./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-62.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_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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 26213a02405cb123b8062ea0ddce455beafb0da24f5e228ad6b12c5d35de4196 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:14,865 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:15,007 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:21:15,016 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:15,017 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:15,060 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:15,061 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:15,062 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:15,063 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:15,068 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:15,069 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:15,070 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:15,071 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:15,072 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:21:15,073 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:15,073 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:15,074 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:21:15,074 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:21:15,075 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:15,075 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:21:15,076 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:21:15,077 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:21:15,078 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:15,078 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:15,080 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:21:15,081 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:21:15,081 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:21:15,081 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:15,082 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:15,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:15,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:15,084 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:21:15,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:15,085 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:15,085 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:15,085 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:15,086 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:15,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:15,086 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:15,087 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:15,087 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:15,087 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:21:15,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:21:15,088 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:15,089 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:15,089 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:15,089 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:15,089 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_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26213a02405cb123b8062ea0ddce455beafb0da24f5e228ad6b12c5d35de4196 [2023-11-23 21:21:15,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:15,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:15,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:15,391 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:15,392 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:15,393 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-62.i [2023-11-23 21:21:18,583 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:18,855 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:18,856 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-62.i [2023-11-23 21:21:18,867 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/data/d62e6ff69/72f87f1bb5c64acc951ff79064707f14/FLAGa0716201e [2023-11-23 21:21:18,890 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/data/d62e6ff69/72f87f1bb5c64acc951ff79064707f14 [2023-11-23 21:21:18,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:18,898 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:18,902 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:18,902 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:18,908 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:18,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:18" (1/1) ... [2023-11-23 21:21:18,910 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd46c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:18, skipping insertion in model container [2023-11-23 21:21:18,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:18" (1/1) ... [2023-11-23 21:21:18,959 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:19,144 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_bd33159d-cb81-4672-b734-ca6d9f3f74c1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-62.i[919,932] [2023-11-23 21:21:19,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:19,246 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:19,259 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_bd33159d-cb81-4672-b734-ca6d9f3f74c1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-62.i[919,932] [2023-11-23 21:21:19,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:19,334 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:19,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:19 WrapperNode [2023-11-23 21:21:19,335 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:19,336 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:19,336 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:19,337 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:19,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:19" (1/1) ... [2023-11-23 21:21:19,362 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:19" (1/1) ... [2023-11-23 21:21:19,413 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 223 [2023-11-23 21:21:19,413 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:19,414 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:19,414 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:19,414 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:19,425 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:19" (1/1) ... [2023-11-23 21:21:19,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:19" (1/1) ... [2023-11-23 21:21:19,445 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:19" (1/1) ... [2023-11-23 21:21:19,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:19" (1/1) ... [2023-11-23 21:21:19,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:19" (1/1) ... [2023-11-23 21:21:19,492 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:19" (1/1) ... [2023-11-23 21:21:19,495 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:19" (1/1) ... [2023-11-23 21:21:19,498 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:19" (1/1) ... [2023-11-23 21:21:19,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:21:19,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:21:19,533 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:21:19,533 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:21:19,534 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:19" (1/1) ... [2023-11-23 