./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-48.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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 734c3c8d8fcb1b5f511dd20f78d90b7e50c76be5359a62f6160d8ac75ffd147b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:11,282 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:11,394 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:16:11,404 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:11,404 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:11,450 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:11,451 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:11,452 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:11,453 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:11,458 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:11,458 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:11,459 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:11,459 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:11,461 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:16:11,461 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:11,462 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:11,462 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:16:11,463 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:16:11,463 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:11,464 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:16:11,465 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:16:11,466 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:16:11,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:11,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:11,468 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:16:11,468 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:16:11,469 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:16:11,469 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:11,470 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:11,470 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:11,471 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:11,472 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:16:11,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:11,472 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:11,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:11,473 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:11,473 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:11,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:11,474 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:11,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:11,475 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:11,475 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:16:11,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:16:11,475 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:11,476 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:11,476 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:11,476 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:11,477 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_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 734c3c8d8fcb1b5f511dd20f78d90b7e50c76be5359a62f6160d8ac75ffd147b [2023-11-23 21:16:11,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:11,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:11,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:11,755 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:11,756 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:11,757 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-48.i [2023-11-23 21:16:14,882 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:15,163 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:15,164 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-48.i [2023-11-23 21:16:15,175 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/data/2ec9ddeaa/a08393fa46ad4acea2f056df5688922a/FLAG3957e6dec [2023-11-23 21:16:15,190 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/data/2ec9ddeaa/a08393fa46ad4acea2f056df5688922a [2023-11-23 21:16:15,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:15,194 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:15,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:15,196 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:15,202 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:15,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:15" (1/1) ... [2023-11-23 21:16:15,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44cd819c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15, skipping insertion in model container [2023-11-23 21:16:15,204 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:15" (1/1) ... [2023-11-23 21:16:15,241 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:15,403 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_0636ed5e-0bc5-4d6d-8e25-99996c885e66/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-48.i[919,932] [2023-11-23 21:16:15,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:15,534 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:15,547 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_0636ed5e-0bc5-4d6d-8e25-99996c885e66/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-48.i[919,932] [2023-11-23 21:16:15,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:15,616 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:15,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15 WrapperNode [2023-11-23 21:16:15,619 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:15,620 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:15,621 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:15,621 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:15,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15" (1/1) ... [2023-11-23 21:16:15,647 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15" (1/1) ... [2023-11-23 21:16:15,714 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 223 [2023-11-23 21:16:15,715 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:15,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:15,716 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:15,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:15,727 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15" (1/1) ... [2023-11-23 21:16:15,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15" (1/1) ... [2023-11-23 21:16:15,744 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15" (1/1) ... [2023-11-23 21:16:15,744 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15" (1/1) ... [2023-11-23 21:16:15,763 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15" (1/1) ... [2023-11-23 21:16:15,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15" (1/1) ... [2023-11-23 21:16:15,774 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15" (1/1) ... [2023-11-23 21:16:15,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15" (1/1) ... [2023-11-23 21:16:15,786 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:15,787 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:15,787 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:15,787 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:15,788 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15" (1/1) ... [2023-11-23 21:16:15,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:15,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:15,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:15,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:15,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:16:15,889 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:16:15,889 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:16:15,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:16:15,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:15,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:16,018 