./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-38.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_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-38.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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 a67eb2296c14f3c2c0352d32dbf94d4653f0c910afa8f9438196c7a49cf42079 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:23:18,759 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:23:18,884 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:23:18,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:23:18,889 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:23:18,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:23:18,936 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:23:18,937 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:23:18,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:23:18,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:23:18,943 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:23:18,944 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:23:18,944 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:23:18,946 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:23:18,947 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:23:18,947 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:23:18,948 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:23:18,948 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:23:18,948 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:23:18,949 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:23:18,950 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:23:18,950 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:23:18,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:23:18,952 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:23:18,952 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:23:18,953 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:23:18,953 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:23:18,954 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:23:18,954 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:23:18,955 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:23:18,956 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:23:18,956 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:23:18,957 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:23:18,957 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:23:18,957 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:23:18,957 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:23:18,958 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:23:18,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:18,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:23:18,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:23:18,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:23:18,989 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:23:18,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:23:18,989 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:23:18,989 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:23:18,990 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:23:18,990 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:23:18,990 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_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a67eb2296c14f3c2c0352d32dbf94d4653f0c910afa8f9438196c7a49cf42079 [2023-11-23 21:23:19,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:23:19,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:23:19,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:23:19,339 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:23:19,339 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:23:19,340 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-38.i [2023-11-23 21:23:22,342 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:23:22,599 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:23:22,600 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-38.i [2023-11-23 21:23:22,630 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/data/68581a313/7436927ccf0844d7aa342f31fc8cc966/FLAGc60ae2b1d [2023-11-23 21:23:22,675 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/data/68581a313/7436927ccf0844d7aa342f31fc8cc966 [2023-11-23 21:23:22,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:23:22,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:23:22,682 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:22,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:23:22,690 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:23:22,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:22" (1/1) ... [2023-11-23 21:23:22,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283137b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:22, skipping insertion in model container [2023-11-23 21:23:22,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:22" (1/1) ... [2023-11-23 21:23:22,746 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:23:22,959 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_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-38.i[919,932] [2023-11-23 21:23:23,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:23,089 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:23:23,101 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_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-38.i[919,932] [2023-11-23 21:23:23,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:23,180 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:23:23,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:23 WrapperNode [2023-11-23 21:23:23,180 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:23,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:23,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:23:23,182 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:23:23,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:23" (1/1) ... [2023-11-23 21:23:23,202 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:23" (1/1) ... [2023-11-23 21:23:23,258 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 220 [2023-11-23 21:23:23,259 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:23,259 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:23:23,260 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:23:23,260 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:23:23,269 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:23" (1/1) ... [2023-11-23 21:23:23,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:23" (1/1) ... [2023-11-23 21:23:23,273 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:23" (1/1) ... [2023-11-23 21:23:23,273 