21:21:19,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:19,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:19,589 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:21:19,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:21:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:21:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:21:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:21:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:21:19,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:21:19,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:21:19,774 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:21:19,778 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:21:20,288 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:21:20,724 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:21:20,725 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:21:20,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:20 BoogieIcfgContainer [2023-11-23 21:21:20,727 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:21:20,732 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:21:20,732 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:21:20,736 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:21:20,736 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:18" (1/3) ... [2023-11-23 21:21:20,738 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b79417d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:20, skipping insertion in model container [2023-11-23 21:21:20,739 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:19" (2/3) ... [2023-11-23 21:21:20,740 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b79417d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:20, skipping insertion in model container [2023-11-23 21:21:20,741 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:20" (3/3) ... [2023-11-23 21:21:20,743 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-62.i [2023-11-23 21:21:20,778 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:21:20,778 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:21:20,833 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:21:20,841 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;@55129377, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:21:20,841 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:21:20,845 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 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 21:21:20,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-23 21:21:20,858 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:20,859 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] [2023-11-23 21:21:20,860 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:20,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:20,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1889295462, now seen corresponding path program 1 times [2023-11-23 21:21:20,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:21:20,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185400005] [2023-11-23 21:21:20,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:20,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:21:21,160 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:21:21,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1148039221] [2023-11-23 21:21:21,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:21,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:21:21,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:21,164 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:21:21,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:21:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:21:21,620 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:21:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:21:22,022 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:21:22,025 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:21:22,026 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:21:22,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:22,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:21:22,247 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:21:22,250 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:21:22,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:21:22 BoogieIcfgContainer [2023-11-23 21:21:22,433 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:21:22,434 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:21:22,435 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:21:22,435 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:21:22,435 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:20" (3/4) ... [2023-11-23 21:21:22,438 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:21:22,439 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:21:22,441 INFO L158 Benchmark]: Toolchain (without parser) took 3542.56ms. Allocated memory was 132.1MB in the beginning and 190.8MB in the end (delta: 58.7MB). Free memory was 85.6MB in the beginning and 103.7MB in the end (delta: -18.0MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2023-11-23 21:21:22,441 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 132.1MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:22,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.43ms. Allocated memory is still 132.1MB. Free memory was 85.3MB in the beginning and 70.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:21:22,444 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.23ms. Allocated memory is still 132.1MB. Free memory was 70.2MB in the beginning and 66.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:21:22,450 INFO L158 Benchmark]: Boogie Preprocessor took 89.99ms. Allocated memory was 132.1MB in the beginning and 190.8MB in the end (delta: 58.7MB). Free memory was 66.1MB in the beginning and 159.1MB in the end (delta: -92.9MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-11-23 21:21:22,450 INFO L158 Benchmark]: RCFGBuilder took 1194.98ms. Allocated memory is still 190.8MB. Free memory was 159.0MB in the beginning and 102.4MB in the end (delta: 56.6MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2023-11-23 21:21:22,452 INFO L158 Benchmark]: TraceAbstraction took 1701.73ms. Allocated memory is still 190.8MB. Free memory was 101.6MB in the beginning and 103.7MB in the end (delta: -2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:22,452 INFO L158 Benchmark]: Witness Printer took 4.75ms. Allocated memory is still 190.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:22,462 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 132.1MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 433.43ms. Allocated memory is still 132.1MB. Free memory was 85.3MB in the beginning and 70.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.23ms. Allocated memory is still 132.1MB. Free memory was 70.2MB in the beginning and 66.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.99ms. Allocated memory was 132.1MB in the beginning and 190.8MB in the end (delta: 58.7MB). Free memory was 66.1MB in the beginning and 159.1MB in the end (delta: -92.9MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1194.98ms. Allocated memory is still 190.8MB. Free memory was 159.0MB in the beginning and 102.4MB in the end (delta: 56.6MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1701.73ms. Allocated memory is still 190.8MB. Free memory was 101.6MB in the beginning and 103.7MB in the end (delta: -2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.75ms. Allocated memory is still 190.8MB. Free memory is still 103.7MB. 