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:16,020 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:16,702 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:17,029 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:17,030 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:16:17,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:17 BoogieIcfgContainer [2023-11-23 21:16:17,032 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:17,036 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:17,036 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:17,040 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:17,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:15" (1/3) ... [2023-11-23 21:16:17,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48bb2f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:17, skipping insertion in model container [2023-11-23 21:16:17,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:15" (2/3) ... [2023-11-23 21:16:17,044 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48bb2f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:17, skipping insertion in model container [2023-11-23 21:16:17,044 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:17" (3/3) ... [2023-11-23 21:16:17,046 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-48.i [2023-11-23 21:16:17,070 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:17,071 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:16:17,143 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:16:17,150 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;@58c245c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:16:17,151 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:16:17,155 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:16:17,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-23 21:16:17,170 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:17,171 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:17,172 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:17,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:17,186 INFO L85 PathProgramCache]: Analyzing trace with hash 17493948, now seen corresponding path program 1 times [2023-11-23 21:16:17,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:16:17,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916510084] [2023-11-23 21:16:17,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:17,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:16:17,511 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:16:17,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1567986508] [2023-11-23 21:16:17,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:17,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:16:17,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:17,516 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:16:17,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:16:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:16:17,879 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:16:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:16:18,084 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:16:18,087 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:16:18,088 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:16:18,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:16:18,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:16:18,319 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:16:18,324 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:16:18,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:16:18 BoogieIcfgContainer [2023-11-23 21:16:18,487 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:16:18,488 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:16:18,488 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:16:18,489 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:16:18,489 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:17" (3/4) ... [2023-11-23 21:16:18,496 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:16:18,497 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:16:18,498 INFO L158 Benchmark]: Toolchain (without parser) took 3303.57ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 82.9MB in the beginning and 83.2MB in the end (delta: -238.5kB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2023-11-23 21:16:18,499 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 127.9MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:18,500 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.37ms. Allocated memory is still 127.9MB. Free memory was 82.7MB in the beginning and 66.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:16:18,501 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.77ms. Allocated memory is still 127.9MB. Free memory was 66.6MB in the beginning and 61.8MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:16:18,506 INFO L158 Benchmark]: Boogie Preprocessor took 70.52ms. Allocated memory is still 127.9MB. Free memory was 61.8MB in the beginning and 59.3MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:16:18,508 INFO L158 Benchmark]: RCFGBuilder took 1245.19ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 59.3MB in the beginning and 67.0MB in the end (delta: -7.7MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-11-23 21:16:18,508 INFO L158 Benchmark]: TraceAbstraction took 1451.48ms. Allocated memory is still 159.4MB. Free memory was 65.9MB in the beginning and 84.2MB in the end (delta: -18.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:18,509 INFO L158 Benchmark]: Witness Printer took 8.75ms. Allocated memory is still 159.4MB. Free memory was 84.2MB in the beginning and 83.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:18,518 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 127.9MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.37ms. Allocated memory is still 127.9MB. Free memory was 82.7MB in the beginning and 66.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.77ms. Allocated memory is still 127.9MB. Free memory was 66.6MB in the beginning and 61.8MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.52ms. Allocated memory is still 127.9MB. Free memory was 61.8MB in the beginning and 59.3MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1245.19ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 59.3MB in the beginning and 67.0MB in the end (delta: -7.7MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1451.48ms. Allocated memory is still 159.4MB. Free memory was 65.9MB in the beginning and 84.2MB in the end (delta: -18.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.75ms. Allocated memory is still 159.4MB. Free memory was 84.2MB in the beginning and 83.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 193, overapproximation of shiftRight at line 135, overapproximation of bitwiseAnd at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryArithmeticFLOAToperation at line 139. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 10; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 0.0; [L25] double var_1_4 = 128.2; [L26] double var_1_5 = 50.1; [L27] double var_1_6 = 64.5; [L28] unsigned short int var_1_7 = 1; [L29] unsigned char var_1_8 = 5; [L30] double var_1_9 = 15.35; [L31] unsigned char var_1_10 = 10; [L32] unsigned char var_1_11 = 2; [L33] signed long int var_1_12 = 32; [L34] signed long int var_1_13 = 256; [L35] signed char var_1_14 = 1; [L36] unsigned char var_1_15 = 128; [L37] unsigned char var_1_16 = 0; [L38] signed char var_1_17 = -64; [L39] unsigned short int var_1_18 = 64; [L40] unsigned short int var_1_20 = 8; [L41] unsigned char var_1_22 = 0; [L42] unsigned char var_1_25 = 1; [L43] unsigned char var_1_26 = 1; [L44] unsigned char var_1_28 = 0; [L45] double var_1_29 = 50.2; [L46] signed char var_1_32 = -25; [L47] unsigned char var_1_36 = 0; [L48] unsigned char var_1_37 = 0; [L49] signed short int var_1_38 = -4; [L50] float var_1_40 = 16.2; [L51] float var_1_41 = 10.75; [L52] float var_1_42 = 999.6; [L53] float var_1_43 = 64.5; [L54] signed long int var_1_44 = -2; [L55] signed short int var_1_45 = 2; [L56] unsigned char last_1_var_1_8 = 5; [L57] unsigned short int last_1_var_1_18 = 64; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] CALL updateLastVariables() [L196] last_1_var_1_8 = var_1_8 [L197] last_1_var_1_18 = var_1_18 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L147] var_1_2 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L149] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L150] var_1_3 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L152] var_1_4 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L154] var_1_5 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L156] var_1_6 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L158] var_1_7 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_8=5, var_1_9=307/20] [L160] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5, var_1_9=307/20] [L161] var_1_9 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L163] CALL assume_abort_if_not(var_1_9 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_9 != 0.0F) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L164] var_1_10 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L166] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L167] var_1_11 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L169] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L170] var_1_15 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_15 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_15 >= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L172] CALL assume_abort_if_not(var_1_15 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_15 <= 255) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L173] var_1_16 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L175] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L176] var_1_17 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_17 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_17 >= -126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L178] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L181] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L182] var_1_28 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L184] CALL assume_abort_if_not(var_1_28 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_28 <= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L185] var_1_37 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L187] CALL assume_abort_if_not(var_1_37 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_37 <= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L188] var_1_41 = __VERIFIER_nondet_float() [L189] CALL assume_abort_if_not((var_1_41 >= -461168.6018427382800e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 4611686.018427382800e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_41 >= -461168.6018427382800e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 4611686.018427382800e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L190] var_1_42 = __VERIFIER_nondet_float() [L191] CALL assume_abort_if_not((var_1_42 >= -461168.6018427382800e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not((var_1_42 >= -461168.6018427382800e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L192] var_1_43 = __VERIFIER_nondet_float() [L193] CALL assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_44=-2, var_1_45=2, var_1_7=0, var_1_8=5] [L208] RET updateVariables() [L209] CALL step() [L61] COND FALSE !(\read(var_1_2)) [L68] var_1_1 = 1 [L70] unsigned short int stepLocal_0 = var_1_1; [L71] COND FALSE !(var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9))))) [L74] COND FALSE !(stepLocal_0 <= var_1_7) [L77] var_1_8 = var_1_11 [L80] COND FALSE !(\read(var_1_2)) [L89] var_1_12 = last_1_var_1_18 [L91] signed long int stepLocal_1 = ((((var_1_15 - var_1_16)) > (var_1_12)) ? ((var_1_15 - var_1_16)) : (var_1_12)); [L92] COND FALSE !(var_1_10 == stepLocal_1) [L95] var_1_14 = var_1_17 [L97] COND FALSE !(\read(var_1_2)) [L100] COND FALSE !(var_1_8 == var_1_13) [L103] COND TRUE last_1_var_1_18 != var_1_16 [L104] COND FALSE !(-256 >= var_1_13) [L107] var_1_18 = var_1_15 [L113] var_1_20 = var_1_11 [L114] COND FALSE !(var_1_2 || (2.65f > var_1_3)) [L117] COND FALSE !(\read(var_1_2)) [L120] COND FALSE !(\read(var_1_2)) [L123] COND TRUE (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) - ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16)))) <= var_1_11 [L124] var_1_32 = ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) [L126] EXPR var_1_16 & var_1_15 [L126] COND FALSE !((var_1_16 & var_1_15) <= ((var_1_15 - var_1_16) + -16)) [L129] COND FALSE !(\read(var_1_28)) [L132] var_1_36 = var_1_37 [L135] EXPR var_1_11 >> var_1_16 [L135] COND TRUE ((var_1_11 | 1) % var_1_15) >= (var_1_11 >> var_1_16) [L136] var_1_38 = (((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) < 0 ) ? -((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) : ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))) [L138] COND FALSE !(\read(var_1_37)) [L141] COND FALSE !(\read(var_1_2)) [L144] var_1_45 = var_1_18 [L209] RET step() [L210] CALL, EXPR property() [L200-L201] return (((((var_1_2 ? ((((var_1_3 - var_1_4) - var_1_5) == (15.75 - var_1_6)) ? (var_1_1 == ((unsigned short int) (5 + last_1_var_1_8))) : (var_1_1 == ((unsigned short int) last_1_var_1_8))) : (var_1_1 == ((unsigned short int) 1))) && ((var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9))))) ? (var_1_8 == ((unsigned char) ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) : ((var_1_1 <= var_1_7) ? (var_1_8 == ((unsigned char) var_1_10)) : (var_1_8 == ((unsigned char) var_1_11))))) && (var_1_2 ? ((-128 > var_1_10) ? ((var_1_3 >= (2.75 / var_1_9)) ? (var_1_12 == ((signed long int) (var_1_11 + (last_1_var_1_18 + var_1_10)))) : (var_1_12 == ((signed long int) last_1_var_1_18))) : 1) : (var_1_12 == ((signed long int) last_1_var_1_18)))) && (var_1_2 ? (var_1_13 == ((signed long int) var_1_11)) : 1)) && ((var_1_10 == (((((var_1_15 - var_1_16)) > (var_1_12)) ? ((var_1_15 - var_1_16)) : (var_1_12)))) ? (var_1_14 == ((signed char) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : (var_1_14 == ((signed char) var_1_17)))) && ((var_1_8 == var_1_13) ? (var_1_18 == ((unsigned short int) (var_1_10 + ((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16)))))) : ((last_1_var_1_18 != var_1_16) ? ((-256 >= var_1_13) ? (var_1_18 == ((unsigned short int) var_1_16)) : (var_1_18 == ((unsigned short int) var_1_15))) : (var_1_18 == ((unsigned short int) var_1_10)))) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=64, var_1_13=256, var_1_14=-126, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=127, var_1_1=1, var_1_20=126, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=126, var_1_36=0, var_1_37=0, var_1_38=127, var_1_40=81/5, var_1_44=-2, var_1_45=127, var_1_4=0, var_1_7=0, var_1_8=126] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=0, var_1_11=126, var_1_12=64, var_1_13=256, var_1_14=-126, var_1_15=127, var_1_16=127, var_1_17=-126, var_1_18=127, var_1_1=1, var_1_20=126, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=0, var_1_32=126, var_1_36=0, var_1_37=0, var_1_38=127, var_1_40=81/5, var_1_44=-2, var_1_45=127, var_1_4=0, var_1_7=0, var_1_8=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 109 NumberOfCodeBlocks, 109 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:16:18,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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 734c3c8d8fcb1b5f511dd20f78d90b7e50c76be5359a62f6160d8ac75ffd147b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:21,225 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:21,334 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:16:21,344 