./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5098132933ca883ef364a77e95c51d3cf42bb9b570e45543a498fd4c246df361 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:12:02,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:12:02,317 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:12:02,329 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:12:02,330 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:12:02,369 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:12:02,370 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:12:02,370 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:12:02,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:12:02,376 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:12:02,377 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:12:02,378 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:12:02,379 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:12:02,381 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:12:02,381 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:12:02,382 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:12:02,382 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:12:02,383 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:12:02,383 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:12:02,384 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:12:02,384 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:12:02,385 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:12:02,386 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:12:02,387 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:12:02,387 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:12:02,388 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:12:02,388 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:12:02,388 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:12:02,389 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:12:02,389 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:12:02,391 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:12:02,391 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:12:02,391 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:12:02,392 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:12:02,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:12:02,392 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:12:02,393 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:12:02,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:02,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:12:02,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:12:02,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:12:02,394 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:12:02,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:12:02,395 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:12:02,396 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:12:02,396 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:12:02,396 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:12:02,397 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_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5098132933ca883ef364a77e95c51d3cf42bb9b570e45543a498fd4c246df361 [2023-11-23 21:12:02,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:12:02,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:12:02,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:12:02,741 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:12:02,742 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:12:02,743 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2023-11-23 21:12:05,878 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:12:06,207 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:12:06,208 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2023-11-23 21:12:06,221 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/data/5e5f395fd/1568d53c586b4d2d970618a6f4a53773/FLAG08e528c81 [2023-11-23 21:12:06,241 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/data/5e5f395fd/1568d53c586b4d2d970618a6f4a53773 [2023-11-23 21:12:06,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:12:06,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:12:06,252 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:06,252 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:12:06,258 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:12:06,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:06" (1/1) ... [2023-11-23 21:12:06,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30f8c003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06, skipping insertion in model container [2023-11-23 21:12:06,260 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:06" (1/1) ... [2023-11-23 21:12:06,314 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:12:06,489 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_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i[919,932] [2023-11-23 21:12:06,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:12:06,584 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:12:06,598 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_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i[919,932] [2023-11-23 21:12:06,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:12:06,665 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:12:06,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06 WrapperNode [2023-11-23 21:12:06,673 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:06,675 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:12:06,675 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:12:06,675 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:12:06,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06" (1/1) ... [2023-11-23 21:12:06,698 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06" (1/1) ... [2023-11-23 21:12:06,765 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 214 [2023-11-23 21:12:06,765 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:12:06,766 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:12:06,766 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:12:06,766 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:12:06,776 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06" (1/1) ... [2023-11-23 21:12:06,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06" (1/1) ... [2023-11-23 21:12:06,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06" (1/1) ... [2023-11-23 21:12:06,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06" (1/1) ... [2023-11-23 21:12:06,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06" (1/1) ... [2023-11-23 21:12:06,817 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06" (1/1) ... [2023-11-23 21:12:06,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06" (1/1) ... [2023-11-23 21:12:06,833 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06" (1/1) ... [2023-11-23 21:12:06,841 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:12:06,845 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:12:06,846 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:12:06,846 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:12:06,847 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06" (1/1) ... [2023-11-23 21:12:06,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:06,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:12:06,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:12:06,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:12:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:12:06,922 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:12:06,922 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:12:06,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:12:06,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:12:06,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:12:07,043 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:12:07,046 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:12:07,656 