./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-39.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_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/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_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/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_c13095a9-aba9-4d25-aded-12be75c4c95b/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 a6ee20732857b7b60e73130e513b10bcd2b2f6d30e1b70383b57c786ec58e81d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:00,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:00,187 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:21:00,200 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:00,200 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:00,252 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:00,253 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:00,254 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:00,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:00,262 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:00,263 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:00,264 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:00,265 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:00,267 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:21:00,267 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:00,267 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:00,268 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:21:00,268 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:21:00,269 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:00,269 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:21:00,270 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:21:00,271 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:21:00,271 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:00,272 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:00,272 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:21:00,272 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:21:00,273 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:21:00,273 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:00,274 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:00,274 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:00,275 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:00,275 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:21:00,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:00,276 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:00,276 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:00,276 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:00,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:00,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:00,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:00,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:00,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:00,279 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:21:00,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:21:00,279 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:00,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:00,280 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:00,280 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:00,280 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_c13095a9-aba9-4d25-aded-12be75c4c95b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6ee20732857b7b60e73130e513b10bcd2b2f6d30e1b70383b57c786ec58e81d [2023-11-23 21:21:00,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:00,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:00,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:00,619 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:00,620 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:00,621 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-39.i [2023-11-23 21:21:03,815 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:04,061 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:04,061 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-39.i [2023-11-23 21:21:04,072 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/data/fdcd5bbec/49c2ce3f82794adaabe7dca4018612e5/FLAG439244142 [2023-11-23 21:21:04,088 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/data/fdcd5bbec/49c2ce3f82794adaabe7dca4018612e5 [2023-11-23 21:21:04,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:04,092 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:04,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:04,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:04,099 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:04,100 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,101 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45573777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04, skipping insertion in model container [2023-11-23 21:21:04,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,136 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:04,291 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_c13095a9-aba9-4d25-aded-12be75c4c95b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-39.i[919,932] [2023-11-23 21:21:04,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:04,415 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:04,428 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_c13095a9-aba9-4d25-aded-12be75c4c95b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-39.i[919,932] [2023-11-23 21:21:04,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:04,490 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:04,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04 WrapperNode [2023-11-23 21:21:04,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:04,492 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:04,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:04,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:04,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,524 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,578 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 232 [2023-11-23 21:21:04,578 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:04,579 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:04,579 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:04,580 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:04,589 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,593 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,593 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,605 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,610 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,615 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,620 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:21:04,621 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:21:04,621 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:21:04,621 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:21:04,622 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:04,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:04,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:21:04,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:21:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:21:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:21:04,729 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:21:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:21:04,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:21:04,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:21:04,880 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:21:04,882 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:21:05,452 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:21:06,002 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:21:06,002 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:21:06,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:06 