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 175, overapproximation of shiftRight at line 76, overapproximation of bitwiseOr at line 99, overapproximation of someUnaryDOUBLEoperation at line 73, overapproximation of someBinaryArithmeticDOUBLEoperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 73. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.25; [L23] signed long int var_1_3 = -25; [L24] signed long int var_1_4 = -128; [L25] double var_1_6 = 2.75; [L26] double var_1_7 = 24.5; [L27] double var_1_8 = 199.5; [L28] float var_1_9 = 32.8; [L29] unsigned char var_1_10 = 1; [L30] float var_1_11 = 15.4; [L31] float var_1_12 = 0.0; [L32] unsigned long int var_1_13 = 2; [L33] float var_1_16 = 127.6; [L34] signed long int var_1_17 = 128; [L35] unsigned char var_1_19 = 10; [L36] unsigned char var_1_20 = 0; [L37] unsigned char var_1_21 = 64; [L38] double var_1_22 = 15.95; [L39] unsigned long int var_1_23 = 4127848294; [L40] unsigned long int var_1_24 = 256; [L41] unsigned char var_1_27 = 1; [L42] unsigned char var_1_29 = 1; [L43] unsigned char var_1_30 = 0; [L44] unsigned char var_1_31 = 1; [L45] double var_1_32 = 32.7; [L46] unsigned char var_1_34 = 1; [L47] unsigned long int var_1_35 = 1000; [L48] signed char var_1_39 = -32; [L49] signed char var_1_40 = 16; [L50] signed char var_1_41 = 4; [L51] unsigned char var_1_42 = 0; [L52] unsigned char var_1_43 = 0; [L53] float var_1_44 = 99999999999.2; [L179] isInitial = 1 [L180] FCALL initially() [L181] COND TRUE 1 [L182] FCALL updateLastVariables() [L183] CALL updateVariables() [L126] var_1_3 = __VERIFIER_nondet_long() [L127] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L128] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L129] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L130] var_1_4 = __VERIFIER_nondet_long() [L131] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L132] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L133] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L134] var_1_6 = __VERIFIER_nondet_double() [L135] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L136] var_1_7 = __VERIFIER_nondet_double() [L137] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_8=399/2, var_1_9=164/5] [L138] var_1_8 = __VERIFIER_nondet_double() [L139] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L140] var_1_10 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L142] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L143] var_1_11 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L145] var_1_12 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L147] var_1_20 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L149] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L150] var_1_21 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L152] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L153] var_1_23 = __VERIFIER_nondet_ulong() [L154] CALL assume_abort_if_not(var_1_23 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_23 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L155] CALL assume_abort_if_not(var_1_23 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_23 <= 4294967295) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L156] var_1_29 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L158] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L159] var_1_30 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L161] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L162] var_1_40 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_40 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_40 >= -63) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L164] CALL assume_abort_if_not(var_1_40 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_40 <= 63) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L165] var_1_41 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_41 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=-127, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_41 >= -127) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=-127, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L167] CALL assume_abort_if_not(var_1_41 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=-127, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_41 <= 126) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=-127, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L168] var_1_43 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=-127, var_1_42=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=-127, var_1_42=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L170] CALL assume_abort_if_not(var_1_43 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=-127, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_43 <= 0) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=-127, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L183] RET updateVariables() [L184] CALL step() [L57] COND TRUE \read(var_1_20) [L58] var_1_24 = ((((((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) < (64u)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (64u)))) > (32u)) ? (((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) < (64u)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (64u)))) : (32u))) [L60] COND TRUE var_1_19 <= 32u [L61] COND FALSE !(var_1_19 < var_1_19) [L71] var_1_31 = var_1_30 [L72] COND TRUE var_1_19 <= var_1_19 [L73] var_1_32 = (((((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) < 0 ) ? -((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) : ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) [L75] var_1_34 = (! (var_1_10 && var_1_30)) [L76] EXPR var_1_3 >> var_1_19 [L76] COND FALSE !(((var_1_3 >> var_1_19) % -10) >= var_1_19) [L81] COND FALSE !(-32 >= var_1_19) [L84] COND FALSE !(\read(var_1_10)) [L87] COND FALSE !(var_1_12 < ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7)))) [L90] COND FALSE !(var_1_12 <= (var_1_7 * 5.8f)) [L93] var_1_16 = var_1_6 [L95] COND TRUE var_1_10 || var_1_20 [L96] var_1_19 = ((((var_1_21) > (32)) ? (var_1_21) : (32))) [L98] COND FALSE !(\read(var_1_10)) [L103] signed long int stepLocal_0 = (var_1_3 % var_1_4) * var_1_19; [L104] COND FALSE !(var_1_19 > stepLocal_0) [L107] var_1_1 = (var_1_6 - (var_1_8 + var_1_7)) [L109] COND TRUE ! var_1_10 [L110] var_1_13 = (50u + var_1_19) [L114] COND TRUE var_1_8 < (var_1_22 / var_1_12) [L115] COND TRUE var_1_22 > var_1_6 [L116] var_1_17 = var_1_19 [L119] COND FALSE !