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:12:08,099 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:12:08,100 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:12:08,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:08 BoogieIcfgContainer [2023-11-23 21:12:08,102 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:12:08,105 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:12:08,105 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:12:08,109 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:12:08,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:12:06" (1/3) ... [2023-11-23 21:12:08,111 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@505d1f20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:08, skipping insertion in model container [2023-11-23 21:12:08,111 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:06" (2/3) ... [2023-11-23 21:12:08,114 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@505d1f20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:08, skipping insertion in model container [2023-11-23 21:12:08,114 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:08" (3/3) ... [2023-11-23 21:12:08,116 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2023-11-23 21:12:08,136 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:12:08,137 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:12:08,205 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:12:08,213 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;@387e6e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:12:08,214 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:12:08,218 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-23 21:12:08,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 21:12:08,230 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:08,231 INFO L195 NwaCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:08,231 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:08,235 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:08,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1628801310, now seen corresponding path program 1 times [2023-11-23 21:12:08,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:12:08,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432010592] [2023-11-23 21:12:08,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:08,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:12:08,464 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:12:08,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [535843621] [2023-11-23 21:12:08,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:08,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:12:08,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:12:08,468 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:12:08,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:12:09,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:12:09,017 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:12:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:12:09,248 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:12:09,251 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:12:09,252 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:12:09,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:12:09,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:12:09,466 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:12:09,469 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:12:09,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:12:09 BoogieIcfgContainer [2023-11-23 21:12:09,613 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:12:09,614 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:12:09,614 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:12:09,614 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:12:09,615 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:08" (3/4) ... [2023-11-23 21:12:09,617 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:12:09,618 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:12:09,620 INFO L158 Benchmark]: Toolchain (without parser) took 3370.13ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 136.8MB in the beginning and 159.9MB in the end (delta: -23.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-23 21:12:09,620 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:12:09,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.71ms. Allocated memory is still 167.8MB. Free memory was 136.4MB in the beginning and 120.8MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:12:09,623 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.80ms. Allocated memory is still 167.8MB. Free memory was 120.8MB in the beginning and 115.0MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:12:09,628 INFO L158 Benchmark]: Boogie Preprocessor took 78.23ms. Allocated memory is still 167.8MB. Free memory was 115.0MB in the beginning and 112.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:12:09,629 INFO L158 Benchmark]: RCFGBuilder took 1256.41ms. Allocated memory is still 167.8MB. Free memory was 112.5MB in the beginning and 83.8MB in the end (delta: 28.7MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2023-11-23 21:12:09,631 INFO L158 Benchmark]: TraceAbstraction took 1508.37ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 83.0MB in the beginning and 159.9MB in the end (delta: -76.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:12:09,631 INFO L158 Benchmark]: Witness Printer took 4.65ms. Allocated memory is still 222.3MB. Free memory is still 159.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:12:09,640 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.71ms. Allocated memory is still 167.8MB. Free memory was 136.4MB in the beginning and 120.8MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.80ms. Allocated memory is still 167.8MB. Free memory was 120.8MB in the beginning and 115.0MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.23ms. Allocated memory is still 167.8MB. Free memory was 115.0MB in the beginning and 112.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1256.41ms. Allocated memory is still 167.8MB. Free memory was 112.5MB in the beginning and 83.8MB in the end (delta: 28.7MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1508.37ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 83.0MB in the beginning and 159.9MB in the end (delta: -76.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.65ms. Allocated memory is still 222.3MB. Free memory is still 159.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 150, overapproximation of shiftRight at line 87, overapproximation of bitwiseOr at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 56. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 16; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 128; [L26] unsigned char var_1_5 = 10; [L27] unsigned short int var_1_6 = 10; [L28] unsigned short int var_1_7 = 52077; [L29] unsigned short int var_1_8 = 47248; [L30] unsigned short int var_1_9 = 50; [L31] float var_1_11 = 63.75; [L32] signed long int var_1_12 = 100000; [L33] unsigned short int var_1_13 = 8; [L34] signed long int var_1_14 = 2; [L35] signed long int var_1_15 = 32; [L36] double var_1_17 = 127.5; [L37] double var_1_18 = 32.75; [L38] signed char var_1_19 = 0; [L39] unsigned long int var_1_20 = 128; [L40] unsigned long int var_1_21 = 32; [L41] unsigned char var_1_23 = 0; [L42] unsigned char var_1_25 = 0; [L43] unsigned char var_1_26 = 1; [L44] unsigned char var_1_27 = 16; [L45] signed long int var_1_29 = 5; [L46] unsigned char var_1_31 = 128; [L47] signed char var_1_33 = 50; [L48] unsigned short int last_1_var_1_13 = 8; [L49] double last_1_var_1_17 = 127.5; [L175] isInitial = 1 [L176] FCALL initially() [L177] COND TRUE 1 [L178] CALL updateLastVariables() [L167] last_1_var_1_13 = var_1_13 [L168] last_1_var_1_17 = var_1_17 [L178] RET updateLastVariables() [L179] CALL updateVariables() [L130] var_1_2 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L132] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L133] var_1_3 