./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.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_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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 9e9b8bba5642fe9ff8c81ef6bed98f69c4969f379b74efc49785b7b71fefc23b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:28,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:28,760 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:28:28,771 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:28,773 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:28,822 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:28,823 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:28,824 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:28,826 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:28,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:28,833 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:28,834 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:28,835 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:28,837 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:28:28,838 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:28,838 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:28,839 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:28:28,840 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:28:28,841 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:28,841 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:28:28,842 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:28:28,843 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:28:28,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:28,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:28,846 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:28,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:28:28,847 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:28,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:28,848 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:28,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:28,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:28,851 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:28,851 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:28,852 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:28,852 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:28,853 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:28,853 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:28,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:28,854 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:28,854 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:28,854 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:28,855 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:28:28,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:28:28,856 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:28,857 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:28,857 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:28,857 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:28,858 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_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e9b8bba5642fe9ff8c81ef6bed98f69c4969f379b74efc49785b7b71fefc23b [2023-11-23 21:28:29,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:29,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:29,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:29,281 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:29,281 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:29,283 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-23 21:28:33,019 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:33,340 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:33,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-23 21:28:33,355 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/data/29aca33a3/625e0d0319ef431db012c307c40189f3/FLAGc38a2ebd9 [2023-11-23 21:28:33,375 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/data/29aca33a3/625e0d0319ef431db012c307c40189f3 [2023-11-23 21:28:33,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:33,380 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:33,382 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:33,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:33,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:33,391 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:33" (1/1) ... [2023-11-23 21:28:33,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@549f1564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33, skipping insertion in model container [2023-11-23 21:28:33,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:33" (1/1) ... [2023-11-23 21:28:33,439 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:33,630 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_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i[919,932] [2023-11-23 21:28:33,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:33,745 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:33,763 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_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i[919,932] [2023-11-23 21:28:33,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:33,866 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:33,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33 WrapperNode [2023-11-23 21:28:33,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:33,869 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:33,869 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:33,869 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:33,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33" (1/1) ... [2023-11-23 21:28:33,892 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33" (1/1) ... [2023-11-23 21:28:33,961 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 195 [2023-11-23 21:28:33,962 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:33,963 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:33,963 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:33,963 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:33,975 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33" (1/1) ... [2023-11-23 21:28:33,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33" (1/1) ... [2023-11-23 21:28:33,979 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33" (1/1) ... [2023-11-23 21:28:33,980 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33" (1/1) ... [2023-11-23 21:28:33,994 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33" (1/1) ... [2023-11-23 21:28:33,999 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33" (1/1) ... [2023-11-23 21:28:34,003 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33" (1/1) ... [2023-11-23 21:28:34,006 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33" (1/1) ... [2023-11-23 21:28:34,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:34,026 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:34,026 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:34,026 