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:21,345 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:21,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:21,392 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:21,392 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:21,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:21,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:21,398 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:21,399 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:21,399 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:21,401 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:21,401 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:21,402 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:21,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:21,403 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:21,404 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:16:21,404 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:16:21,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:21,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:21,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:21,406 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:21,406 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:16:21,407 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:16:21,407 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:16:21,407 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:16:21,408 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:21,408 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:21,410 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:21,410 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:16:21,410 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:21,411 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:21,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:21,411 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:21,411 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:21,412 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:21,412 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:16:21,413 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:16:21,413 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:21,413 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:21,414 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:21,414 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:21,414 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_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 734c3c8d8fcb1b5f511dd20f78d90b7e50c76be5359a62f6160d8ac75ffd147b [2023-11-23 21:16:21,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:21,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:21,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:21,854 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:21,854 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:21,855 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-48.i [2023-11-23 21:16:25,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:25,365 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:25,365 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-48.i [2023-11-23 21:16:25,379 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/data/b39ec1aff/4a9bcea168ff45079e316524e3aaf3aa/FLAGf567dd399 [2023-11-23 21:16:25,396 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/data/b39ec1aff/4a9bcea168ff45079e316524e3aaf3aa [2023-11-23 21:16:25,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:25,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:25,408 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:25,408 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:25,414 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:25,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:25" (1/1) ... [2023-11-23 21:16:25,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14d15310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25, skipping insertion in model container [2023-11-23 21:16:25,416 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:25" (1/1) ... [2023-11-23 21:16:25,473 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:25,675 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_0636ed5e-0bc5-4d6d-8e25-99996c885e66/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-48.i[919,932] [2023-11-23 21:16:25,787 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:25,811 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:25,829 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_0636ed5e-0bc5-4d6d-8e25-99996c885e66/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-48.i[919,932] [2023-11-23 21:16:25,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:25,905 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:25,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25 WrapperNode [2023-11-23 21:16:25,905 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:25,906 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:25,907 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:25,907 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:25,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25" (1/1) ... [2023-11-23 21:16:25,949 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25" (1/1) ... [2023-11-23 21:16:25,989 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-11-23 21:16:25,990 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:25,991 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:25,991 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:25,991 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:26,001 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25" (1/1) ... [2023-11-23 21:16:26,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25" (1/1) ... [2023-11-23 21:16:26,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25" (1/1) ... [2023-11-23 21:16:26,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25" (1/1) ... [2023-11-23 21:16:26,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25" (1/1) ... [2023-11-23 21:16:26,047 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25" (1/1) ... [2023-11-23 21:16:26,052 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25" (1/1) ... [2023-11-23 21:16:26,054 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25" (1/1) ... [2023-11-23 21:16:26,060 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:26,061 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:26,062 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:26,062 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:26,063 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25" (1/1) ... [2023-11-23 21:16:26,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:26,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:26,136 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:26,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:26,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:16:26,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:16:26,190 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:16:26,191 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:16:26,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:26,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:26,339 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:26,343 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:40,705 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:40,836 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:40,836 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:16:40,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:40 BoogieIcfgContainer [2023-11-23 21:16:40,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:40,842 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:40,843 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:40,846 