./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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 f7d166ae6b638088606bec3f58e23df2586db03d75893838c05e66dff30e4b76 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:30:29,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:30:29,447 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:30:29,453 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:30:29,454 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:30:29,480 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:30:29,481 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:30:29,481 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:30:29,482 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:30:29,483 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:30:29,483 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:30:29,484 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:30:29,485 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:30:29,485 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:30:29,486 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:30:29,486 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:30:29,487 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:30:29,487 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:30:29,488 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:30:29,489 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:30:29,489 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:30:29,492 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:30:29,493 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:30:29,493 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:30:29,494 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:30:29,494 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:30:29,495 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:30:29,495 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:30:29,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:30:29,496 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:30:29,497 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:30:29,497 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:30:29,498 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:30:29,498 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:30:29,498 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:30:29,498 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:30:29,499 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:30:29,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:29,499 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:30:29,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:30:29,500 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:30:29,500 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:30:29,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:30:29,501 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:30:29,501 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:30:29,501 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:30:29,502 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:30:29,502 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_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7d166ae6b638088606bec3f58e23df2586db03d75893838c05e66dff30e4b76 [2023-11-23 21:30:29,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:30:29,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:30:29,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:30:29,876 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:30:29,876 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:30:29,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i [2023-11-23 21:30:32,950 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:30:33,183 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:30:33,184 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i [2023-11-23 21:30:33,209 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/data/703e801cc/00d863bc4a2248a8b54e32bbd0a2db5c/FLAGd19c19a36 [2023-11-23 21:30:33,247 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/data/703e801cc/00d863bc4a2248a8b54e32bbd0a2db5c [2023-11-23 21:30:33,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:30:33,265 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:30:33,266 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:33,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:30:33,274 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:30:33,274 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:33" (1/1) ... [2023-11-23 21:30:33,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c3c73d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33, skipping insertion in model container [2023-11-23 21:30:33,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:33" (1/1) ... [2023-11-23 21:30:33,317 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:30:33,477 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_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i[919,932] [2023-11-23 21:30:33,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:33,572 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:30:33,582 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_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i[919,932] [2023-11-23 21:30:33,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:33,675 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:30:33,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33 WrapperNode [2023-11-23 21:30:33,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:33,678 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:33,678 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:30:33,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:30:33,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33" (1/1) ... [2023-11-23 21:30:33,715 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33" (1/1) ... [2023-11-23 21:30:33,768 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 226 [2023-11-23 21:30:33,769 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:33,770 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:30:33,770 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:30:33,770 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:30:33,790 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33" (1/1) ... [2023-11-23 21:30:33,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33" (1/1) ... [2023-11-23 21:30:33,795 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33" (1/1) ... [2023-11-23 21:30:33,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33" (1/1) ... [2023-11-23 21:30:33,820 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33" (1/1) ... [2023-11-23 21:30:33,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33" (1/1) ... [2023-11-23 21:30:33,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33" (1/1) ... [2023-11-23 21:30:33,848 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33" (1/1) ... [2023-11-23 21:30:33,855 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:30:33,859 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:30:33,859 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:30:33,860 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:30:33,861 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33" (1/1) ... [2023-11-23 