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:34,027 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33" (1/1) ... [2023-11-23 21:28:34,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:34,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:34,087 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:34,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:34,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:34,141 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:34,141 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:34,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:28:34,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:34,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:34,251 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:34,254 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:34,895 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:35,268 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:35,268 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:35,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:35 BoogieIcfgContainer [2023-11-23 21:28:35,271 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:35,274 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:35,274 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:35,278 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:35,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:33" (1/3) ... [2023-11-23 21:28:35,280 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d38ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:35, skipping insertion in model container [2023-11-23 21:28:35,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:33" (2/3) ... [2023-11-23 21:28:35,283 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d38ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:35, skipping insertion in model container [2023-11-23 21:28:35,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:35" (3/3) ... [2023-11-23 21:28:35,285 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-23 21:28:35,312 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:35,313 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:35,397 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:35,406 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;@8c72f8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:35,407 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:35,414 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:28:35,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-23 21:28:35,430 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:35,431 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:35,432 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:35,439 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:35,439 INFO L85 PathProgramCache]: Analyzing trace with hash 943278838, now seen corresponding path program 1 times [2023-11-23 21:28:35,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:28:35,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146967153] [2023-11-23 21:28:35,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:35,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:28:35,659 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:28:35,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1374475406] [2023-11-23 21:28:35,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:35,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:28:35,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:35,664 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:28:35,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:28:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:36,539 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:28:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:37,790 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:28:37,792 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:28:37,794 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:28:37,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:38,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:28:38,010 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:28:38,014 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:28:38,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:28:38 BoogieIcfgContainer [2023-11-23 21:28:38,185 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:28:38,186 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:28:38,186 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:28:38,186 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:28:38,187 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:35" (3/4) ... [2023-11-23 21:28:38,190 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:28:38,191 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:28:38,193 INFO L158 Benchmark]: Toolchain (without parser) took 4812.19ms. Allocated memory is still 172.0MB. Free memory was 127.4MB in the beginning and 114.2MB in the end (delta: 13.2MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-11-23 21:28:38,193 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:38,195 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.33ms. Allocated memory is still 172.0MB. Free memory was 127.4MB in the beginning and 112.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:28:38,196 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.37ms. Allocated memory is still 172.0MB. Free memory was 112.7MB in the beginning and 109.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:38,202 INFO L158 Benchmark]: Boogie Preprocessor took 62.07ms. Allocated memory is still 172.0MB. Free memory was 109.5MB in the beginning and 108.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:38,204 INFO L158 Benchmark]: RCFGBuilder took 1245.31ms. Allocated memory is still 172.0MB. Free memory was 107.4MB in the beginning and 103.5MB in the end (delta: 4.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-23 21:28:38,205 INFO L158 Benchmark]: TraceAbstraction took 2911.87ms. Allocated memory is still 172.0MB. Free memory was 102.9MB in the beginning and 114.2MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:38,206 INFO L158 Benchmark]: Witness Printer took 5.40ms. Allocated memory is still 172.0MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:38,216 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.33ms. Allocated memory is still 172.0MB. Free memory was 127.4MB in the beginning and 112.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.37ms. Allocated memory is still 172.0MB. Free memory was 112.7MB in the beginning and 109.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.07ms. Allocated memory is still 172.0MB. Free memory was 109.5MB in the beginning and 108.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1245.31ms. Allocated memory is still 172.0MB. Free memory was 107.4MB in the beginning and 103.5MB in the end (delta: 4.