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:40,847 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:25" (1/3) ... [2023-11-23 21:16:40,848 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45e649fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:40, skipping insertion in model container [2023-11-23 21:16:40,848 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:25" (2/3) ... [2023-11-23 21:16:40,851 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45e649fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:40, skipping insertion in model container [2023-11-23 21:16:40,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:40" (3/3) ... [2023-11-23 21:16:40,854 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-48.i [2023-11-23 21:16:40,876 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:40,877 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:16:40,951 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:16:40,960 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;@5da8cb09, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:16:40,961 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:16:40,967 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 52 states have (on average 1.5) internal successors, (78), 53 states have internal predecessors, (78), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:16:40,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-23 21:16:40,998 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:40,999 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:40,999 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:41,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:41,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1456699679, now seen corresponding path program 1 times [2023-11-23 21:16:41,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:16:41,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1363535904] [2023-11-23 21:16:41,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:41,026 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 21:16:41,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:16:41,034 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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 21:16:41,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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 21:16:43,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:43,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:16:43,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:16:43,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 740 proven. 0 refuted. 0 times theorem prover too weak. 884 trivial. 0 not checked. [2023-11-23 21:16:43,514 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:16:43,515 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:16:43,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1363535904] [2023-11-23 21:16:43,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1363535904] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:16:43,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:16:43,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:16:43,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693602402] [2023-11-23 21:16:43,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:16:43,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:16:43,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:16:43,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:16:43,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:16:43,558 INFO L87 Difference]: Start difference. First operand has 84 states, 52 states have (on average 1.5) internal successors, (78), 53 states have internal predecessors, (78), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 21:16:46,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:46,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:16:46,265 INFO L93 Difference]: Finished difference Result 164 states and 297 transitions. [2023-11-23 21:16:46,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:16:46,430 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 185 [2023-11-23 21:16:46,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:16:46,437 INFO L225 Difference]: With dead ends: 164 [2023-11-23 21:16:46,438 INFO L226 Difference]: Without dead ends: 81 [2023-11-23 21:16:46,441 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 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 21:16:46,445 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-23 21:16:46,446 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2023-11-23 21:16:46,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-23 21:16:46,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-23 21:16:46,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 50 states have (on average 1.4) internal successors, (70), 50 states have internal predecessors, (70), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:16:46,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 128 transitions. [2023-11-23 21:16:46,503 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 128 transitions. Word has length 185 [2023-11-23 21:16:46,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:16:46,504 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 128 transitions. [2023-11-23 21:16:46,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 21:16:46,505 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 128 transitions. [2023-11-23 21:16:46,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-23 21:16:46,510 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:46,510 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:46,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:16:46,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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 21:16:46,739 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:46,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:46,739 INFO L85 PathProgramCache]: Analyzing trace with hash 2128563027, now seen corresponding path program 1 times [2023-11-23 21:16:46,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:16:46,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1309711866] [2023-11-23 21:16:46,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:46,741 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:16:46,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:16:46,743 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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 21:16:46,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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 21:16:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:48,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:16:48,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:16:49,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-23 21:16:49,012 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:16:49,012 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:16:49,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1309711866] [2023-11-23 21:16:49,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1309711866] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:16:49,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:16:49,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:16:49,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609676906] [2023-11-23 21:16:49,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:16:49,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:16:49,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:16:49,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:16:49,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:16:49,017 INFO L87 Difference]: Start difference. First operand 81 states and 128 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:16:51,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:54,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:56,501 