BoogieIcfgContainer [2023-11-23 21:21:06,004 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:21:06,007 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:21:06,007 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:21:06,011 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:21:06,033 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:04" (1/3) ... [2023-11-23 21:21:06,034 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac02064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:06, skipping insertion in model container [2023-11-23 21:21:06,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (2/3) ... [2023-11-23 21:21:06,035 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac02064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:06, skipping insertion in model container [2023-11-23 21:21:06,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:06" (3/3) ... [2023-11-23 21:21:06,039 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-39.i [2023-11-23 21:21:06,073 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:21:06,086 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:21:06,147 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:21:06,155 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;@1a477a62, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:21:06,156 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:21:06,161 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 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 21:21:06,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-23 21:21:06,176 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:06,177 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] [2023-11-23 21:21:06,178 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:06,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:06,185 INFO L85 PathProgramCache]: Analyzing trace with hash -194475546, now seen corresponding path program 1 times [2023-11-23 21:21:06,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:21:06,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28079822] [2023-11-23 21:21:06,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:06,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:21:06,458 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:21:06,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1505356728] [2023-11-23 21:21:06,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:06,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:21:06,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:06,466 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:21:06,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:21:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:21:06,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:21:07,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:21:07,208 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:21:07,210 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:21:07,212 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:21:07,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:07,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:21:07,429 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:21:07,433 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:21:07,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:21:07 BoogieIcfgContainer [2023-11-23 21:21:07,611 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:21:07,612 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:21:07,612 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:21:07,612 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:21:07,612 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:06" (3/4) ... [2023-11-23 21:21:07,615 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:21:07,616 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:21:07,617 INFO L158 Benchmark]: Toolchain (without parser) took 3524.76ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 96.5MB in the beginning and 99.4MB in the end (delta: -2.8MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2023-11-23 21:21:07,618 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 142.6MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:07,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.50ms. Allocated memory is still 142.6MB. Free memory was 96.2MB in the beginning and 80.9MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:21:07,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.50ms. Allocated memory is still 142.6MB. Free memory was 80.9MB in the beginning and 77.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:21:07,628 INFO L158 Benchmark]: Boogie Preprocessor took 41.09ms. Allocated memory is still 142.6MB. Free memory was 77.4MB in the beginning and 75.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:21:07,630 INFO L158 Benchmark]: RCFGBuilder took 1383.06ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 75.3MB in the beginning and 158.1MB in the end (delta: -82.8MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2023-11-23 21:21:07,631 INFO L158 Benchmark]: TraceAbstraction took 1604.00ms. Allocated memory is still 195.0MB. Free memory was 157.0MB in the beginning and 99.4MB in the end (delta: 57.7MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-23 21:21:07,632 INFO L158 Benchmark]: Witness Printer took 4.51ms. Allocated memory is still 195.0MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:07,640 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 142.6MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.50ms. Allocated memory is still 142.6MB. Free memory was 96.2MB in the beginning and 80.9MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.50ms. Allocated memory is still 142.6MB. Free memory was 80.9MB in the beginning and 77.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.09ms. Allocated memory is still 142.6MB. Free memory was 77.4MB in the beginning and 75.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1383.06ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 75.3MB in the beginning and 158.1MB in the end (delta: -82.8MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1604.00ms. Allocated memory is still 195.0MB. Free memory was 157.0MB in the beginning and 99.4MB in the end (delta: 57.7MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Witness Printer took 4.51ms. Allocated memory is still 195.0MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of bitwiseOr at line 61, overapproximation of bitwiseAnd at line 116, overapproximation of someBinaryArithmeticFLOAToperation at line 83, overapproximation of someUnaryFLOAToperation at line 131. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -1; [L23] unsigned char var_1_6 = 0; [L24] signed short int var_1_7 = 8; [L25] signed short int var_1_8 = 4; [L26] unsigned long int var_1_9 = 256; [L27] unsigned long int var_1_10 = 10; [L28] unsigned long int var_1_11 = 3084274888; [L29] unsigned long int var_1_13 = 50; [L30] signed long int var_1_14 = -10; [L31] unsigned char var_1_16 = 0; [L32] float var_1_19 = 4.5; [L33] float var_1_20 = 15.375; [L34] float var_1_21 = 32.725; [L35] float var_1_22 = 63.5; [L36] float var_1_23 = 16.375; [L37] signed char var_1_24 = -32; [L38] signed char var_1_25 = 0; [L39] unsigned short int var_1_26 = 64; [L40] signed long int var_1_27 = -10; [L41] double var_1_31 = 5.25; [L42] signed char var_1_33 = 5; [L43] signed char var_1_37 = 5; [L44] signed char var_1_38 = 10; [L45] signed char var_1_39 = 0; [L46] signed long int var_1_40 = 50; [L47] signed long int var_1_41 = -25; [L48] unsigned long int var_1_43 = 256; [L49] float var_1_45 = 9.625; [L50] float var_1_46 = 63.5; [L51] signed long int var_1_49 = 256; [L52] unsigned char var_1_50 = 1; [L53] unsigned char var_1_51 = 0; [L54] unsigned long int last_1_var_1_9 = 256; [L55] unsigned long int last_1_var_1_10 = 10; [L56] signed long int last_1_var_1_14 = -10; [L57] signed