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2911.87ms. Allocated memory is still 172.0MB. Free memory was 102.9MB in the beginning and 114.2MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.40ms. Allocated memory is still 172.0MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of shiftRight at line 80, overapproximation of bitwiseOr at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryArithmeticFLOAToperation at line 72, overapproximation of someUnaryFLOAToperation at line 87. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -4; [L23] signed short int var_1_4 = 256; [L24] signed short int var_1_5 = 0; [L25] signed short int var_1_6 = 25; [L26] signed short int var_1_8 = 100; [L27] unsigned char var_1_9 = 1; [L28] signed short int var_1_10 = -4; [L29] unsigned char var_1_11 = 0; [L30] unsigned char var_1_12 = 0; [L31] unsigned char var_1_13 = 1; [L32] unsigned long int var_1_14 = 64; [L33] double var_1_15 = 10.3; [L34] double var_1_16 = 128.6; [L35] unsigned long int var_1_17 = 2600113953; [L36] float var_1_18 = 8.25; [L37] float var_1_19 = 31.5; [L38] float var_1_20 = 2.625; [L39] float var_1_21 = 999999999999999.2; [L40] float var_1_22 = 127.5; [L41] float var_1_23 = 4.8; [L42] float var_1_25 = 1000000.2; [L43] unsigned short int var_1_33 = 1; [L44] signed long int var_1_35 = 10; [L45] signed char var_1_36 = -16; [L46] signed char var_1_38 = 32; [L47] signed char var_1_39 = 5; [L48] signed long int var_1_40 = 32; [L49] signed char var_1_43 = -100; [L50] unsigned char last_1_var_1_9 = 1; [L172] isInitial = 1 [L173] FCALL initially() [L174] COND TRUE 1 [L175] CALL updateLastVariables() [L165] last_1_var_1_9 = var_1_9 [L175] RET updateLastVariables() [L176] CALL updateVariables() [L123] var_1_4 = __VERIFIER_nondet_short() [L124] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L125] CALL assume_abort_if_not(var_1_4 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_4 <= 16383) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L126] var_1_5 = __VERIFIER_nondet_short() [L127] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=100, var_1_9=1] [L128] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=100, var_1_9=1] [L129] var_1_8 = __VERIFIER_nondet_short() [L130] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L131] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L132] var_1_10 = __VERIFIER_nondet_short() [L133] CALL assume_abort_if_not(var_1_10 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_10 >= -32768) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L134] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L135] CALL assume_abort_if_not(var_1_10 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_10 != 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L136] var_1_11 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L138] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L139] var_1_12 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L141] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L142] var_1_15 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L144] var_1_16 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L146] var_1_17 = __VERIFIER_nondet_ulong() [L147] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L148] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L149] var_1_19 = __VERIFIER_nondet_float() [L150] 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_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L150] 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_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L151] var_1_20 = __VERIFIER_nondet_float() [L152] 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_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L152] 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_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L153] var_1_21 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L155] var_1_22 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L157] var_1_38 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_38 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_38 >= -127) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L159] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L160] var_1_39 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_39 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=0, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_39 >= -127) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=0, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L162] CALL assume_abort_if_not(var_1_39 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=0, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_39 <= 126) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967293, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-127, var_1_39=0, var_1_40=32, var_1_43=-100, var_1_4=0, var_1_5=-1, var_1_6=25, var_1_8=48, var_1_9=1] [L176] RET updateVariables() [L177] CALL step() [L54] COND TRUE \read(last_1_var_1_9) [L55] COND FALSE !(var_1_5 == var_1_4) [L58] var_1_6 = var_1_8 [L63] COND TRUE (var_1_38 < var_1_10) && (var_1_19 != var_1_20) [L64] COND TRUE var_1_14 > var_1_4 [L65] var_1_43 = 8 [L70] COND TRUE -32 >= (var_1_5 - var_1_8) [L71] COND FALSE !(var_1_10 > var_1_6) [L74] var_1_18 = var_1_20 [L79] var_1_33 = var_1_8 [L80] EXPR var_1_8 >> var_1_4 [L80] EXPR var_1_14 ^ (var_1_8 >> var_1_4) [L80] COND FALSE !((var_1_14 ^ (var_1_8 >> var_1_4)) < var_1_4) [L83] COND FALSE !(var_1_18 < ((((var_1_18) > ((var_1_15 - var_1_16))) ? (var_1_18) : ((var_1_15 - var_1_16))))) [L86] COND TRUE var_1_8 >= var_1_8 [L87] var_1_25 = (((((((((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) < 0 ) ? -((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) : ((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19)))))) > (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) ? ((((((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) < 0 ) ? -((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) : ((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19)))))) : (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))) [L91] COND TRUE var_1_5 >= var_1_5 [L92] COND TRUE var_1_21 >= (var_1_20 - var_1_15) [L93] var_1_40 = ((((((((((-4) < 0 ) ? -(-4) : (-4))) < 0 ) ? -((((-4) < 0 ) ? -(-4) : (-4))) : ((((-4) < 0 ) ? -(-4) : (-4))))) < 0 ) ? -(((((((-4) < 0 ) ? -(-4) : (-4))) < 0 ) ? -((((-4) < 0 ) ? -(-4) : (-4))) : ((((-4) < 0 ) ? -(-4) : (-4))))) : (((((((-4) < 0 ) ? -(-4) : (-4))) < 0 ) ? -((((-4) < 0 ) ? -(-4) : (-4))) : ((((-4) < 0 ) ? -(-4) : (-4))))))) [L100] unsigned long int stepLocal_0 = var_1_14; [L101] COND TRUE ((var_1_8 % var_1_10) * (8 + var_1_14)) >= stepLocal_0 [L102] var_1_9 = ((! var_1_11) || var_1_12) [L106] COND TRUE var_1_4 > -64 [L107] var_1_23 = ((((49.2f) > (63.125f)) ? (49.2f) : (63.125f))) [L109] COND TRUE var_1_18 > var_1_18 [L110] var_1_1 = ((((((2 + var_1_4)) < (var_1_5)) ? ((2 + var_1_4)) : (var_1_5))) - 2) [L114] COND TRUE ! var_1_12 [L115] var_1_36 = ((((var_1_38) > (var_1_39)) ? (var_1_38) : (var_1_39))) [L117] unsigned long int stepLocal_1 = (((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)); [L118] COND TRUE ((var_1_8 * var_1_1) + var_1_4) >= stepLocal_1 [L119] var_1_13 = var_1_12 [L177] RET step() [L178] CALL, EXPR property() [L168-L169] return ((((((var_1_18 > var_1_18) ? (var_1_1 == ((signed