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:23" (1/1) ... [2023-11-23 21:23:23,286 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:23" (1/1) ... [2023-11-23 21:23:23,322 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:23" (1/1) ... [2023-11-23 21:23:23,325 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:23" (1/1) ... [2023-11-23 21:23:23,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:23" (1/1) ... [2023-11-23 21:23:23,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:23:23,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:23:23,333 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:23:23,333 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:23:23,334 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:23" (1/1) ... [2023-11-23 21:23:23,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:23,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:23,391 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:23:23,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:23:23,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:23:23,441 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:23:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:23:23,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:23:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:23:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:23:23,570 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:23:23,572 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:23:24,131 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:23:24,552 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:23:24,552 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:23:24,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:24 BoogieIcfgContainer [2023-11-23 21:23:24,555 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:23:24,559 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:23:24,559 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:23:24,563 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:23:24,564 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:23:22" (1/3) ... [2023-11-23 21:23:24,565 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a6b6fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:24, skipping insertion in model container [2023-11-23 21:23:24,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:23" (2/3) ... [2023-11-23 21:23:24,567 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a6b6fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:24, skipping insertion in model container [2023-11-23 21:23:24,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:24" (3/3) ... [2023-11-23 21:23:24,569 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-38.i [2023-11-23 21:23:24,592 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:23:24,593 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:23:24,659 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:23:24,667 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;@11ab868b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:23:24,669 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:23:24,674 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 21:23:24,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-23 21:23:24,693 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:24,694 INFO L195 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:24,695 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:24,703 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:24,704 INFO L85 PathProgramCache]: Analyzing trace with hash -609232028, now seen corresponding path program 1 times [2023-11-23 21:23:24,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:23:24,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97442348] [2023-11-23 21:23:24,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:24,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:23:24,920 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:23:24,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1169270771] [2023-11-23 21:23:24,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:24,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:23:24,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:24,928 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:23:24,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:23:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:23:25,197 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:23:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:23:25,521 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:23:25,523 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:23:25,524 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:23:25,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:23:25,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:23:25,752 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:23:25,755 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:23:25,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:23:25 BoogieIcfgContainer [2023-11-23 21:23:25,915 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:23:25,916 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:23:25,916 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:23:25,916 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:23:25,916 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:24" (3/4) ... [2023-11-23 21:23:25,919 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:23:25,920 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:23:25,921 INFO L158 Benchmark]: Toolchain (without parser) took 3239.81ms. Allocated memory is still 209.7MB. Free memory was 181.4MB in the beginning and 153.3MB in the end (delta: 28.1MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-11-23 21:23:25,921 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 130.0MB. Free memory was 103.6MB in the beginning and 103.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:23:25,922 INFO L158 Benchmark]: CACSL2BoogieTranslator took 498.48ms. Allocated memory is still 209.7MB. Free memory was 181.2MB in the beginning and 172.2MB in the end (delta: 9.1MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2023-11-23 21:23:25,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.19ms. Allocated memory is still 209.7MB. Free memory was 171.2MB in the beginning and 168.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:23:25,923 INFO L158 Benchmark]: Boogie Preprocessor took 72.93ms. Allocated memory is still 209.7MB. Free memory was 168.0MB in the beginning and 165.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:23:25,924 INFO L158 Benchmark]: RCFGBuilder took 1221.66ms. Allocated memory is still 209.7MB. Free memory was 165.9MB in the beginning and 124.5MB in the end (delta: 41.