./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-49.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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_cc7b9621-0636-411a-8917-71e47bd8436e/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 f7abfc7bb843e1fd404fea611e917414e1a01e83825b2281c3fc0e82c96ff919 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:34,118 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:34,200 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:28:34,213 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:34,214 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:34,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:34,241 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:34,242 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:34,243 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:34,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:34,244 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:34,244 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:34,245 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:34,246 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:28:34,246 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:34,247 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:34,247 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:28:34,248 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:28:34,248 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:34,249 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:28:34,250 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:28:34,251 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:28:34,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:34,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:34,253 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:34,253 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:28:34,254 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:34,254 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:34,254 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:34,255 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:34,255 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:34,256 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:34,256 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:34,257 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:34,257 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:34,258 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:34,258 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:34,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:34,259 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:34,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:34,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:34,260 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:28:34,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:28:34,260 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:34,260 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:34,261 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:34,261 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:34,261 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_cc7b9621-0636-411a-8917-71e47bd8436e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7abfc7bb843e1fd404fea611e917414e1a01e83825b2281c3fc0e82c96ff919 [2023-11-23 21:28:34,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:34,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:34,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:34,667 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:34,668 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:34,669 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-49.i [2023-11-23 21:28:37,796 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:38,042 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:38,043 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-49.i [2023-11-23 21:28:38,054 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/data/b71893e1a/46336bed8521481395fc8325240f8f4a/FLAG0b7d885fc [2023-11-23 21:28:38,070 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/data/b71893e1a/46336bed8521481395fc8325240f8f4a [2023-11-23 21:28:38,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:38,074 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:38,076 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:38,076 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:38,095 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:38,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:38" (1/1) ... [2023-11-23 21:28:38,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@320c8c43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38, skipping insertion in model container [2023-11-23 21:28:38,098 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:38" (1/1) ... [2023-11-23 21:28:38,149 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:38,335 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_cc7b9621-0636-411a-8917-71e47bd8436e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-49.i[919,932] [2023-11-23 21:28:38,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:38,429 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:38,442 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_cc7b9621-0636-411a-8917-71e47bd8436e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-49.i[919,932] [2023-11-23 21:28:38,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:38,534 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:38,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38 WrapperNode [2023-11-23 21:28:38,539 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:38,540 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:38,541 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:38,541 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:38,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38" (1/1) ... [2023-11-23 21:28:38,566 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38" (1/1) ... [2023-11-23 21:28:38,619 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 222 [2023-11-23 21:28:38,619 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:38,620 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:38,620 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:38,620 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:38,630 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38" (1/1) ... [2023-11-23 21:28:38,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38" (1/1) ... [2023-11-23 21:28:38,635 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38" (1/1) ... [2023-11-23 21:28:38,635 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38" (1/1) ... [2023-11-23 21:28:38,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38" (1/1) ... [2023-11-23 21:28:38,654 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38" (1/1) ... [2023-11-23 21:28:38,657 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38" (1/1) ... [2023-11-23 21:28:38,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38" (1/1) ... [2023-11-23 21:28:38,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:38,667 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:38,667 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:38,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:38,668 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38" (1/1) ... [2023-11-23 21:28:38,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:38,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:38,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:38,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:28:38,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:38,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:38,896 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:38,898 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:39,568 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:40,007 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:40,008 