char last_1_var_1_24 = -32; [L194] isInitial = 1 [L195] FCALL initially() [L196] COND TRUE 1 [L197] CALL updateLastVariables() [L184] last_1_var_1_9 = var_1_9 [L185] last_1_var_1_10 = var_1_10 [L186] last_1_var_1_14 = var_1_14 [L187] last_1_var_1_24 = var_1_24 [L197] RET updateLastVariables() [L198] CALL updateVariables() [L138] var_1_6 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_7=8, var_1_8=4, var_1_9=256] [L140] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L141] var_1_7 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_7 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_7 >= -1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=4, var_1_9=256] [L143] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=4, var_1_9=256] [L144] var_1_8 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L146] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L147] var_1_11 = __VERIFIER_nondet_ulong() [L148] CALL assume_abort_if_not(var_1_11 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_11 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L149] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L150] var_1_16 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L152] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L153] var_1_20 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L155] var_1_21 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L157] var_1_22 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L159] var_1_23 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L161] var_1_25 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_25 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_25 >= -127) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L163] CALL assume_abort_if_not(var_1_25 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_25 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L164] var_1_37 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_37 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_37 >= -1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L166] CALL assume_abort_if_not(var_1_37 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_37 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L167] var_1_38 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L169] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L170] var_1_39 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L172] CALL assume_abort_if_not(var_1_39 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_39 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L173] var_1_41 = __VERIFIER_nondet_long() [L174] CALL assume_abort_if_not(var_1_41 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_41 >= -2147483647) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L175] CALL assume_abort_if_not(var_1_41 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_41 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L176] CALL assume_abort_if_not(var_1_41 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_41 != 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L177] var_1_46 = __VERIFIER_nondet_float() [L178] CALL assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854765600e+12F && var_1_46 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854765600e+12F && var_1_46 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L179] var_1_51 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_51 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_49=256, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_51 >= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_49=256, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L181] CALL assume_abort_if_not(var_1_51 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_49=256, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_51 <= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=2147483647, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_49=256, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L198] RET updateVariables() [L199] CALL step() [L61] EXPR (last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10 [L61] unsigned long int stepLocal_0 = (last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10; [L62] COND TRUE stepLocal_0 < (last_1_var_1_24 | -4) [L63] var_1_1 = (var_1_7 - var_1_8) [L67] var_1_24 = var_1_25 [L68] var_1_26 = var_1_8 [L69] var_1_10 = ((((((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) < (((((0u) > (var_1_26)) ? (0u) : (var_1_26))))) ? (((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) : (((((0u) > (var_1_26)) ? (0u) : (var_1_26)))))) [L70] unsigned long int stepLocal_3 = var_1_8 / (1u + 16u); [L71] unsigned long int stepLocal_2 = var_1_11; [L72] COND FALSE !(var_1_26 < stepLocal_3) [L79] var_1_13 = var_1_8 [L81] signed short int stepLocal_4 = var_1_8; [L82] COND TRUE stepLocal_4 <= var_1_13 [L83] var_1_19 = (((((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) > (var_1_23)) ? ((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) : (var_1_23))) [L87] unsigned long int stepLocal_1 = var_1_10; [L88] COND TRUE stepLocal_1 >= ((((var_1_1) < (last_1_var_1_9)) ? (var_1_1) : (last_1_var_1_9))) [L89] COND TRUE \read(var_1_6) [L90] var_1_9 = var_1_8 [L93] COND FALSE !(var_1_26 >= var_1_7) [L102] var_1_14 = var_1_24 [L104] COND FALSE !(\read(var_1_16)) [L109] var_1_31 = var_1_20 [L110] COND FALSE !(var_1_16 && ((var_1_16 && var_1_6) || var_1_16)) [L113] COND TRUE (var_1_37 % ((((var_1_41) < 0 ) ? -(var_1_41) : (var_1_41)))) >= (var_1_10 * var_1_39) [L114] var_1_40 = ((((((((var_1_38 + var_1_39) < 0 ) ? -(var_1_38 + var_1_39) : (var_1_38 + var_1_39)))) > (var_1_1)) ? (((((var_1_38 + var_1_39) < 0 ) ? -(var_1_38 + var_1_39) : (var_1_38 + var_1_39)))) : (var_1_1))) [L116] EXPR var_1_37 & var_1_41 [L116] COND FALSE !(var_1_8 <= (var_1_37 & var_1_41)) [L127] COND TRUE var_1_10 > var_1_39 [L128] var_1_45 = ((((var_1_23) > ((var_1_46 - ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21)))))) ? (var_1_23) : ((var_1_46 - ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))))) [L134] var_1_49 = var_1_24 [L135] var_1_50 = var_1_51 [L199] RET step() [L200] CALL, EXPR property() [L190] EXPR (last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10 [L190-L191] return ((((((((((last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10) < (last_1_var_1_24 | -4)) ? (var_1_1 == ((signed short int) (var_1_7 - var_1_8))) : (var_1_1 == ((signed short int) (last_1_var_1_10 + -16)))) && ((var_1_10 >= ((((var_1_1) < (last_1_var_1_9)) ? (var_1_1) : (last_1_var_1_9)))) ? (var_1_6 ? (var_1_9 == ((unsigned long int) var_1_8)) : 1) : 1)) && (var_1_10 == ((unsigned long int) ((((((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) < (((((0u) > (var_1_26)) ? (0u) : (var_1_26))))) ? (((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) : (((((0u) > (var_1_26)) ? (0u) : (var_1_26))))))))) && ((var_1_26 < (var_1_8 / (1u + 16u))) ? ((var_1_11 > (var_1_26 + 5u)) ? (var_1_13 == ((unsigned long int) ((((var_1_26) > (var_1_11)) ? (var_1_26) : (var_1_11))))) : (var_1_13 == ((unsigned long int) 5u))) : (var_1_13 == ((unsigned long int) var_1_8)))) && ((var_1_26 >= var_1_7) ? ((var_1_1 > var_1_11) ? ((var_1_6 && var_1_16) ? (var_1_14 == ((signed long int) (var_1_7 - (var_1_26 + var_1_8)))) : (var_1_14 == ((signed long int) var_1_26))) : 1) : (var_1_14 == ((signed long int) var_1_24)))) && ((var_1_8 <= var_1_13) ? (var_1_19 == ((float) (((((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) > (var_1_23)) ? ((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) : (var_1_23))))) : (var_1_19 == ((float) var_1_22)))) && (var_1_24 == ((signed char) var_1_25))) && (var_1_26 == ((unsigned short int) var_1_8)) ; [L200] RET, EXPR