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 21:16:56,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:16:56,721 INFO L93 Difference]: Finished difference Result 187 states and 298 transitions. [2023-11-23 21:16:56,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:16:56,722 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2023-11-23 21:16:56,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:16:56,732 INFO L225 Difference]: With dead ends: 187 [2023-11-23 21:16:56,732 INFO L226 Difference]: Without dead ends: 107 [2023-11-23 21:16:56,734 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:16:56,736 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 31 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 10 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2023-11-23 21:16:56,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 227 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 22 Invalid, 3 Unknown, 0 Unchecked, 7.7s Time] [2023-11-23 21:16:56,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2023-11-23 21:16:56,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 101. [2023-11-23 21:16:56,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 70 states have (on average 1.457142857142857) internal successors, (102), 70 states have internal predecessors, (102), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:16:56,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 160 transitions. [2023-11-23 21:16:56,785 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 160 transitions. Word has length 185 [2023-11-23 21:16:56,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:16:56,793 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 160 transitions. [2023-11-23 21:16:56,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:16:56,797 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 160 transitions. [2023-11-23 21:16:56,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-23 21:16:56,805 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:56,805 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:56,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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 21:16:57,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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 21:16:57,014 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:57,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:57,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1404536719, now seen corresponding path program 1 times [2023-11-23 21:16:57,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:16:57,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [829545081] [2023-11-23 21:16:57,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:57,017 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 21:16:57,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:16:57,042 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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 21:16:57,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:16:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:59,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:16:59,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:17:04,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-23 21:17:04,603 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:17:04,603 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:17:04,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [829545081] [2023-11-23 21:17:04,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [829545081] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:17:04,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:17:04,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:17:04,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37048166] [2023-11-23 21:17:04,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:17:04,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:17:04,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:17:04,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:17:04,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:17:04,608 INFO L87 Difference]: Start difference. First operand 101 states and 160 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:17:07,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.47s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:09,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:11,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:11,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:17:11,538 INFO L93 Difference]: Finished difference Result 288 states and 453 transitions. [2023-11-23 21:17:11,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:17:11,539 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2023-11-23 21:17:11,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:17:11,545 INFO L225 Difference]: With dead ends: 288 [2023-11-23 21:17:11,546 INFO L226 Difference]: Without dead ends: 188 [2023-11-23 21:17:11,547 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:17:11,548 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 34 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:17:11,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 243 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 3 Unknown, 0 Unchecked, 6.9s Time] [2023-11-23 21:17:11,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2023-11-23 21:17:11,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 186. [2023-11-23 21:17:11,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 125 states have (on average 1.4) internal successors, (175), 125 states have internal predecessors, (175), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-23 21:17:11,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 291 transitions. [2023-11-23 21:17:11,593 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 291 transitions. Word has length 185 [2023-11-23 21:17:11,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:17:11,595 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 291 transitions. [2023-11-23 21:17:11,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:17:11,595 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 291 transitions. [2023-11-23 21:17:11,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-23 21:17:11,599 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:11,600 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:17:11,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:17:11,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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 21:17:11,818 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:17:11,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:11,819 INFO L85 PathProgramCache]: Analyzing trace with hash 444824863, now seen corresponding path program 1 times [2023-11-23 21:17:11,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:17:11,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1213131513] [2023-11-23 21:17:11,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:11,820 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 21:17:11,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:17:11,822 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/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 21:17:11,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0636ed5e-0bc5-4d6d-8e25-99996c885e66/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 21:17:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:13,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:17:13,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:17:15,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 378 proven. 9 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2023-11-23 21:17:15,147 INFO L327 TraceCheckSpWp]: Computing backward predicates...