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:40,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:40 BoogieIcfgContainer [2023-11-23 21:28:40,010 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:40,015 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:40,015 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:40,020 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:40,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:38" (1/3) ... [2023-11-23 21:28:40,022 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@436ba60f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:40, skipping insertion in model container [2023-11-23 21:28:40,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:38" (2/3) ... [2023-11-23 21:28:40,025 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@436ba60f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:40, skipping insertion in model container [2023-11-23 21:28:40,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:40" (3/3) ... [2023-11-23 21:28:40,028 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-49.i [2023-11-23 21:28:40,050 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:40,050 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:40,120 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:40,127 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;@298ab010, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:40,127 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:40,131 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 21:28:40,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-23 21:28:40,147 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:40,148 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:28:40,149 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:40,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:40,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1620848067, now seen corresponding path program 1 times [2023-11-23 21:28:40,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:28:40,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132661213] [2023-11-23 21:28:40,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:40,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:28:40,445 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:28:40,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [94231107] [2023-11-23 21:28:40,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:40,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:28:40,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:40,453 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:28:40,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:28:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:40,827 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:28:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:41,075 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:28:41,078 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:28:41,079 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:28:41,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:41,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:28:41,292 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:28:41,296 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:28:41,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:28:41 BoogieIcfgContainer [2023-11-23 21:28:41,469 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:28:41,470 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:28:41,470 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:28:41,470 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:28:41,471 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:40" (3/4) ... [2023-11-23 21:28:41,473 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:28:41,474 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:28:41,477 INFO L158 Benchmark]: Toolchain (without parser) took 3401.42ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 99.8MB in the beginning and 171.9MB in the end (delta: -72.1MB). Peak memory consumption was 711.8kB. Max. memory is 16.1GB. [2023-11-23 21:28:41,477 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 146.8MB. Free memory is still 118.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:41,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.84ms. Allocated memory is still 146.8MB. Free memory was 99.8MB in the beginning and 83.8MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:28:41,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.08ms. Allocated memory is still 146.8MB. Free memory was 83.8MB in the beginning and 79.2MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:28:41,485 INFO L158 Benchmark]: Boogie Preprocessor took 46.49ms. Allocated memory is still 146.8MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:41,487 INFO L158 Benchmark]: RCFGBuilder took 1343.13ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 77.1MB in the beginning and 141.6MB in the end (delta: -64.4MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:41,488 INFO L158 Benchmark]: TraceAbstraction took 1454.91ms. Allocated memory is still 218.1MB. Free memory was 141.6MB in the beginning and 172.9MB in the end (delta: -31.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-23 21:28:41,489 INFO L158 Benchmark]: Witness Printer took 4.47ms. Allocated memory is still 218.1MB. Free memory was 172.9MB in the beginning and 171.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:41,499 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 146.8MB. Free memory is still 118.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.84ms. Allocated memory is still 146.8MB. Free memory was 99.8MB in the beginning and 83.8MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.08ms. Allocated memory is still 146.8MB. Free memory was 83.8MB in the beginning and 79.2MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.49ms. Allocated memory is still 146.8MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1343.13ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 77.1MB in the beginning and 141.6MB in the end (delta: -64.4MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1454.91ms. Allocated memory is still 218.1MB. Free memory was 141.6MB in the beginning and 172.9MB in the end (delta: -31.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 4.47ms. Allocated memory is still 218.1MB. Free memory was 172.9MB in the beginning and 171.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 87, overapproximation of someBinaryArithmeticDOUBLEoperation at line 75, overapproximation of someBinaryFLOATComparisonOperation at line 77, overapproximation of bitwiseAnd at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 80, overapproximation of someUnaryFLOAToperation at line 77, overapproximation of someBinaryArithmeticFLOAToperation at line 88. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 10; [L23] unsigned long int var_1_3 = 3171453299; [L24] unsigned long int var_1_4 = 2038274679; [L25] unsigned long int var_1_5 = 1375699353; [L26] unsigned short int var_1_8 = 16; [L27] unsigned char var_1_12 = 1; [L28] unsigned char var_1_13 = 1; [L29] double var_1_14 = 64.45; [L30] float var_1_15 = 31.15; [L31] float var_1_16 = 16.4; [L32] double var_1_17 = 100.625; [L33] double var_1_18 = 128.1; [L34] unsigned char var_1_19 = 1; [L35] unsigned char var_1_20 = 8; [L36] unsigned char var_1_21 = 100; [L37] unsigned char var_1_22 = 0; [L38] signed char var_1_23 = 2; [L39] unsigned char var_1_24 = 0; [L40] unsigned char var_1_25 = 16; [L41] float var_1_27 = 1000000000000000.4; [L42] unsigned short int var_1_28 = 32; [L43] unsigned short int var_1_31 = 4; [L44] float var_1_32 = 5.625; [L45] float var_1_33 = 1000.75; [L46] float var_1_34 = 255.5; [L47] double var_1_36 = 7.6; [L48] unsigned char var_1_37 = 1; [L49] float var_1_39 = 5.5; [L50] unsigned char var_1_40 = 8; [L51] unsigned char var_1_41 = 0; [L52] float var_1_42 = 32.2; [L53] double var_1_43 = 255.25; [L54] unsigned long int last_1_var_1_1 = 10; [L55] unsigned short int last_1_var_1_8 = 16; [L56] unsigned char last_1_var_1_12 = 1; [L57] unsigned char last_1_var_1_19 = 1; [L58] unsigned char last_1_var_1_22 = 0; [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L180] last_1_var_1_1 = var_1_1 [L181] last_1_var_1_8 = var_1_8 [L182] last_1_var_1_12 = var_1_12 [L183] last_1_var_1_19 = var_1_19 [L184] last_1_var_1_22 = var_1_22 [L194] RET updateLastVariables() [L195] CALL updateVariables() [L133] var_1_3 = __VERIFIER_nondet_ulong() [L134] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L135] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L136] var_1_4 = __VERIFIER_nondet_ulong() [L137] CALL assume_abort_if_not(var_1_4 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1375699353, var_1_8=16] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_4 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1375699353, var_1_8=16] [L138] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1375699353, var_1_8=16] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1375699353, var_1_8=16] [L139] var_1_5 = __VERIFIER_nondet_ulong() [L140] CALL assume_abort_if_not(var_1_5 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_5 >= 1073741824) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L141] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L142] var_1_13 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L144] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L145] var_1_15 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L147] var_1_16 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L149] var_1_17 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L151] var_1_18 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L153] var_1_20 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L155] CALL assume_abort_if_not(var_1_20 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_20 <= 254) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L156] var_1_21 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L158] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L159] var_1_23 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_23 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_23 >= -128) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L161] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L162] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L163] var_1_24 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L165] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_33=4003/4, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L166] var_1_33 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_34=511/2, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L168] var_1_34 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=8, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L170] var_1_40 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L172] CALL assume_abort_if_not(var_1_40 <= 9) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=1, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_40 <= 9) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=1, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L173] var_1_41 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_41 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=1, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_41 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=1, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L175] CALL assume_abort_if_not(var_1_41 <= 9) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=1, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_41 <= 9) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=1, var_1_41=0, var_1_42=161/5, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L176] var_1_42 = __VERIFIER_nondet_float() [L177] CALL assume_abort_if_not((var_1_42 >= -461168.6018427382800e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=1, var_1_41=0, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_42 >= -461168.6018427382800e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=2, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=16, var_1_27=5000000000000002/5, var_1_28=32, var_1_31=4, var_1_32=45/8, var_1_36=38/5, var_1_37=1, var_1_39=11/2, var_1_3=2147483647, var_1_40=1, var_1_41=0, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=16] [L195] RET updateVariables() [L196] CALL step() [L62] var_1_25 = var_1_20 [L63] var_1_27 = 64.5f [L64] COND TRUE (var_1_21 % ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))) < var_1_19 [L65] var_1_28 = ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) [L69] COND TRUE (var_1_21 <= ((((100) > (var_1_8)) ? (100) : (var_1_8)))) || ((- var_1_23) <= var_1_23) [L70] var_1_31 = var_1_21 [L74] COND FALSE !(var_1_19 >= var_1_20) [L77] var_1_32 = ((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34))) [L79] COND TRUE ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) > var_1_21 [L80] var_1_36 = ((((var_1_18) > (var_1_33)) ? (var_1_18) : (var_1_33))) [L82] COND TRUE var_1_17 < (- var_1_16) [L83] COND TRUE var_1_8 <= ((((64) < 0 ) ? -(64) : (64))) [L84] var_1_37 = (! var_1_24) [L87] EXPR var_1_23 >> ((((var_1_40) < (var_1_41)) ? (var_1_40) : (var_1_41))) [L87] COND TRUE (var_1_23 >> ((((var_1_40) < (var_1_41)) ? (var_1_40) : (var_1_41)))) >= -64 [L88] var_1_39 = (((((var_1_42 + 10000.9f)) < (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34))))) ? ((var_1_42 + 10000.9f)) : (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))))) [L90] COND FALSE !(var_1_42 <= (var_1_33 - var_1_34)) [L93] COND TRUE ! last_1_var_1_22 [L94] COND TRUE (last_1_var_1_1 * ((((last_1_var_1_19) < (var_1_5)) ? (last_1_var_1_19) : (var_1_5)))) >= last_1_var_1_19 [L95] var_1_12 = var_1_13 [L100] COND FALSE !(var_1_13 && last_1_var_1_22) [L107] var_1_8 = ((((25) > ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))) ? (25) : ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19))))) [L108] COND FALSE !((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) [L111] COND TRUE \read(last_1_var_1_12) [L112] var_1_1 = (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((last_1_var_1_19) > (last_1_var_1_8)) ? (last_1_var_1_19) : (last_1_var_1_8))) + 256u)) [L114] EXPR var_1_19 & var_1_4 [L114] COND FALSE !((-2 / var_1_23) >= (var_1_19 & var_1_4)) [L129] var_1_22 = var_1_13 [L196] RET step() [L197] CALL, EXPR property() [L187] EXPR (((((last_1_var_1_12 ? (var_1_1 == ((unsigned long int) (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((last_1_var_1_19) > (last_1_var_1_8)) ? (last_1_var_1_19) : (last_1_var_1_8))) + 256u)))) : 1) && (var_1_8 == ((unsigned short int) ((((25) > ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))) ? (25) : ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))))))) && ((! last_1_var_1_22) ? (((last_1_var_1_1 * ((((last_1_var_1_19) < (var_1_5)) ? (last_1_var_1_19) : (var_1_5)))) >= last_1_var_1_19) ? (var_1_12 == ((unsigned char) var_1_13)) : 1) : (var_1_12 == ((unsigned char) 0)))) && (((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) ? (var_1_14 == ((double) ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))))) : 1)) && ((var_1_13 && last_1_var_1_22) ? ((var_1_4 > (256u * last_1_var_1_8)) ? (var_1_19 == ((unsigned char) ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) : (var_1_19 == ((unsigned char) var_1_20))) : 1)) && (((-2 / var_1_23) >= (var_1_19 & var_1_4)) ? ((var_1_21 >= (var_1_1 + var_1_5)) ? (((~ var_1_19) > var_1_20) ? (var_1_12 ? (var_1_22 == ((unsigned char) var_1_24)) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) [L187-L188] return (((((last_1_var_1_12 ? (var_1_1 == ((unsigned long int) (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((last_1_var_1_19) > (last_1_var_1_8)) ? (last_1_var_1_19) : (last_1_var_1_8))) + 256u)))) : 1) && (var_1_8 == ((unsigned short int) ((((25) > ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))) ? (25) : ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))))))) && ((! last_1_var_1_22) ? (((last_1_var_1_1 * ((((last_1_var_1_19) < (var_1_5)) ? (last_1_var_1_19) : (var_1_5)))) >= last_1_var_1_19) ? (var_1_12 == ((unsigned char) var_1_13)) : 1) : (var_1_12 == ((unsigned char) 0)))) && (((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) ? (var_1_14 == ((double) ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))))) : 1)) && ((var_1_13 && last_1_var_1_22) ? ((var_1_4 > (256u * last_1_var_1_8)) ? (var_1_19 == ((unsigned char) ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) : (var_1_19 == ((unsigned char) var_1_20))) : 1)) && (((-2 / var_1_23) >= (var_1_19 & var_1_4)) ? ((var_1_21 >= (var_1_1 + var_1_5)) ? (((~ var_1_19) > var_1_20) ? (var_1_12 ? (var_1_22 == ((unsigned char) var_1_24)) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=1289/20, var_1_18=2, var_1_19=1, var_1_1=2147483375, var_1_20=2, var_1_21=0, var_1_22=1, var_1_23=2, var_1_24=0, var_1_25=2, var_1_27=129/2, var_1_28=2, var_1_31=0, var_1_32=3, var_1_33=0, var_1_34=1021/4, var_1_36=2, var_1_37=1, var_1_39=4, var_1_3=2147483647, var_1_40=1, var_1_41=0, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=102] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=1289/20, var_1_18=2, var_1_19=1, var_1_1=2147483375, var_1_20=2, var_1_21=0, var_1_22=1, var_1_23=2, var_1_24=0, var_1_25=2, var_1_27=129/2, var_1_28=2, var_1_31=0, var_1_32=3, var_1_33=0, var_1_34=1021/4, var_1_36=2, var_1_37=1, var_1_39=4, var_1_3=2147483647, var_1_40=1, var_1_41=0, var_1_43=1021/4, var_1_4=1073741823, var_1_5=1073741824, var_1_8=102] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 28, 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 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 21:28:41,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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_cc7b9621-0636-411a-8917-71e47bd8436e/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 f7abfc7bb843e1fd404fea611e917414e1a01e83825b2281c3fc0e82c96ff919 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:44,180 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:44,300 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:28:44,309 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:44,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:44,359 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:44,361 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:44,361 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:44,363 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:44,368 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:44,369 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:44,370 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:44,370 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:44,372 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:44,372 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:44,373 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:44,374 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:44,375 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:44,375 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:44,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:44,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:44,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:44,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:44,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:44,379 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:28:44,380 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:28:44,380 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:28:44,381 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:44,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:44,382 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:44,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:44,384 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:28:44,384 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:44,384 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:44,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:44,385 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:44,386 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:44,386 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:44,386 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:28:44,387 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:44,388 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:44,388 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:44,388 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:44,389 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:44,389 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_cc7b9621-0636-411a-8917-71e47bd8436e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7abfc7bb843e1fd404fea611e917414e1a01e83825b2281c3fc0e82c96ff919 [2023-11-23 21:28:44,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:44,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:44,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:44,836 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:44,837 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:44,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-49.i [2023-11-23 21:28:48,012 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:48,396 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:48,399 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-49.i [2023-11-23 21:28:48,415 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/data/3318f6a2f/1438b575189d4237b178856e39aeb1df/FLAGa42f184cc [2023-11-23 21:28:48,433 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/data/3318f6a2f/1438b575189d4237b178856e39aeb1df [2023-11-23 21:28:48,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:48,438 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:48,440 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:48,440 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:48,445 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:48,445 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:48,446 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcf0c6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48, skipping insertion in model container [2023-11-23 21:28:48,446 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:48,502 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:48,697 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_cc7b9621-0636-411a-8917-71e47bd8436e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-49.i[919,932] [2023-11-23 21:28:48,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:48,838 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:48,852 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_cc7b9621-0636-411a-8917-71e47bd8436e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-49.i[919,932] [2023-11-23 21:28:48,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:48,910 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:48,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48 WrapperNode [2023-11-23 21:28:48,911 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:48,912 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:48,913 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:48,913 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:48,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:48,937 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:48,971 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-11-23 21:28:48,972 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:48,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:48,973 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:48,973 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:48,983 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:48,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:48,990 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:48,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,009 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,016 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:49,023 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:49,023 