property() [L200] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=256, var_1_11=2147483647, var_1_13=256, var_1_14=-127, var_1_16=0, var_1_19=4, var_1_1=32510, var_1_20=3, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=-127, var_1_25=-127, var_1_26=256, var_1_27=-10, var_1_31=3, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=32510, var_1_41=-1, var_1_43=256, var_1_45=2, var_1_49=-127, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=256, var_1_11=2147483647, var_1_13=256, var_1_14=-127, var_1_16=0, var_1_19=4, var_1_1=32510, var_1_20=3, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=-127, var_1_25=-127, var_1_26=256, var_1_27=-10, var_1_31=3, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=32510, var_1_41=-1, var_1_43=256, var_1_45=2, var_1_49=-127, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=32766, var_1_8=256, var_1_9=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, 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=53occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:21:07,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/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_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/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_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/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_c13095a9-aba9-4d25-aded-12be75c4c95b/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 a6ee20732857b7b60e73130e513b10bcd2b2f6d30e1b70383b57c786ec58e81d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:10,499 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:10,632 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:21:10,640 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:10,642 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:10,688 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:10,688 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:10,689 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:10,690 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:10,695 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:10,696 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:10,696 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:10,697 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:10,698 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:10,699 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:10,699 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:10,701 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:10,701 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:10,702 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:21:10,702 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:21:10,702 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:10,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:10,703 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:10,704 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:10,704 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:21:10,705 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:21:10,705 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:21:10,706 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:21:10,706 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:10,706 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:10,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:10,708 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:21:10,709 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:10,709 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:10,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:10,710 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:10,710 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:10,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:10,711 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:21:10,712 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:21:10,712 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:10,712 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:10,712 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:10,713 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:10,713 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_c13095a9-aba9-4d25-aded-12be75c4c95b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6ee20732857b7b60e73130e513b10bcd2b2f6d30e1b70383b57c786ec58e81d [2023-11-23 21:21:11,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:11,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:11,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:11,169 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:11,171 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:11,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-39.i [2023-11-23 21:21:14,390 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:14,767 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:14,768 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-39.i [2023-11-23 21:21:14,783 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/data/163ad7669/33d965c11e12431988c4b35957d6d703/FLAG1c10a87e7 [2023-11-23 21:21:14,803 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/data/163ad7669/33d965c11e12431988c4b35957d6d703 [2023-11-23 21:21:14,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:14,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:14,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:14,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:14,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:14,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61a320f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14, skipping insertion in model container [2023-11-23 21:21:14,825 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,886 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:15,054 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_c13095a9-aba9-4d25-aded-12be75c4c95b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-39.i[919,932] [2023-11-23 21:21:15,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:15,208 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:15,228 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_c13095a9-aba9-4d25-aded-12be75c4c95b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-39.i[919,932] [2023-11-23 21:21:15,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:15,349 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:15,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:15 WrapperNode [2023-11-23 21:21:15,350 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:15,351 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:15,351 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:15,352 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:15,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:15" (1/1) ... [2023-11-23 21:21:15,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:15" (1/1) ... [2023-11-23 21:21:15,448 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2023-11-23 21:21:15,449 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:15,449 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:15,450 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:15,450 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:15,464 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:15" (1/1) ... [2023-11-23 21:21:15,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:15" (1/1) ... [2023-11-23 21:21:15,480 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:15" (1/1) ... [2023-11-23 21:21:15,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:15" (1/1) ... [2023-11-23 21:21:15,502 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:15" (1/1) ... [2023-11-23 21:21:15,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:15" (1/1) ... [2023-11-23 21:21:15,511 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:15" (1/1) ... [2023-11-23 21:21:15,514 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:15" (1/1) ... [2023-11-23 21:21:15,520 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:21:15,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:21:15,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:21:15,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:21:15,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:15" (1/1) ... [2023-11-23 