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-23 21:23:25,925 INFO L158 Benchmark]: TraceAbstraction took 1356.24ms. Allocated memory is still 209.7MB. Free memory was 124.5MB in the beginning and 153.3MB in the end (delta: -28.8MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2023-11-23 21:23:25,925 INFO L158 Benchmark]: Witness Printer took 4.40ms. Allocated memory is still 209.7MB. Free memory is still 153.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:23:25,928 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 130.0MB. Free memory was 103.6MB in the beginning and 103.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 498.48ms. Allocated memory is still 209.7MB. Free memory was 181.2MB in the beginning and 172.2MB in the end (delta: 9.1MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.19ms. Allocated memory is still 209.7MB. Free memory was 171.2MB in the beginning and 168.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.93ms. Allocated memory is still 209.7MB. Free memory was 168.0MB in the beginning and 165.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1221.66ms. Allocated memory is still 209.7MB. Free memory was 165.9MB in the beginning and 124.5MB in the end (delta: 41.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1356.24ms. Allocated memory is still 209.7MB. Free memory was 124.5MB in the beginning and 153.3MB in the end (delta: -28.8MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * Witness Printer took 4.40ms. Allocated memory is still 209.7MB. Free memory is still 153.3MB. 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 shiftRight at line 56, overapproximation of bitwiseOr at line 114, overapproximation of someBinaryArithmeticDOUBLEoperation at line 77, overapproximation of someBinaryDOUBLEComparisonOperation at line 84. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_6 = 0; [L25] unsigned char var_1_7 = 0; [L26] unsigned short int var_1_8 = 4; [L27] signed long int var_1_11 = 100; [L28] signed long int var_1_12 = 8; [L29] unsigned short int var_1_13 = 128; [L30] double var_1_14 = 64.5; [L31] signed short int var_1_15 = 4; [L32] signed long int var_1_16 = -8; [L33] double var_1_17 = 255.5; [L34] double var_1_18 = 0.6; [L35] double var_1_19 = 1000000000000.5; [L36] double var_1_20 = 999999.25; [L37] signed short int var_1_21 = -64; [L38] signed char var_1_25 = -128; [L39] signed char var_1_26 = -8; [L40] unsigned char var_1_27 = 32; [L41] unsigned char var_1_31 = 32; [L42] unsigned char var_1_32 = 25; [L43] unsigned char var_1_33 = 128; [L44] double var_1_34 = 499.6; [L45] unsigned char var_1_36 = 200; [L46] unsigned short int var_1_37 = 2; [L47] unsigned short int var_1_41 = 36532; [L48] unsigned short int var_1_42 = 32367; [L49] signed char var_1_43 = -2; [L50] unsigned short int last_1_var_1_8 = 4; [L51] signed short int last_1_var_1_21 = -64; [L52] signed char last_1_var_1_25 = -128; [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L182] last_1_var_1_8 = var_1_8 [L183] last_1_var_1_21 = var_1_21 [L184] last_1_var_1_25 = var_1_25 [L194] RET updateLastVariables() [L195] CALL updateVariables() [L134] var_1_4 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L136] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L137] var_1_6 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_7=0, var_1_8=4] [L139] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L140] var_1_11 = __VERIFIER_nondet_long() [L141] CALL assume_abort_if_not(var_1_11 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_11 >= -1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L142] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L143] var_1_12 = __VERIFIER_nondet_long() [L144] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L145] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L146] var_1_13 = __VERIFIER_nondet_ushort() [L147] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L148] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L149] var_1_15 = __VERIFIER_nondet_short() [L150] CALL assume_abort_if_not(var_1_15 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_15 >= -32768) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L151] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L152] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L153] var_1_16 = __VERIFIER_nondet_long() [L154] CALL assume_abort_if_not(var_1_16 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_16 >= -2147483648) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L155] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L156] CALL assume_abort_if_not(var_1_16 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_16 != 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L157] var_1_17 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L159] var_1_18 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L161] var_1_19 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L163] var_1_20 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_20 >= 0.0F && 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_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_20 >= 0.0F && 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_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L165] var_1_26 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_26 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_26 >= -127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L167] CALL assume_abort_if_not(var_1_26 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_26 <= 126) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L168] var_1_31 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L170] CALL assume_abort_if_not(var_1_31 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_31 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_32=25, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L171] var_1_32 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L173] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_32=103, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_32=103, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=36532, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L174] var_1_41 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_41 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_32=103, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_41 >= 32767) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_32=103, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L176] CALL assume_abort_if_not(var_1_41 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_32=103, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_41 <= 65534) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_32=103, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=32367, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L177] var_1_42 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_42 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_32=103, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_42 >= 16383) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_32=103, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L179] CALL assume_abort_if_not(var_1_42 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_32=103, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_42 <= 32767) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=34, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_31=103, var_1_32=103, var_1_33=128, var_1_34=2498/5, var_1_36=200, var_1_37=2, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L195] RET updateVariables() [L196] CALL step() [L56] EXPR last_1_var_1_8 >> var_1_15 [L56] COND FALSE !