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:49,023 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:49,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:49,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:49,069 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:49,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:49,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:49,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:28:49,123 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:49,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:49,307 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:49,309 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:52,498 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:52,559 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:52,559 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:52,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:52 BoogieIcfgContainer [2023-11-23 21:28:52,560 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:52,562 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:52,562 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:52,566 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:52,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:48" (1/3) ... [2023-11-23 21:28:52,567 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3da63632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:52, skipping insertion in model container [2023-11-23 21:28:52,567 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (2/3) ... [2023-11-23 21:28:52,567 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3da63632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:52, skipping insertion in model container [2023-11-23 21:28:52,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:52" (3/3) ... [2023-11-23 21:28:52,569 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-49.i [2023-11-23 21:28:52,588 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:52,589 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:52,641 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:52,648 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;@747be6d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:52,648 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:52,652 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 46 states have (on average 1.5) internal successors, (69), 47 states have internal predecessors, (69), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 21:28:52,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-23 21:28:52,675 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:52,676 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:28:52,677 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:52,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:52,682 INFO L85 PathProgramCache]: Analyzing trace with hash -2081010783, now seen corresponding path program 1 times [2023-11-23 21:28:52,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:52,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [856802277] [2023-11-23 21:28:52,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:52,696 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 21:28:52,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:52,699 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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 21:28:52,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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 21:28:53,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:53,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:28:53,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:53,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2023-11-23 21:28:53,469 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:53,469 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:53,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [856802277] [2023-11-23 21:28:53,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [856802277] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:53,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:53,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:28:53,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538221951] [2023-11-23 21:28:53,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:53,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:28:53,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:53,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:28:53,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:53,532 INFO L87 Difference]: Start difference. First operand has 77 states, 46 states have (on average 1.5) internal successors, (69), 47 states have internal predecessors, (69), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 21:28:53,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:53,686 INFO L93 Difference]: Finished difference Result 150 states and 274 transitions. [2023-11-23 21:28:53,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:28:53,695 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 175 [2023-11-23 21:28:53,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:53,701 INFO L225 Difference]: With dead ends: 150 [2023-11-23 21:28:53,702 INFO L226 Difference]: Without dead ends: 74 [2023-11-23 21:28:53,706 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 174 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 21:28:53,709 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:53,710 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:28:53,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-11-23 21:28:53,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-11-23 21:28:53,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 44 states have (on average 1.3863636363636365) internal successors, (61), 44 states have internal predecessors, (61), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 21:28:53,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 117 transitions. [2023-11-23 21:28:53,761 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 117 transitions. Word has length 175 [2023-11-23 21:28:53,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:53,762 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 117 transitions. [2023-11-23 21:28:53,762 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 21:28:53,763 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 117 transitions. [2023-11-23 21:28:53,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-23 21:28:53,767 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:53,768 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:28:53,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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 21:28:53,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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 21:28:53,982 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:53,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:53,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1466156955, now seen corresponding path program 1 times [2023-11-23 21:28:53,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:53,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2066999839] [2023-11-23 21:28:53,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:53,985 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 21:28:53,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:53,987 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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 21:28:53,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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 21:28:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:54,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:28:54,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:55,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-23 21:28:55,478 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:55,478 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:55,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2066999839] [2023-11-23 