21:21:15,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:15,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:15,564 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:21:15,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:21:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:21:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:21:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:21:15,637 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:21:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:21:15,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:21:15,786 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:21:15,791 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:21:16,980 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:21:17,062 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:21:17,062 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:21:17,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:17 BoogieIcfgContainer [2023-11-23 21:21:17,063 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:21:17,065 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:21:17,066 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:21:17,069 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:21:17,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:14" (1/3) ... [2023-11-23 21:21:17,070 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a265ef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:17, skipping insertion in model container [2023-11-23 21:21:17,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:15" (2/3) ... [2023-11-23 21:21:17,071 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a265ef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:17, skipping insertion in model container [2023-11-23 21:21:17,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:17" (3/3) ... [2023-11-23 21:21:17,073 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-39.i [2023-11-23 21:21:17,093 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:21:17,093 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:21:17,169 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:21:17,176 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;@4ed6427a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:21:17,176 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:21:17,180 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 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 21:21:17,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-23 21:21:17,199 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:17,200 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 21:21:17,201 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:17,206 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:17,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1576055301, now seen corresponding path program 1 times [2023-11-23 21:21:17,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:17,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1081353183] [2023-11-23 21:21:17,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:17,223 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:17,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:17,230 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:17,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:21:17,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:17,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:21:17,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:17,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-23 21:21:17,818 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:17,819 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:17,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1081353183] [2023-11-23 21:21:17,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1081353183] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:17,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:17,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:21:17,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867318771] [2023-11-23 21:21:17,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:17,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:21:17,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:17,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:21:17,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:21:17,863 INFO L87 Difference]: Start difference. First operand has 79 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 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 21:21:18,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:18,038 INFO L93 Difference]: Finished difference Result 155 states and 280 transitions. [2023-11-23 21:21:18,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:21:18,046 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 21:21:18,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:18,055 INFO L225 Difference]: With dead ends: 155 [2023-11-23 21:21:18,056 INFO L226 Difference]: Without dead ends: 77 [2023-11-23 21:21:18,060 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 21:21:18,064 INFO L413 NwaCegarLoop]: 119 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, 119 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 21:21:18,065 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:21:18,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-23 21:21:18,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-23 21:21:18,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 47 states have internal predecessors, (66), 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 21:21:18,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 122 transitions. [2023-11-23 21:21:18,142 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 122 transitions. Word has length 175 [2023-11-23 21:21:18,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:18,143 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 122 transitions. [2023-11-23 21:21:18,143 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 21:21:18,143 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 122 transitions. [2023-11-23 21:21:18,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-23 21:21:18,148 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:18,149 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 21:21:18,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:18,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:18,359 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:18,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:18,359 INFO L85 PathProgramCache]: Analyzing trace with hash 934563385, now seen corresponding path program 1 times [2023-11-23 21:21:18,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:18,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1316909747] [2023-11-23 21:21:18,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:18,363 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:18,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:18,365 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:18,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:21:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:18,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:21:18,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:20,501 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 21:21:20,502 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:20,502 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:20,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1316909747] [2023-11-23 21:21:20,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1316909747] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:20,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:20,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:21:20,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568543537] [2023-11-23 