((last_1_var_1_8 + 4u) <= (last_1_var_1_8 >> var_1_15)) [L59] var_1_21 = last_1_var_1_25 [L61] signed long int stepLocal_1 = ((((-1) > (var_1_11)) ? (-1) : (var_1_11))) - var_1_12; [L62] signed long int stepLocal_0 = last_1_var_1_21 + last_1_var_1_21; [L63] COND TRUE (last_1_var_1_21 * last_1_var_1_21) < stepLocal_1 [L64] COND TRUE stepLocal_0 < var_1_12 [L65] var_1_8 = var_1_13 [L70] COND TRUE ! (var_1_21 > var_1_8) [L71] COND TRUE \read(var_1_4) [L72] var_1_25 = var_1_26 [L75] COND FALSE !((8 / var_1_15) < (64 / var_1_16)) [L82] var_1_14 = var_1_18 [L84] COND FALSE !((- var_1_14) <= var_1_14) [L87] COND FALSE !(var_1_14 <= var_1_14) [L90] var_1_1 = var_1_4 [L93] COND FALSE !(var_1_14 < ((((var_1_14) > ((128.5 * var_1_14))) ? (var_1_14) : ((128.5 * var_1_14))))) [L96] COND TRUE var_1_18 >= (((((((var_1_18) > (var_1_14)) ? (var_1_18) : (var_1_14))) < 0 ) ? -((((var_1_18) > (var_1_14)) ? (var_1_18) : (var_1_14))) : ((((var_1_18) > (var_1_14)) ? (var_1_18) : (var_1_14))))) [L97] COND TRUE var_1_14 <= var_1_18 [L98] var_1_27 = ((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))) [L105] COND FALSE !(var_1_18 >= ((((var_1_17) < (var_1_14)) ? (var_1_17) : (var_1_14)))) [L108] var_1_34 = var_1_17 [L109] COND TRUE var_1_19 >= var_1_14 [L110] COND FALSE !(-16 > var_1_31) [L114] EXPR ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) | (-10 * var_1_15) [L114] COND TRUE -2 > (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) | (-10 * var_1_15)) [L115] var_1_37 = ((((((((25) < (var_1_15)) ? (25) : (var_1_15)))) > (((((var_1_32 + var_1_21) < 0 ) ? -(var_1_32 + var_1_21) : (var_1_32 + var_1_21))))) ? (((((25) < (var_1_15)) ? (25) : (var_1_15)))) : (((((var_1_32 + var_1_21) < 0 ) ? -(var_1_32 + var_1_21) : (var_1_32 + var_1_21)))))) [L125] COND FALSE !(var_1_42 > var_1_41) [L196] RET step() [L197] CALL, EXPR property() [L187] EXPR ((((((- var_1_14) <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_4)) : ((var_1_14 <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_6)) : (var_1_1 == ((unsigned char) var_1_4)))) && ((var_1_14 < ((((var_1_14) > ((128.5 * var_1_14))) ? (var_1_14) : ((128.5 * var_1_14))))) ? (var_1_7 == ((unsigned char) (var_1_1 && (! 1)))) : 1)) && (((last_1_var_1_21 * last_1_var_1_21) < (((((-1) > (var_1_11)) ? (-1) : (var_1_11))) - var_1_12)) ? (((last_1_var_1_21 + last_1_var_1_21) < var_1_12) ? (var_1_8 == ((unsigned short int) var_1_13)) : 1) : (var_1_8 == ((unsigned short int) var_1_13)))) && (((8 / var_1_15) < (64 / var_1_16)) ? ((var_1_8 >= var_1_15) ? (var_1_14 == ((double) (var_1_17 - var_1_18))) : (var_1_14 == ((double) (var_1_18 - (64.25 + ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20)))))))) : (var_1_14 == ((double) var_1_18)))) && (((last_1_var_1_8 + 4u) <= (last_1_var_1_8 >> var_1_15)) ? (var_1_21 == ((signed short int) (((((last_1_var_1_25 + last_1_var_1_25)) < (last_1_var_1_25)) ? ((last_1_var_1_25 + last_1_var_1_25)) : (last_1_var_1_25))))) : (var_1_21 == ((signed short int) last_1_var_1_25))) [L187] EXPR last_1_var_1_8 >> var_1_15 [L187] EXPR ((((((- var_1_14) <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_4)) : ((var_1_14 <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_6)) : (var_1_1 == ((unsigned char) var_1_4)))) && ((var_1_14 < ((((var_1_14) > ((128.5 * var_1_14))) ? (var_1_14) : ((128.5 * var_1_14))))) ? (var_1_7 == ((unsigned char) (var_1_1 && (! 1)))) : 1)) && (((last_1_var_1_21 * last_1_var_1_21) < (((((-1) > (var_1_11)) ? (-1) : (var_1_11))) - var_1_12)) ? (((last_1_var_1_21 + last_1_var_1_21) < var_1_12) ? (var_1_8 == ((unsigned short int) var_1_13)) : 1) : (var_1_8 == ((unsigned short int) var_1_13)))) && (((8 / var_1_15) < (64 / var_1_16)) ? ((var_1_8 >= var_1_15) ? (var_1_14 == ((double) (var_1_17 - var_1_18))) : (var_1_14 == ((double) (var_1_18 - (64.25 + ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20)))))))) : (var_1_14 == ((double) var_1_18)))) && (((last_1_var_1_8 + 4u) <= (last_1_var_1_8 >> var_1_15)) ? (var_1_21 == ((signed short int) (((((last_1_var_1_25 + last_1_var_1_25)) < (last_1_var_1_25)) ? ((last_1_var_1_25 + last_1_var_1_25)) : (last_1_var_1_25))))) : (var_1_21 == ((signed short int) last_1_var_1_25))) [L187-L188] return (((((((- var_1_14) <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_4)) : ((var_1_14 <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_6)) : (var_1_1 == ((unsigned char) var_1_4)))) && ((var_1_14 < ((((var_1_14) > ((128.5 * var_1_14))) ? (var_1_14) : ((128.5 * var_1_14))))) ? (var_1_7 == ((unsigned char) (var_1_1 && (! 1)))) : 1)) && (((last_1_var_1_21 * last_1_var_1_21) < (((((-1) > (var_1_11)) ? (-1) : (var_1_11))) - var_1_12)) ? (((last_1_var_1_21 + last_1_var_1_21) < var_1_12) ? (var_1_8 == ((unsigned short int) var_1_13)) : 1) : (var_1_8 == ((unsigned short int) var_1_13)))) && (((8 / var_1_15) < (64 / var_1_16)) ? ((var_1_8 >= var_1_15) ? (var_1_14 == ((double) (var_1_17 - var_1_18))) : (var_1_14 == ((double) (var_1_18 - (64.25 + ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20)))))))) : (var_1_14 == ((double) var_1_18)))) && (((last_1_var_1_8 + 4u) <= (last_1_var_1_8 >> var_1_15)) ? (var_1_21 == ((signed short int) (((((last_1_var_1_25 + last_1_var_1_25)) < (last_1_var_1_25)) ? ((last_1_var_1_25 + last_1_var_1_25)) : (last_1_var_1_25))))) : (var_1_21 == ((signed short int) last_1_var_1_25)))) && ((! (var_1_21 > var_1_8)) ? (var_1_4 ? (var_1_25 == ((signed char) var_1_26)) : 1) : 1) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=34, var_1_16=65, var_1_17=3, var_1_18=2, var_1_1=1, var_1_21=-128, var_1_25=-127, var_1_26=-127, var_1_27=103, var_1_31=103, var_1_32=103, var_1_33=128, var_1_34=3, var_1_36=200, var_1_37=25, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=4097, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=34, var_1_16=65, var_1_17=3, var_1_18=2, var_1_1=1, var_1_21=-128, var_1_25=-127, var_1_26=-127, var_1_27=103, var_1_31=103, var_1_32=103, var_1_33=128, var_1_34=3, var_1_36=200, var_1_37=25, var_1_41=32767, var_1_42=16383, var_1_43=-2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 30, 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=55occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 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 21:23:25,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-38.