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L135] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L136] var_1_4 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L138] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L139] var_1_5 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L141] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L142] var_1_7 = __VERIFIER_nondet_ushort() [L143] CALL assume_abort_if_not(var_1_7 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_7 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=47248, var_1_9=50] [L144] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=47248, var_1_9=50] [L145] var_1_8 = __VERIFIER_nondet_ushort() [L146] CALL assume_abort_if_not(var_1_8 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_8 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L147] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L148] var_1_11 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L150] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L151] var_1_14 = __VERIFIER_nondet_long() [L152] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L153] CALL assume_abort_if_not(var_1_14 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_14 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L154] var_1_15 = __VERIFIER_nondet_long() [L155] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L156] CALL assume_abort_if_not(var_1_15 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_15 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L157] var_1_18 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L159] var_1_25 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L161] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L162] var_1_26 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L164] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=2, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L179] RET updateVariables() [L180] CALL step() [L53] COND FALSE !(-100000 >= last_1_var_1_13) [L56] COND TRUE (last_1_var_1_17 / var_1_11) == 999999.6f [L57] var_1_9 = var_1_7 [L60] unsigned char stepLocal_0 = var_1_3; [L61] COND TRUE var_1_2 && stepLocal_0 [L62] var_1_1 = (var_1_4 - var_1_5) [L66] COND TRUE var_1_1 <= (var_1_5 * var_1_4) [L67] COND TRUE \read(var_1_2) [L68] var_1_6 = (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5) [L75] var_1_17 = var_1_18 [L76] var_1_19 = 5 [L77] var_1_20 = var_1_15 [L78] COND FALSE !(var_1_1 < var_1_20) [L85] var_1_12 = var_1_6 [L87] EXPR -4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) [L87] EXPR var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) [L87] COND FALSE !((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) [L94] var_1_13 = var_1_1 [L96] var_1_21 = ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) [L97] COND FALSE !(var_1_15 > var_1_9) [L102] var_1_23 = (! var_1_26) [L104] var_1_27 = var_1_5 [L105] COND TRUE var_1_15 != (var_1_4 + var_1_4) [L106] var_1_29 = ((((var_1_4) > (((((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) < (var_1_6)) ? (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) : (var_1_6))))) ? (var_1_4) : (((((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) < (var_1_6)) ? (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) : (var_1_6)))))) [L110] COND FALSE !((-25 + (var_1_7 + var_1_1)) <= var_1_5) [L117] COND TRUE var_1_3 || (var_1_25 && var_1_2) [L118] COND TRUE var_1_6 >= var_1_14 [L119] var_1_33 = ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))) [L180] RET step() [L181] CALL, EXPR property() [L171] EXPR (((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1))) [L171] EXPR -4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) [L171] EXPR var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) [L171] EXPR (((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1))) [L171-L172] return ((((((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1)))) && (var_1_17 == ((double) var_1_18))) && (var_1_19 == ((signed char) 5))) && (var_1_20 == ((unsigned long int) var_1_15)) ; [L181] RET, EXPR property() [L181] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=32640, var_1_13=127, var_1_14=1, var_1_15=2, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=127, var_1_20=2, var_1_21=127, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=127, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=1, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=32640, var_1_7=32767, var_1_8=32767, var_1_9=32767] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=32640, var_1_13=127, var_1_14=1, var_1_15=2, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=127, var_1_20=2, var_1_21=127, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=127, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=1, var_1_3=1, var_1_4=254, var_1_5=127, var_1_6=32640, var_1_7=32767, var_1_8=32767, var_1_9=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 23, 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=44occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:12:09,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5098132933ca883ef364a77e95c51d3cf42bb9b570e45543a498fd4c246df361 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:12:12,329 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:12:12,462 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:12:12,470 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:12:12,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:12:12,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:12:12,519 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:12:12,520 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:12:12,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:12:12,526 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:12:12,527 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:12:12,528 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:12:12,528 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:12:12,530 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:12:12,531 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:12:12,531 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:12:12,533 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:12:12,533 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:12:12,534 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:12:12,534 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:12:12,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:12:12,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:12:12,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:12:12,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:12:12,537 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:12:12,537 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:12:12,538 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:12:12,538 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:12:12,539 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:12:12,539 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:12:12,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:12:12,541 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:12:12,541 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:12:12,542 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:12:12,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:12,543 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:12:12,543 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:12:12,543 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:12:12,544 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:12:12,545 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:12:12,545 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:12:12,545 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:12:12,546 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:12:12,546 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:12:12,547 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_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5098132933ca883ef364a77e95c51d3cf42bb9b570e45543a498fd4c246df361 [2023-11-23 21:12:13,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:12:13,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:12:13,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:12:13,059 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:12:13,059 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:12:13,060 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2023-11-23 21:12:16,338 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:12:16,679 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:12:16,680 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2023-11-23 21:12:16,694 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/data/b204ec7bb/6d7eafa3a56f46c287ffe922b5c9ac78/FLAGecf042e89 [2023-11-23 21:12:16,709 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/data/b204ec7bb/6d7eafa3a56f46c287ffe922b5c9ac78 [2023-11-23 21:12:16,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:12:16,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:12:16,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:16,714 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:12:16,719 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:12:16,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:16" (1/1) ... [2023-11-23 21:12:16,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@464c782d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:16, skipping insertion in model container [2023-11-23 21:12:16,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:16" (1/1) ... [2023-11-23 21:12:16,758 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:12:16,966 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_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i[919,932] [2023-11-23 21:12:17,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:12:17,096 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:12:17,115 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_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i[919,932] [2023-11-23 21:12:17,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:12:17,204 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:12:17,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17 WrapperNode [2023-11-23 21:12:17,204 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:17,205 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:12:17,206 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:12:17,206 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:12:17,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17" (1/1) ... [2023-11-23 21:12:17,238 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17" (1/1) ... [2023-11-23 21:12:17,286 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 168 [2023-11-23 21:12:17,287 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:12:17,287 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:12:17,287 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:12:17,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:12:17,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17" (1/1) ... [2023-11-23 21:12:17,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17" (1/1) ... [2023-11-23 21:12:17,312 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17" (1/1) ... [2023-11-23 21:12:17,312 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17" (1/1) ... [2023-11-23 21:12:17,358 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17" (1/1) ... [2023-11-23 21:12:17,363 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17" (1/1) ... [2023-11-23 21:12:17,366 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17" (1/1) ... [2023-11-23 21:12:17,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17" (1/1) ... [2023-11-23 21:12:17,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:12:17,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:12:17,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:12:17,374 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:12:17,375 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17" (1/1) ... [2023-11-23 21:12:17,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:17,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:12:17,435 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:12:17,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:12:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:12:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:12:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:12:17,485 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:12:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:12:17,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:12:17,617 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:12:17,620 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:12:24,575 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:12:24,652 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:12:24,652 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:12:24,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:24 BoogieIcfgContainer [2023-11-23 21:12:24,653 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:12:24,656 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:12:24,656 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:12:24,660 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:12:24,660 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:12:16" (1/3) ... [2023-11-23 21:12:24,661 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@644d5622 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:24, skipping insertion in model container [2023-11-23 21:12:24,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17" (2/3) ... [2023-11-23 21:12:24,662 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@644d5622 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:24, skipping insertion in model container [2023-11-23 21:12:24,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:24" (3/3) ... [2023-11-23 21:12:24,663 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2023-11-23 21:12:24,683 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:12:24,683 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:12:24,735 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:12:24,743 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;@13226eaa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:12:24,743 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:12:24,748 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 43 states have (on average 1.5116279069767442) internal successors, (65), 44 states have internal predecessors, (65), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-23 21:12:24,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-23 21:12:24,765 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:24,766 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:24,767 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:24,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:24,773 INFO L85 PathProgramCache]: Analyzing trace with hash -98597261, now seen corresponding path program 1 times [2023-11-23 21:12:24,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:12:24,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [909128860] [2023-11-23 21:12:24,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:24,789 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:24,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:12:24,791 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:12:24,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:12:25,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:25,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:12:25,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:12:25,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2023-11-23 21:12:25,824 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:12:25,825 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:12:25,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [909128860] [2023-11-23 