21:21:20,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:20,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:21:20,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:20,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:21:20,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:21:20,516 INFO L87 Difference]: Start difference. First operand 77 states and 122 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 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 21:21:21,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:21,378 INFO L93 Difference]: Finished difference Result 230 states and 365 transitions. [2023-11-23 21:21:21,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:21:21,386 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 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 21:21:21,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:21,390 INFO L225 Difference]: With dead ends: 230 [2023-11-23 21:21:21,390 INFO L226 Difference]: Without dead ends: 154 [2023-11-23 21:21:21,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:21:21,393 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 105 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 458 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:21,394 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 458 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-23 21:21:21,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-23 21:21:21,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 127. [2023-11-23 21:21:21,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 68 states have (on average 1.2794117647058822) internal successors, (87), 68 states have internal predecessors, (87), 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 21:21:21,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 199 transitions. [2023-11-23 21:21:21,461 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 199 transitions. Word has length 175 [2023-11-23 21:21:21,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:21,464 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 199 transitions. [2023-11-23 21:21:21,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 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 21:21:21,465 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 199 transitions. [2023-11-23 21:21:21,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-23 21:21:21,475 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:21,476 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 21:21:21,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/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 21:21:21,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:21,684 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:21,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:21,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1772056009, now seen corresponding path program 1 times [2023-11-23 21:21:21,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:21,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [130045577] [2023-11-23 21:21:21,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:21,686 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:21,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:21,689 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:21,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/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 21:21:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:22,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:21:22,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:22,046 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 21:21:22,047 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:22,047 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:22,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [130045577] [2023-11-23 21:21:22,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [130045577] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:22,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:22,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:21:22,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92019566] [2023-11-23 21:21:22,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:22,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:21:22,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:22,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:21:22,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:21:22,051 INFO L87 Difference]: Start difference. First operand 127 states and 199 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) 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 21:21:22,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:22,280 INFO L93 Difference]: Finished difference Result 237 states and 367 transitions. [2023-11-23 21:21:22,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:21:22,281 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) 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 21:21:22,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:22,285 INFO L225 Difference]: With dead ends: 237 [2023-11-23 21:21:22,285 INFO L226 Difference]: Without dead ends: 161 [2023-11-23 21:21:22,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:21:22,287 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 41 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:22,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 228 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:21:22,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2023-11-23 21:21:22,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 158. [2023-11-23 21:21:22,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 89 states have (on average 1.2921348314606742) internal successors, (115), 90 states have internal predecessors, (115), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-23 21:21:22,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 243 transitions. [2023-11-23 21:21:22,325 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 243 transitions. Word has length 175 [2023-11-23 21:21:22,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:22,326 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 243 transitions. [2023-11-23 21:21:22,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) 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 21:21:22,327 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 243 transitions. [2023-11-23 21:21:22,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-23 21:21:22,329 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:22,330 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 21:21:22,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/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 21:21:22,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:22,531 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:22,532 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:22,532 INFO L85 PathProgramCache]: Analyzing trace with hash 2951353, now seen corresponding path program 1 times [2023-11-23 21:21:22,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:22,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [104741094] [2023-11-23 21:21:22,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:22,534 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:22,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:22,535 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:22,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c13095a9-aba9-4d25-aded-12be75c4c95b/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 21:21:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:22,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-23 21:21:22,934 INFO L285 TraceCheckSpWp]: Computing forward predicates...