(var_1_10 || (var_1_19 == var_1_13)) [L122] var_1_9 = ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))) [L184] RET step() [L185] CALL, EXPR property() [L175] EXPR (((((((var_1_19 > ((var_1_3 % var_1_4) * var_1_19)) ? (var_1_1 == ((double) (var_1_6 - (var_1_7 + var_1_8)))) : (var_1_1 == ((double) (var_1_6 - (var_1_8 + var_1_7))))) && ((var_1_10 || (var_1_19 == var_1_13)) ? (var_1_9 == ((float) ((127.5f - ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7)))) + (16.1f + var_1_11)))) : (var_1_9 == ((float) ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))))))) && ((! var_1_10) ? (var_1_13 == ((unsigned long int) (50u + var_1_19))) : (var_1_13 == ((unsigned long int) (var_1_19 + var_1_19))))) && ((var_1_12 <= (var_1_7 * 5.8f)) ? (var_1_16 == ((float) ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))))) : (var_1_16 == ((float) var_1_6)))) && ((var_1_8 < (var_1_22 / var_1_12)) ? ((var_1_22 > var_1_6) ? (var_1_17 == ((signed long int) var_1_19)) : 1) : 1)) && ((var_1_10 || var_1_20) ? (var_1_19 == ((unsigned char) ((((var_1_21) > (32)) ? (var_1_21) : (32))))) : 1)) && (var_1_10 ? (((var_1_19 | var_1_19) != (var_1_23 - var_1_19)) ? (var_1_22 == ((double) 4.75)) : 1) : 1) [L175-L176] return (((((((var_1_19 > ((var_1_3 % var_1_4) * var_1_19)) ? (var_1_1 == ((double) (var_1_6 - (var_1_7 + var_1_8)))) : (var_1_1 == ((double) (var_1_6 - (var_1_8 + var_1_7))))) && ((var_1_10 || (var_1_19 == var_1_13)) ? (var_1_9 == ((float) ((127.5f - ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7)))) + (16.1f + var_1_11)))) : (var_1_9 == ((float) ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))))))) && ((! var_1_10) ? (var_1_13 == ((unsigned long int) (50u + var_1_19))) : (var_1_13 == ((unsigned long int) (var_1_19 + var_1_19))))) && ((var_1_12 <= (var_1_7 * 5.8f)) ? (var_1_16 == ((float) ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))))) : (var_1_16 == ((float) var_1_6)))) && ((var_1_8 < (var_1_22 / var_1_12)) ? ((var_1_22 > var_1_6) ? (var_1_17 == ((signed long int) var_1_19)) : 1) : 1)) && ((var_1_10 || var_1_20) ? (var_1_19 == ((unsigned char) ((((var_1_21) > (32)) ? (var_1_21) : (32))))) : 1)) && (var_1_10 ? (((var_1_19 | var_1_19) != (var_1_23 - var_1_19)) ? (var_1_22 == ((double) 4.75)) : 1) : 1) ; [L185] RET, EXPR property() [L185] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=179, var_1_16=3, var_1_17=129, var_1_19=129, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=32, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=4, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=-127, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=3, var_1_7=0, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=179, var_1_16=3, var_1_17=129, var_1_19=129, var_1_20=1, var_1_21=129, var_1_22=319/20, var_1_23=2147483647, var_1_24=32, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=4, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=5, var_1_40=-63, var_1_41=-127, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=3, var_1_7=0, var_1_8=0, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, 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=54occurred 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, 107 NumberOfCodeBlocks, 107 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 21:21:22,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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 26213a02405cb123b8062ea0ddce455beafb0da24f5e228ad6b12c5d35de4196 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:25,340 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:25,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:21:25,540 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:25,541 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:25,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:25,578 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:25,579 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:25,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:25,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:25,581 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:25,582 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:25,582 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:25,583 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:25,583 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:25,584 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:25,585 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:25,585 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:25,586 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:21:25,586 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:21:25,587 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:25,587 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:25,588 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:25,588 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:25,589 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:21:25,589 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:21:25,590 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:21:25,590 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:21:25,590 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:25,591 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:25,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:25,592 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:21:25,592 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:25,593 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:25,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:25,593 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:25,594 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:25,594 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:25,594 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:21:25,594 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:21:25,595 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:25,595 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:25,595 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:25,595 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:25,596 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_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26213a02405cb123b8062ea0ddce455beafb0da24f5e228ad6b12c5d35de4196 [2023-11-23 21:21:25,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:25,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:25,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:25,994 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:25,995 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:25,997 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-62.i [2023-11-23 21:21:29,647 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:30,121 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:30,122 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-62.i [2023-11-23 21:21:30,139 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/data/662d1c677/1fe9a42f30ad4195b1a440729f06fba5/FLAG90ebfa70e [2023-11-23 21:21:30,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/data/662d1c677/1fe9a42f30ad4195b1a440729f06fba5 [2023-11-23 21:21:30,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:30,178 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:30,183 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:30,184 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:30,191 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:30,192 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:30" (1/1) ... [2023-11-23 21:21:30,194 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1316b380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30, skipping insertion in model container [2023-11-23 21:21:30,194 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:30" (1/1) ... [2023-11-23 21:21:30,257 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:30,528 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_bd33159d-cb81-4672-b734-ca6d9f3f74c1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-62.i[919,932] [2023-11-23 21:21:30,695 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:30,723 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:30,745 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_bd33159d-cb81-4672-b734-ca6d9f3f74c1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-62.i[919,932] [2023-11-23 21:21:30,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:30,828 