21:12:25,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [909128860] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:12:25,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:12:25,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:12:25,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363387250] [2023-11-23 21:12:25,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:12:25,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:12:25,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:12:25,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:12:25,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:12:25,865 INFO L87 Difference]: Start difference. First operand has 69 states, 43 states have (on average 1.5116279069767442) internal successors, (65), 44 states have internal predecessors, (65), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-23 21:12:28,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:28,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:12:28,221 INFO L93 Difference]: Finished difference Result 134 states and 241 transitions. [2023-11-23 21:12:28,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:12:28,309 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 146 [2023-11-23 21:12:28,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:12:28,317 INFO L225 Difference]: With dead ends: 134 [2023-11-23 21:12:28,318 INFO L226 Difference]: Without dead ends: 66 [2023-11-23 21:12:28,330 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:12:28,338 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:12:28,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-23 21:12:28,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-11-23 21:12:28,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2023-11-23 21:12:28,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 41 states have internal predecessors, (56), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-23 21:12:28,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 102 transitions. [2023-11-23 21:12:28,421 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 102 transitions. Word has length 146 [2023-11-23 21:12:28,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:12:28,423 INFO L495 AbstractCegarLoop]: Abstraction has 66 states and 102 transitions. [2023-11-23 21:12:28,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-23 21:12:28,424 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 102 transitions. [2023-11-23 21:12:28,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-23 21:12:28,433 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:28,434 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:28,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-23 21:12:28,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:28,648 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:28,648 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:28,649 INFO L85 PathProgramCache]: Analyzing trace with hash -65537214, now seen corresponding path program 1 times [2023-11-23 21:12:28,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:12:28,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [969855573] [2023-11-23 21:12:28,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:28,650 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:28,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:12:28,680 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:12:28,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:12:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:29,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:12:29,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:12:32,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 256 proven. 57 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2023-11-23 21:12:32,350 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:12:32,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-23 21:12:32,983 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:12:32,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [969855573] [2023-11-23 21:12:32,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [969855573] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-23 21:12:32,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 21:12:32,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2023-11-23 21:12:32,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322464795] [2023-11-23 21:12:32,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:12:32,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:12:32,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:12:32,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:12:32,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-23 21:12:32,994 INFO L87 Difference]: Start difference. First operand 66 states and 102 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-23 21:12:35,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:37,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:39,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:41,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:41,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:12:41,636 INFO L93 Difference]: Finished difference Result 159 states and 243 transitions. [2023-11-23 21:12:41,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:12:41,637 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 147 [2023-11-23 21:12:41,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:12:41,640 INFO L225 Difference]: With dead ends: 159 [2023-11-23 21:12:41,641 INFO L226 Difference]: Without dead ends: 94 [2023-11-23 21:12:41,642 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 285 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-23 21:12:41,644 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 58 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:12:41,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 258 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 4 Unknown, 0 Unchecked, 8.6s Time] [2023-11-23 21:12:41,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-23 21:12:41,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 91. [2023-11-23 21:12:41,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 63 states have (on average 1.4126984126984128) internal successors, (89), 64 states have internal predecessors, (89), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:12:41,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 139 transitions. [2023-11-23 21:12:41,664 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 139 transitions. Word has length 147 [2023-11-23 21:12:41,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:12:41,665 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 139 transitions. [2023-11-23 21:12:41,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-23 21:12:41,666 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 139 transitions. [2023-11-23 21:12:41,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-23 21:12:41,669 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:41,669 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:41,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:12:41,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:41,887 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:41,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:41,888 INFO L85 PathProgramCache]: Analyzing trace with hash -73163710, now seen corresponding path program 1 times [2023-11-23 21:12:41,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:12:41,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1706494669] [2023-11-23 21:12:41,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:41,889 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:41,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:12:41,891 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:12:41,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c9bd13-c9e5-4597-84ef-33009b55dbe5/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process