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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 a67eb2296c14f3c2c0352d32dbf94d4653f0c910afa8f9438196c7a49cf42079 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:23:28,527 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:23:28,661 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:23:28,670 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:23:28,671 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:23:28,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:23:28,715 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:23:28,716 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:23:28,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:23:28,722 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:23:28,722 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:23:28,723 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:23:28,723 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:23:28,725 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:23:28,725 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:23:28,726 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:23:28,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:23:28,728 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:23:28,728 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:23:28,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:23:28,730 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:23:28,730 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:23:28,731 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:23:28,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:23:28,731 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:23:28,732 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:23:28,732 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:23:28,733 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:23:28,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:23:28,733 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:23:28,735 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:23:28,735 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:23:28,735 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:23:28,736 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:23:28,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:28,737 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:23:28,737 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:23:28,737 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:23:28,737 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:23:28,738 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:23:28,739 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:23:28,739 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:23:28,739 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:23:28,739 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:23:28,740 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_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a67eb2296c14f3c2c0352d32dbf94d4653f0c910afa8f9438196c7a49cf42079 [2023-11-23 21:23:29,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:23:29,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:23:29,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:23:29,164 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:23:29,165 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:23:29,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-38.i [2023-11-23 21:23:32,359 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:23:32,699 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:23:32,700 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-38.i [2023-11-23 21:23:32,716 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/data/e45d5a4db/081ecd3ad05243688f6d883fafcc6422/FLAG3974b8dfa [2023-11-23 21:23:32,732 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/data/e45d5a4db/081ecd3ad05243688f6d883fafcc6422 [2023-11-23 21:23:32,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:23:32,736 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:23:32,738 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:32,738 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:23:32,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:23:32,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:32" (1/1) ... [2023-11-23 21:23:32,746 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@439dfa9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:32, skipping insertion in model container [2023-11-23 21:23:32,746 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:32" (1/1) ... [2023-11-23 21:23:32,782 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:23:32,977 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_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-38.i[919,932] [2023-11-23 21:23:33,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:33,119 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:23:33,142 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_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-38.i[919,932] [2023-11-23 21:23:33,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:33,223 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:23:33,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:33 WrapperNode [2023-11-23 21:23:33,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:33,226 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:33,226 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:23:33,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:23:33,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:33" (1/1) ... [2023-11-23 21:23:33,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:33" (1/1) ... [2023-11-23 21:23:33,282 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2023-11-23 21:23:33,286 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:33,287 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:23:33,287 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:23:33,287 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:23:33,297 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:33" (1/1) ... [2023-11-23 21:23:33,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:33" (1/1) ... [2023-11-23 