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:30,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30 WrapperNode [2023-11-23 21:21:30,829 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:30,830 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:30,831 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:30,831 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:30,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30" (1/1) ... [2023-11-23 21:21:30,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30" (1/1) ... [2023-11-23 21:21:30,928 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2023-11-23 21:21:30,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:30,929 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:30,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:30,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:30,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30" (1/1) ... [2023-11-23 21:21:30,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30" (1/1) ... [2023-11-23 21:21:30,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30" (1/1) ... [2023-11-23 21:21:30,947 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30" (1/1) ... [2023-11-23 21:21:30,964 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30" (1/1) ... [2023-11-23 21:21:30,981 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30" (1/1) ... [2023-11-23 21:21:30,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30" (1/1) ... [2023-11-23 21:21:30,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30" (1/1) ... [2023-11-23 21:21:31,019 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:21:31,020 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:21:31,020 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:21:31,020 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:21:31,021 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30" (1/1) ... [2023-11-23 21:21:31,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:31,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:31,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:21:31,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:21:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:21:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:21:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:21:31,116 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:21:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:21:31,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:21:31,294 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:21:31,302 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:21:50,999 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:21:51,049 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:21:51,049 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:21:51,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:51 BoogieIcfgContainer [2023-11-23 21:21:51,050 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:21:51,052 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:21:51,053 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:21:51,056 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:21:51,057 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:30" (1/3) ... [2023-11-23 21:21:51,058 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c3fe7ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:51, skipping insertion in model container [2023-11-23 21:21:51,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:30" (2/3) ... [2023-11-23 21:21:51,058 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c3fe7ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:51, skipping insertion in model container [2023-11-23 21:21:51,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:51" (3/3) ... [2023-11-23 21:21:51,060 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-62.i [2023-11-23 21:21:51,079 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:21:51,080 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:21:51,130 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:21:51,138 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;@5d1b83a6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:21:51,138 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:21:51,143 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 48 states have (on average 1.5) internal successors, (72), 49 states have internal predecessors, (72), 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 21:21:51,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 21:21:51,161 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:51,162 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] [2023-11-23 21:21:51,163 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:51,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:51,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1271196096, now seen corresponding path program 1 times [2023-11-23 21:21:51,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:51,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1725393051] [2023-11-23 21:21:51,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:51,184 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 21:21:51,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:51,186 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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 21:21:51,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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 21:21:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:53,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:21:53,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 804 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2023-11-23 21:21:53,420 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:53,421 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:53,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1725393051] [2023-11-23 21:21:53,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1725393051] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:53,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:53,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:21:53,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64713721] [2023-11-23 21:21:53,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:53,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:21:53,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:53,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:21:53,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:21:53,482 INFO L87 Difference]: Start difference. First operand has 80 states, 48 states have (on average 1.5) internal successors, (72), 49 states have internal predecessors, (72), 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 23.0) internal successors, (46), 2 states have internal predecessors, (46), 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 21:21:56,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:56,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:56,140 INFO L93 Difference]: Finished difference Result 157 states and 287 transitions. [2023-11-23 21:21:56,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:21:56,323 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 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 184 [2023-11-23 21:21:56,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:56,332 INFO L225 Difference]: With dead ends: 157 [2023-11-23 21:21:56,332 INFO L226 Difference]: Without dead ends: 78 [2023-11-23 21:21:56,337 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 183 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 21:21:56,341 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:56,342 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2023-11-23 21:21:56,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-23 21:21:56,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-23 21:21:56,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 47 states have (on average 1.3404255319148937) internal successors, (63), 47 states have internal predecessors, (63), 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 21:21:56,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 121 transitions. [2023-11-23 21:21:56,418 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 121 transitions. Word has length 184 [2023-11-23 21:21:56,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:56,419 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 121 transitions. [2023-11-23 21:21:56,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 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 21:21:56,420 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 121 transitions. [2023-11-23 21:21:56,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 21:21:56,425 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:56,425 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] [2023-11-23 21:21:56,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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 21:21:56,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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 21:21:56,649 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:56,650 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:56,650 INFO L85 PathProgramCache]: Analyzing trace with hash 24444154, now seen corresponding path program 1 times [2023-11-23 21:21:56,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:56,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1783784576] [2023-11-23 21:21:56,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:56,652 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 21:21:56,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:56,654 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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 21:21:56,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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 21:21:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:58,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:21:58,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:59,121 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 21:21:59,121 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:59,121 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:59,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1783784576] [2023-11-23 21:21:59,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1783784576] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:59,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:59,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:21:59,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101819309] [2023-11-23 21:21:59,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:59,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:21:59,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:59,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:21:59,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:21:59,128 INFO L87 Difference]: Start difference. First operand 78 states and 121 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 21:22:01,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:03,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:05,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:08,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.67s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:10,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:12,529 WARN L539 Checker$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 21:22:12,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:22:12,739 INFO L93 Difference]: Finished difference Result 189 states and 292 transitions. [2023-11-23 21:22:12,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:22:12,745 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 184 [2023-11-23 21:22:12,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:22:12,754 INFO L225 Difference]: With dead ends: 189 [2023-11-23 21:22:12,754 INFO L226 Difference]: Without dead ends: 112 [2023-11-23 21:22:12,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 182 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 21:22:12,760 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 42 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 6 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:22:12,761 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 229 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 15 Invalid, 6 Unknown, 0 Unchecked, 13.6s Time] [2023-11-23 21:22:12,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-23 21:22:12,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 109. [2023-11-23 21:22:12,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 68 states have (on average 1.3235294117647058) internal successors, (90), 69 states have internal predecessors, (90), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-23 21:22:12,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 166 transitions. [2023-11-23 21:22:12,802 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 166 transitions. Word has length 184 [2023-11-23 21:22:12,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:22:12,805 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 166 transitions. [2023-11-23 21:22:12,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 21:22:12,806 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 166 transitions. [2023-11-23 21:22:12,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 21:22:12,817 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:12,818 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] [2023-11-23 21:22:12,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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 21:22:13,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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 21:22:13,035 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:13,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:13,036 INFO L85 PathProgramCache]: Analyzing trace with hash -562361860, now seen corresponding path program 1 times [2023-11-23 21:22:13,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:22:13,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1799596278] [2023-11-23 21:22:13,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:13,038 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 21:22:13,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:22:13,040 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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 21:22:13,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd33159d-cb81-4672-b734-ca6d9f3f74c1/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 21:22:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:16,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-23 21:22:16,051 INFO L285 TraceCheckSpWp]: Computing forward predicates...