21:28:55,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2066999839] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:55,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:55,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:28:55,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812456113] [2023-11-23 21:28:55,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:55,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:28:55,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:55,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:28:55,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:28:55,484 INFO L87 Difference]: Start difference. First operand 74 states and 117 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 21:28:56,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:56,010 INFO L93 Difference]: Finished difference Result 227 states and 360 transitions. [2023-11-23 21:28:56,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:28:56,017 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 175 [2023-11-23 21:28:56,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:56,022 INFO L225 Difference]: With dead ends: 227 [2023-11-23 21:28:56,022 INFO L226 Difference]: Without dead ends: 154 [2023-11-23 21:28:56,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:28:56,026 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 89 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:56,026 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 338 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 21:28:56,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-23 21:28:56,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 134. [2023-11-23 21:28:56,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 75 states have (on average 1.3333333333333333) internal successors, (100), 75 states have internal predecessors, (100), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-23 21:28:56,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 212 transitions. [2023-11-23 21:28:56,064 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 212 transitions. Word has length 175 [2023-11-23 21:28:56,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:56,065 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 212 transitions. [2023-11-23 21:28:56,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 21:28:56,066 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 212 transitions. [2023-11-23 21:28:56,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-23 21:28:56,070 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:56,070 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:28:56,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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 21:28:56,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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 21:28:56,284 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:56,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:56,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1920845220, now seen corresponding path program 1 times [2023-11-23 21:28:56,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:56,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1787444056] [2023-11-23 21:28:56,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:56,287 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 21:28:56,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:56,288 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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 21:28:56,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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 21:28:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:56,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:28:56,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:57,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-23 21:28:57,803 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:57,804 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:57,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1787444056] [2023-11-23 21:28:57,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1787444056] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:57,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:57,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:28:57,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648878991] [2023-11-23 21:28:57,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:57,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:28:57,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:57,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:28:57,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:28:57,808 INFO L87 Difference]: Start difference. First operand 134 states and 212 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 21:28:58,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:58,382 INFO L93 Difference]: Finished difference Result 295 states and 463 transitions. [2023-11-23 21:28:58,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:28:58,383 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 176 [2023-11-23 21:28:58,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:58,388 INFO L225 Difference]: With dead ends: 295 [2023-11-23 21:28:58,388 INFO L226 Difference]: Without dead ends: 221 [2023-11-23 21:28:58,390 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:28:58,392 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 80 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:58,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 356 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 21:28:58,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2023-11-23 21:28:58,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 210. [2023-11-23 21:28:58,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 122 states have (on average 1.3442622950819672) internal successors, (164), 122 states have internal predecessors, (164), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-23 21:28:58,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 332 transitions. [2023-11-23 21:28:58,455 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 332 transitions. Word has length 176 [2023-11-23 21:28:58,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:58,456 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 332 transitions. [2023-11-23 21:28:58,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 21:28:58,457 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 332 transitions. [2023-11-23 21:28:58,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-23 21:28:58,460 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:58,460 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:28:58,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:58,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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 21:28:58,682 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:58,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:58,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1918998178, now seen corresponding path program 1 times [2023-11-23 21:28:58,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:58,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [420470858] [2023-11-23 21:28:58,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:58,684 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 21:28:58,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:58,686 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/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 21:28:58,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7b9621-0636-411a-8917-71e47bd8436e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 21:28:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:59,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 21:28:59,292 INFO L285 TraceCheckSpWp]: Computing forward predicates...