21:23:33,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:33" (1/1) ... [2023-11-23 21:23:33,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:33" (1/1) ... [2023-11-23 21:23:33,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:33" (1/1) ... [2023-11-23 21:23:33,321 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:33" (1/1) ... [2023-11-23 21:23:33,324 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:33" (1/1) ... [2023-11-23 21:23:33,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:33" (1/1) ... [2023-11-23 21:23:33,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:23:33,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:23:33,334 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:23:33,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:23:33,335 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:33" (1/1) ... [2023-11-23 21:23:33,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:33,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:33,393 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:23:33,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:23:33,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:23:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:23:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:23:33,445 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:23:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:23:33,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:23:33,582 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:23:33,584 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:23:37,875 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:23:37,963 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:23:37,963 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:23:37,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:37 BoogieIcfgContainer [2023-11-23 21:23:37,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:23:37,966 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:23:37,967 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:23:37,976 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:23:37,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:23:32" (1/3) ... [2023-11-23 21:23:37,978 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79b11ef1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:37, skipping insertion in model container [2023-11-23 21:23:37,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:33" (2/3) ... [2023-11-23 21:23:37,980 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79b11ef1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:37, skipping insertion in model container [2023-11-23 21:23:37,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:37" (3/3) ... [2023-11-23 21:23:37,983 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-38.i [2023-11-23 21:23:38,002 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:23:38,002 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:23:38,067 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:23:38,076 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;@60a1602, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:23:38,077 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:23:38,083 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 48 states have (on average 1.5208333333333333) internal successors, (73), 49 states have internal predecessors, (73), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 21:23:38,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 21:23:38,107 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:38,108 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:38,109 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:38,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:38,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1421136632, now seen corresponding path program 1 times [2023-11-23 21:23:38,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:23:38,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [726615390] [2023-11-23 21:23:38,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:38,136 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 21:23:38,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:23:38,144 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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 21:23:38,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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 21:23:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:38,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:23:38,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:23:38,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-23 21:23:38,827 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:23:38,828 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:23:38,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [726615390] [2023-11-23 21:23:38,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [726615390] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:23:38,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:23:38,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:23:38,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740200038] [2023-11-23 21:23:38,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:23:38,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:23:38,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:23:38,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:23:38,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:23:38,895 INFO L87 Difference]: Start difference. First operand has 81 states, 48 states have (on average 1.5208333333333333) internal successors, (73), 49 states have internal predecessors, (73), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:23:41,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:41,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:23:41,114 INFO L93 Difference]: Finished difference Result 159 states and 294 transitions. [2023-11-23 21:23:41,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:23:41,150 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 184 [2023-11-23 21:23:41,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:23:41,160 INFO L225 Difference]: With dead ends: 159 [2023-11-23 21:23:41,160 INFO L226 Difference]: Without dead ends: 79 [2023-11-23 21:23:41,164 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:23:41,169 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:23:41,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 21:23:41,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-23 21:23:41,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-23 21:23:41,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 