (((- (- last_1_var_1_18)) != last_1_var_1_18) ? ((var_1_12 <= ((((last_1_var_1_14) > ((- last_1_var_1_14))) ? (last_1_var_1_14) : ((- last_1_var_1_14))))) ? (var_1_24 == ((signed long int) -50)) : (var_1_24 == ((signed long int) last_1_var_1_14))) : (var_1_24 == ((signed long int) last_1_var_1_14))) ; [L180] RET, EXPR property() [L180] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=48, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=8, var_1_26=-1, var_1_27=-1, var_1_28=0, var_1_29=-1, var_1_30=0, var_1_31=0, var_1_32=-16383, var_1_33=-16383, var_1_34=-25, var_1_35=-16383, var_1_36=-1, var_1_3=-3, var_1_4=-1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=48, var_1_12=8, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=8, var_1_26=-1, var_1_27=-1, var_1_28=0, var_1_29=-1, var_1_30=0, var_1_31=0, var_1_32=-16383, var_1_33=-16383, var_1_34=-25, var_1_35=-16383, var_1_36=-1, var_1_3=-3, var_1_4=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 24, 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=45occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 88 NumberOfCodeBlocks, 88 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 [2023-11-12 00:45:21,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX --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 ae79bf453a9c89f89bbe0ebf3e59117c9995c7b98eb02178d7d3c8f9382afd83 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:45:25,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:45:25,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:45:25,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:45:25,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:45:25,368 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:45:25,369 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:45:25,370 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:45:25,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:45:25,372 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:45:25,372 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:45:25,373 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:45:25,374 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:45:25,374 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:45:25,375 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:45:25,376 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:45:25,377 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:45:25,378 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:45:25,378 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:45:25,379 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:45:25,379 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:45:25,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:45:25,381 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:45:25,381 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:45:25,382 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:45:25,382 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:45:25,383 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:45:25,383 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:45:25,384 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:45:25,384 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:45:25,389 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:45:25,390 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:45:25,390 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:45:25,391 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:45:25,391 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:45:25,392 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:45:25,392 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:45:25,392 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:45:25,393 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:45:25,394 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:45:25,394 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:45:25,394 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:45:25,395 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_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae79bf453a9c89f89bbe0ebf3e59117c9995c7b98eb02178d7d3c8f9382afd83 [2023-11-12 00:45:25,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:45:25,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:45:25,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:45:25,855 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:45:25,856 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:45:25,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i [2023-11-12 00:45:29,601 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:45:29,979 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:45:29,981 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i [2023-11-12 00:45:30,001 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/data/5c13e20c1/8d5e1682252c451da11da71cf7cee659/FLAG57a83882a [2023-11-12 00:45:30,030 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/data/5c13e20c1/8d5e1682252c451da11da71cf7cee659 [2023-11-12 00:45:30,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:45:30,041 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:45:30,047 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:45:30,048 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:45:30,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:45:30,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:45:30" (1/1) ... [2023-11-12 00:45:30,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bfaa704 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30, skipping insertion in model container [2023-11-12 00:45:30,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:45:30" (1/1) ... [2023-11-12 00:45:30,128 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:45:30,337 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_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i[915,928] [2023-11-12 00:45:30,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:45:30,470 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:45:30,489 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_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i[915,928] [2023-11-12 00:45:30,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:45:30,590 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:45:30,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30 WrapperNode [2023-11-12 00:45:30,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:45:30,592 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:45:30,593 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:45:30,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:45:30,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30" (1/1) ... [2023-11-12 00:45:30,637 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30" (1/1) ... [2023-11-12 00:45:30,696 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2023-11-12 00:45:30,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:45:30,700 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:45:30,701 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:45:30,701 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:45:30,713 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30" (1/1) ... [2023-11-12 00:45:30,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30" (1/1) ... [2023-11-12 00:45:30,736 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30" (1/1) ... [2023-11-12 00:45:30,737 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30" (1/1) ... [2023-11-12 00:45:30,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30" (1/1) ... [2023-11-12 00:45:30,780 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30" (1/1) ... [2023-11-12 00:45:30,784 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30" (1/1) ... [2023-11-12 00:45:30,787 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30" (1/1) ... [2023-11-12 00:45:30,805 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:45:30,807 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:45:30,807 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:45:30,807 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:45:30,808 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30" (1/1) ... [2023-11-12 00:45:30,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:45:30,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:45:30,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:45:30,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:45:30,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:45:30,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:45:30,906 