short int) ((((((2 + var_1_4)) < (var_1_5)) ? ((2 + var_1_4)) : (var_1_5))) - 2))) : (var_1_1 == ((signed short int) var_1_4))) && (last_1_var_1_9 ? ((var_1_5 == var_1_4) ? (var_1_6 == ((signed short int) ((((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) < ((var_1_4 - var_1_8))) ? (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) : ((var_1_4 - var_1_8)))))) : (var_1_6 == ((signed short int) var_1_8))) : (var_1_6 == ((signed short int) var_1_4)))) && ((((var_1_8 % var_1_10) * (8 + var_1_14)) >= var_1_14) ? (var_1_9 == ((unsigned char) ((! var_1_11) || var_1_12))) : (var_1_9 == ((unsigned char) (! var_1_12))))) && ((((var_1_8 * var_1_1) + var_1_4) >= ((((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)))) ? (var_1_13 == ((unsigned char) var_1_12)) : 1)) && ((var_1_18 < ((((var_1_18) > ((var_1_15 - var_1_16))) ? (var_1_18) : ((var_1_15 - var_1_16))))) ? (var_1_14 == ((unsigned long int) (var_1_17 - (var_1_8 + var_1_4)))) : 1)) && ((-32 >= (var_1_5 - var_1_8)) ? ((var_1_10 > var_1_6) ? (var_1_18 == ((float) ((var_1_19 - var_1_20) + (var_1_21 + var_1_22)))) : (var_1_18 == ((float) var_1_20))) : (var_1_18 == ((float) var_1_19))) ; [L178] RET, EXPR property() [L178] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=64, var_1_17=4294967293, var_1_18=2, var_1_19=0, var_1_1=-3, var_1_20=2, var_1_22=0, var_1_23=246/5, var_1_25=3, var_1_33=48, var_1_35=10, var_1_36=0, var_1_38=-127, var_1_39=0, var_1_40=4, var_1_43=8, var_1_4=0, var_1_5=-1, var_1_6=48, var_1_8=48, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=1, var_1_10=-47, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=64, var_1_17=4294967293, var_1_18=2, var_1_19=0, var_1_1=-3, var_1_20=2, var_1_22=0, var_1_23=246/5, var_1_25=3, var_1_33=48, var_1_35=10, var_1_36=0, var_1_38=-127, var_1_39=0, var_1_40=4, var_1_43=8, var_1_4=0, var_1_5=-1, var_1_6=48, var_1_8=48, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 1, TraceHistogramMax: 25, 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=49occurred 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:28:38,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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 9e9b8bba5642fe9ff8c81ef6bed98f69c4969f379b74efc49785b7b71fefc23b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:41,073 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:41,202 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:28:41,211 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:41,212 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:41,260 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:41,261 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:41,261 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:41,263 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:41,268 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:41,268 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:41,269 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:41,269 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:41,271 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:41,272 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:41,272 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:41,273 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:41,274 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:41,274 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:41,276 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:41,276 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:41,277 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:41,277 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:41,277 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:41,278 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:28:41,278 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:28:41,279 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:28:41,279 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:41,280 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:41,280 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:41,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:41,282 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:28:41,282 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:41,283 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:41,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:41,284 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:41,284 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:41,284 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:41,285 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:28:41,286 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:41,286 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:41,286 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:41,287 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:41,287 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:41,288 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_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e9b8bba5642fe9ff8c81ef6bed98f69c4969f379b74efc49785b7b71fefc23b [2023-11-23 21:28:41,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:41,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:41,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:41,772 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:41,772 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:41,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-23 21:28:45,092 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:45,405 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:45,406 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-23 21:28:45,420 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/data/9b6e893db/5aa757c6691b4321a666062a859eb861/FLAGb340ab6b6 [2023-11-23 21:28:45,439 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/data/9b6e893db/5aa757c6691b4321a666062a859eb861 [2023-11-23 21:28:45,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:45,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:45,450 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:45,450 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:45,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:45,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:45,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35b19670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:45, skipping insertion in model container [2023-11-23 21:28:45,464 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:45" (1/1) ... [2023-11-23 21:28:45,521 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:45,694 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_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i[919,932] [2023-11-23 21:28:45,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:45,877 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:45,896 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_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i[919,932] [2023-11-23 21:28:45,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:46,038 