21:30:33,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:33,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:30:33,892 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:30:33,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:30:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:30:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:30:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:30:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:30:33,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:30:33,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:30:34,060 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:30:34,063 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:30:34,652 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:30:34,941 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:30:34,941 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:30:34,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:34 BoogieIcfgContainer [2023-11-23 21:30:34,943 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:30:34,945 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:30:34,946 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:30:34,949 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:30:34,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:30:33" (1/3) ... [2023-11-23 21:30:34,950 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@619f51f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:34, skipping insertion in model container [2023-11-23 21:30:34,950 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:33" (2/3) ... [2023-11-23 21:30:34,951 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@619f51f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:34, skipping insertion in model container [2023-11-23 21:30:34,951 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:34" (3/3) ... [2023-11-23 21:30:34,952 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i [2023-11-23 21:30:34,977 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:30:34,978 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:30:35,043 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:30:35,051 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;@5faf4047, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:30:35,051 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:30:35,057 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:30:35,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-23 21:30:35,074 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:35,075 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:35,076 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:35,083 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:35,084 INFO L85 PathProgramCache]: Analyzing trace with hash -470921843, now seen corresponding path program 1 times [2023-11-23 21:30:35,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:30:35,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281570492] [2023-11-23 21:30:35,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:35,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:30:35,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:30:35,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:30:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:30:36,521 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:30:36,523 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:30:36,524 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:30:36,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:30:36,531 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:30:36,536 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:30:36,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:30:36 BoogieIcfgContainer [2023-11-23 21:30:36,644 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:30:36,646 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:30:36,646 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:30:36,646 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:30:36,647 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:34" (3/4) ... [2023-11-23 21:30:36,651 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:30:36,652 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:30:36,654 INFO L158 Benchmark]: Toolchain (without parser) took 3388.79ms. Allocated memory is still 186.6MB. Free memory was 158.8MB in the beginning and 91.7MB in the end (delta: 67.0MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2023-11-23 21:30:36,654 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 111.1MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:30:36,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.89ms. Allocated memory is still 186.6MB. Free memory was 158.8MB in the beginning and 142.7MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:30:36,656 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.24ms. Allocated memory is still 186.6MB. Free memory was 142.7MB in the beginning and 137.9MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:30:36,657 INFO L158 Benchmark]: Boogie Preprocessor took 88.20ms. Allocated memory is still 186.6MB. Free memory was 137.8MB in the beginning and 135.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:30:36,662 INFO L158 Benchmark]: RCFGBuilder took 1083.97ms. Allocated memory is still 186.6MB. Free memory was 135.0MB in the beginning and 70.0MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-23 21:30:36,664 INFO L158 Benchmark]: TraceAbstraction took 1698.22ms. Allocated memory is still 186.6MB. Free memory was 69.3MB in the beginning and 91.7MB in the end (delta: -22.4MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-11-23 21:30:36,664 INFO L158 Benchmark]: Witness Printer took 6.38ms. Allocated memory is still 186.6MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:30:36,672 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 111.1MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.89ms. Allocated memory is still 186.6MB. Free memory was 158.8MB in the beginning and 142.7MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.24ms. Allocated memory is still 186.6MB. Free memory was 142.7MB in the beginning and 137.9MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.20ms. Allocated memory is still 186.6MB. Free memory was 137.8MB in the beginning and 135.