47 states have internal predecessors, (66), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 21:23:41,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 126 transitions. [2023-11-23 21:23:41,225 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 126 transitions. Word has length 184 [2023-11-23 21:23:41,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:23:41,228 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 126 transitions. [2023-11-23 21:23:41,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:23:41,229 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 126 transitions. [2023-11-23 21:23:41,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 21:23:41,234 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:41,234 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:41,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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 21:23:41,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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 21:23:41,439 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:41,439 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:41,439 INFO L85 PathProgramCache]: Analyzing trace with hash 400068278, now seen corresponding path program 1 times [2023-11-23 21:23:41,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:23:41,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [920339491] [2023-11-23 21:23:41,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:41,441 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 21:23:41,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:23:41,443 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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 21:23:41,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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 21:23:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:42,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:23:42,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:23:43,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-23 21:23:43,507 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:23:43,507 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:23:43,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [920339491] [2023-11-23 21:23:43,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [920339491] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:23:43,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:23:43,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:23:43,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531509452] [2023-11-23 21:23:43,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:23:43,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:23:43,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:23:43,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:23:43,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:23:43,513 INFO L87 Difference]: Start difference. First operand 79 states and 126 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:23:46,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:47,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:50,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:52,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:54,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:54,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:23:54,695 INFO L93 Difference]: Finished difference Result 360 states and 573 transitions. [2023-11-23 21:23:54,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:23:54,696 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 184 [2023-11-23 21:23:54,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:23:54,703 INFO L225 Difference]: With dead ends: 360 [2023-11-23 21:23:54,710 INFO L226 Difference]: Without dead ends: 282 [2023-11-23 21:23:54,712 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:23:54,714 INFO L413 NwaCegarLoop]: 304 mSDtfsCounter, 228 mSDsluCounter, 354 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 61 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 658 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:23:54,715 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 658 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 37 Invalid, 4 Unknown, 0 Unchecked, 11.0s Time] [2023-11-23 21:23:54,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2023-11-23 21:23:54,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 155. [2023-11-23 21:23:54,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 92 states have (on average 1.4021739130434783) internal successors, (129), 92 states have internal predecessors, (129), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-23 21:23:54,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 249 transitions. [2023-11-23 21:23:54,819 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 249 transitions. Word has length 184 [2023-11-23 21:23:54,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:23:54,822 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 249 transitions. [2023-11-23 21:23:54,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:23:54,825 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 249 transitions. [2023-11-23 21:23:54,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-23 21:23:54,837 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:54,838 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:54,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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 21:23:55,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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 21:23:55,053 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:55,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:55,053 INFO L85 PathProgramCache]: Analyzing trace with hash -568321375, now seen corresponding path program 1 times [2023-11-23 21:23:55,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:23:55,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1048517445] [2023-11-23 21:23:55,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:55,055 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 21:23:55,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:23:55,059 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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 21:23:55,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b1b85ea-e75c-459f-b418-31f0db5dc7bb/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 21:23:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:55,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 21:23:55,670 INFO L285 TraceCheckSpWp]: Computing forward predicates...