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:45:30,906 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:45:30,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:45:30,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:45:31,005 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:45:31,008 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:45:32,303 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:45:32,313 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:45:32,316 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:45:32,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:45:32 BoogieIcfgContainer [2023-11-12 00:45:32,320 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:45:32,325 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:45:32,325 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:45:32,329 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:45:32,330 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:45:30" (1/3) ... [2023-11-12 00:45:32,330 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52995ae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:45:32, skipping insertion in model container [2023-11-12 00:45:32,331 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:30" (2/3) ... [2023-11-12 00:45:32,333 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52995ae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:45:32, skipping insertion in model container [2023-11-12 00:45:32,334 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:45:32" (3/3) ... [2023-11-12 00:45:32,335 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-90.i [2023-11-12 00:45:32,362 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:45:32,362 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:45:32,443 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:45:32,455 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;@35d56704, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:45:32,456 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:45:32,463 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 46 states have internal predecessors, (65), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-12 00:45:32,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-12 00:45:32,488 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:45:32,490 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:45:32,494 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:45:32,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:45:32,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1142095937, now seen corresponding path program 1 times [2023-11-12 00:45:32,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:45:32,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [462652442] [2023-11-12 00:45:32,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:45:32,530 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 [2023-11-12 00:45:32,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:45:32,579 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:45:32,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:45:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:45:33,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:45:33,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:45:33,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 554 trivial. 0 not checked. [2023-11-12 00:45:33,234 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:45:33,235 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:45:33,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [462652442] [2023-11-12 00:45:33,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [462652442] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:45:33,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:45:33,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:45:33,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918425399] [2023-11-12 00:45:33,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:45:33,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:45:33,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:45:33,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:45:33,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:45:33,307 INFO L87 Difference]: Start difference. First operand has 72 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 46 states have internal predecessors, (65), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-12 00:45:33,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:45:33,378 INFO L93 Difference]: Finished difference Result 137 states and 244 transitions. [2023-11-12 00:45:33,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:45:33,382 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 150 [2023-11-12 00:45:33,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:45:33,398 INFO L225 Difference]: With dead ends: 137 [2023-11-12 00:45:33,399 INFO L226 Difference]: Without dead ends: 68 [2023-11-12 00:45:33,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:45:33,410 INFO L413 NwaCegarLoop]: 105 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, 105 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 [2023-11-12 00:45:33,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:45:33,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2023-11-12 00:45:33,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2023-11-12 00:45:33,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 42 states have internal predecessors, (57), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-12 00:45:33,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 105 transitions. [2023-11-12 00:45:33,500 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 105 transitions. Word has length 150 [2023-11-12 00:45:33,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:45:33,501 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 105 transitions. [2023-11-12 00:45:33,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-12 00:45:33,501 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 105 transitions. [2023-11-12 00:45:33,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-12 00:45:33,514 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:45:33,515 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:45:33,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:45:33,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:45:33,738 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:45:33,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:45:33,739 INFO L85 PathProgramCache]: Analyzing trace with hash -748591161, now seen corresponding path program 1 times [2023-11-12 00:45:33,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:45:33,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [200456643] [2023-11-12 00:45:33,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:45:33,741 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 [2023-11-12 00:45:33,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:45:33,745 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:45:33,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:45:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:45:34,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-12 00:45:34,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:45:36,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 611 proven. 84 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2023-11-12 00:45:36,084 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:45:36,704 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:45:36,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [200456643] [2023-11-12 00:45:36,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [200456643] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:45:36,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1538492452] [2023-11-12 00:45:36,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:45:36,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:45:36,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:45:36,713 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:45:36,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca099dd-ffc3-448b-91a5-ccb4c47e57f7/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-12 00:45:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:45:37,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-12 00:45:37,981 INFO L285 TraceCheckSpWp]: Computing forward predicates...