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:46,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:46 WrapperNode [2023-11-23 21:28:46,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:46,040 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:46,040 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:46,040 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:46,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:46" (1/1) ... [2023-11-23 21:28:46,111 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:46" (1/1) ... [2023-11-23 21:28:46,158 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 175 [2023-11-23 21:28:46,161 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:46,162 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:46,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:46,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:46,172 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:46" (1/1) ... [2023-11-23 21:28:46,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:46" (1/1) ... [2023-11-23 21:28:46,188 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:46" (1/1) ... [2023-11-23 21:28:46,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:46" (1/1) ... [2023-11-23 21:28:46,211 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:46" (1/1) ... [2023-11-23 21:28:46,214 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:46" (1/1) ... [2023-11-23 21:28:46,218 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:46" (1/1) ... [2023-11-23 21:28:46,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:46" (1/1) ... [2023-11-23 21:28:46,226 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:46,227 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:46,227 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:46,227 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:46,228 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:46" (1/1) ... [2023-11-23 21:28:46,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:46,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:46,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:46,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:46,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:46,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:28:46,344 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:46,344 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:46,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:46,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:46,441 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:46,444 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:56,609 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:56,704 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:56,706 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:56,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:56 BoogieIcfgContainer [2023-11-23 21:28:56,706 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:56,708 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:56,709 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:56,712 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:56,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:45" (1/3) ... [2023-11-23 21:28:56,713 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ee9bd04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:56, skipping insertion in model container [2023-11-23 21:28:56,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:46" (2/3) ... [2023-11-23 21:28:56,714 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ee9bd04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:56, skipping insertion in model container [2023-11-23 21:28:56,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:56" (3/3) ... [2023-11-23 21:28:56,717 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-23 21:28:56,737 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:56,737 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:56,782 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:56,789 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;@7009fdf7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:56,790 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:56,795 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 45 states have (on average 1.488888888888889) internal successors, (67), 46 states have internal predecessors, (67), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:28:56,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 21:28:56,812 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:56,813 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:56,814 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:56,819 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:56,820 INFO L85 PathProgramCache]: Analyzing trace with hash -913700065, now seen corresponding path program 1 times [2023-11-23 21:28:56,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:56,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [709947587] [2023-11-23 21:28:56,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:56,836 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:28:56,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:56,837 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:28:56,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:28:57,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:57,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:28:57,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:57,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2023-11-23 21:28:57,710 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:57,711 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:57,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [709947587] [2023-11-23 21:28:57,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [709947587] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:57,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:57,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:28:57,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936266681] [2023-11-23 21:28:57,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:57,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:28:57,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:57,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:28:57,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:57,764 INFO L87 Difference]: Start difference. First operand has 73 states, 45 states have (on average 1.488888888888889) internal successors, (67), 46 states have internal predecessors, (67), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:28:59,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:59,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:59,917 INFO L93 Difference]: Finished difference Result 142 states and 255 transitions. [2023-11-23 21:28:59,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:28:59,949 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2023-11-23 21:28:59,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:59,958 INFO L225 Difference]: With dead ends: 142 [2023-11-23 21:28:59,958 INFO L226 Difference]: Without dead ends: 70 [2023-11-23 21:28:59,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:59,966 INFO L413 NwaCegarLoop]: 104 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, 104 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 21:28:59,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 21:28:59,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2023-11-23 21:29:00,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2023-11-23 21:29:00,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 43 states have internal predecessors, (57), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:29:00,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 107 transitions. [2023-11-23 21:29:00,022 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 107 transitions. Word has length 161 [2023-11-23 21:29:00,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:29:00,023 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 107 transitions. [2023-11-23 21:29:00,023 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:29:00,023 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions. [2023-11-23 21:29:00,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 21:29:00,028 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:00,028 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:29:00,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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 21:29:00,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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 21:29:00,245 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:29:00,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:00,246 INFO L85 PathProgramCache]: Analyzing trace with hash 2115799843, now seen corresponding path program 1 times [2023-11-23 21:29:00,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:29:00,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [480975440] [2023-11-23 21:29:00,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:00,248 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 21:29:00,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:29:00,251 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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 21:29:00,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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 21:29:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:00,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:29:00,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:29:02,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 21:29:02,192 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:29:02,193 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:29:02,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [480975440] [2023-11-23 21:29:02,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [480975440] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:29:02,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:29:02,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:29:02,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000566031] [2023-11-23 21:29:02,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:29:02,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:29:02,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:29:02,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:29:02,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:29:02,207 INFO L87 Difference]: Start difference. First operand 70 states and 107 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 21:29:04,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:06,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:08,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:10,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:11,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:29:11,873 INFO L93 Difference]: Finished difference Result 209 states and 320 transitions. [2023-11-23 21:29:11,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:29:11,902 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 161 [2023-11-23 21:29:11,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:29:11,906 INFO L225 Difference]: With dead ends: 209 [2023-11-23 21:29:11,907 INFO L226 Difference]: Without dead ends: 140 [2023-11-23 21:29:11,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:29:11,910 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 76 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 51 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:29:11,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 307 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 10 Invalid, 4 Unknown, 0 Unchecked, 9.6s Time] [2023-11-23 21:29:11,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2023-11-23 21:29:11,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 116. [2023-11-23 21:29:11,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 63 states have (on average 1.2222222222222223) internal successors, (77), 63 states have internal predecessors, (77), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 21:29:11,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 177 transitions. [2023-11-23 21:29:11,959 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 177 transitions. Word has length 161 [2023-11-23 21:29:11,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:29:11,960 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 177 transitions. [2023-11-23 21:29:11,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 21:29:11,961 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 177 transitions. [2023-11-23 21:29:11,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 21:29:11,965 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:11,965 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:29:11,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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)] Ended with exit code 0 [2023-11-23 21:29:12,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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 21:29:12,181 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:29:12,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:12,183 INFO L85 PathProgramCache]: Analyzing trace with hash -15303675, now seen corresponding path program 1 times [2023-11-23 21:29:12,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:29:12,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2084428167] [2023-11-23 21:29:12,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:12,184 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:29:12,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:29:12,186 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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 21:29:12,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f6e7d0-117b-4f2d-84f2-0cff4ead21e6/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 21:29:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:13,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 21:29:13,079 INFO L285 TraceCheckSpWp]: Computing forward predicates...