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1083.97ms. Allocated memory is still 186.6MB. Free memory was 135.0MB in the beginning and 70.0MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1698.22ms. Allocated memory is still 186.6MB. Free memory was 69.3MB in the beginning and 91.7MB in the end (delta: -22.4MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * Witness Printer took 6.38ms. Allocated memory is still 186.6MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of bitwiseOr at line 65, overapproximation of bitwiseAnd at line 58, overapproximation of someBinaryArithmeticDOUBLEoperation at line 61, overapproximation of someBinaryDOUBLEComparisonOperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 128; [L23] double var_1_2 = 24.25; [L24] double var_1_3 = 128.5; [L25] double var_1_4 = 4.5; [L26] double var_1_5 = 49.5; [L27] signed short int var_1_9 = -25; [L28] unsigned char var_1_10 = 200; [L29] unsigned char var_1_11 = 1; [L30] unsigned char var_1_12 = 1; [L31] double var_1_13 = 128.375; [L32] unsigned short int var_1_14 = 0; [L33] float var_1_15 = 0.0; [L34] float var_1_16 = 4.87; [L35] float var_1_17 = 8.875; [L36] signed short int var_1_18 = -128; [L37] unsigned char var_1_19 = 0; [L38] unsigned char var_1_20 = 1; [L39] unsigned char var_1_21 = 0; [L40] unsigned long int var_1_22 = 16; [L41] unsigned long int var_1_23 = 4200661734; [L42] float var_1_24 = 9999999999.375; [L43] double var_1_28 = 9.25; [L44] double var_1_29 = 0.0; [L45] double var_1_30 = 127.6; [L46] unsigned long int var_1_32 = 128; [L47] unsigned long int var_1_34 = 1089279310; [L48] unsigned long int var_1_35 = 1307137784; [L49] unsigned long int var_1_36 = 1417807175; [L50] unsigned long int var_1_38 = 2; [L51] unsigned short int var_1_40 = 5; [L52] unsigned char var_1_44 = 5; [L53] unsigned char var_1_46 = 16; [L54] unsigned char last_1_var_1_10 = 200; [L184] isInitial = 1 [L185] FCALL initially() [L186] COND TRUE 1 [L187] CALL updateLastVariables() [L177] last_1_var_1_10 = var_1_10 [L187] RET updateLastVariables() [L188] CALL updateVariables() [L127] var_1_2 = __VERIFIER_nondet_double() [L128] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_3=257/2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_4=9/2, var_1_5=99/2, var_1_9=-25] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_3=257/2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_4=9/2, var_1_5=99/2, var_1_9=-25] [L129] var_1_3 = __VERIFIER_nondet_double() [L130] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_4=9/2, var_1_5=99/2, var_1_9=-25] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_4=9/2, var_1_5=99/2, var_1_9=-25] [L131] var_1_4 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_5=99/2, var_1_9=-25] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_5=99/2, var_1_9=-25] [L133] var_1_5 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L135] var_1_11 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L137] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L138] var_1_12 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L140] CALL assume_abort_if_not(var_1_12 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_12 <= 254) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L141] var_1_13 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L143] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L144] var_1_15 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_15 >= 4611686.018427387900e+12F && 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_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_15 >= 4611686.018427387900e+12F && 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_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L146] var_1_16 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L148] var_1_17 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L150] var_1_20 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L152] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L153] var_1_21 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L155] CALL assume_abort_if_not(var_1_21 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_21 <= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L156] var_1_23 = __VERIFIER_nondet_ulong() [L157] CALL assume_abort_if_not(var_1_23 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_23 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L158] CALL assume_abort_if_not(var_1_23 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_23 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_29=0, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L159] var_1_29 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_29 >= 2305843.009213691390e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_29 >= 2305843.009213691390e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_30=638/5, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L161] var_1_30 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 2305843.009213691390e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 2305843.009213691390e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1089279310, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L163] var_1_34 = __VERIFIER_nondet_ulong() [L164] CALL assume_abort_if_not(var_1_34 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_34 >= 1073741823) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L165] CALL assume_abort_if_not(var_1_34 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_34 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=1307137784, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L166] var_1_35 = __VERIFIER_nondet_ulong() [L167] CALL assume_abort_if_not(var_1_35 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_35 >= 1073741824) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L168] CALL assume_abort_if_not(var_1_35 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_35 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=1417807175, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L169] var_1_36 = __VERIFIER_nondet_ulong() [L170] CALL assume_abort_if_not(var_1_36 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=2147483647, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_36 >= 1073741824) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=2147483647, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L171] CALL assume_abort_if_not(var_1_36 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=2147483647, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_36 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=2147483647, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=16, var_1_9=-25] [L172] var_1_46 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_46 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=2147483647, var_1_38=2, var_1_40=5, var_1_44=5, var_1_9=-25] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_46 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=2147483647, var_1_38=2, var_1_40=5, var_1_44=5, var_1_9=-25] [L174] CALL assume_abort_if_not(var_1_46 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=2147483647, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=127, var_1_9=-25] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_46 <= 127) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=0, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=2147483647, var_1_24=79999999995/8, var_1_28=37/4, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=2147483647, var_1_38=2, var_1_40=5, var_1_44=5, var_1_46=127, var_1_9=-25] [L188] RET updateVariables() [L189] CALL step() [L58] EXPR var_1_10 & var_1_12 [L58] COND TRUE (var_1_10 & var_1_12) >= -2 [L59] var_1_24 = var_1_16 [L61] var_1_28 = ((8.18603254193775E18 - (var_1_29 - var_1_30)) - var_1_16) [L62] COND FALSE !(\read(var_1_19)) [L65] EXPR var_1_35 | var_1_10 [L65] COND TRUE (var_1_35 | var_1_10) > var_1_10 [L66] COND TRUE var_1_29 <= ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) [L67] var_1_38 = ((((var_1_18) < ((((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) - var_1_36))) ? (var_1_18) : ((((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) - var_1_36)))) [L76] COND TRUE (((((var_1_30 * var_1_13)) < (var_1_29)) ? ((var_1_30 * var_1_13)) : (var_1_29))) >= (- var_1_16) [L77] COND TRUE var_1_35 > var_1_34 [L78] var_1_40 = (8 + ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10)))) [L83] EXPR var_1_10 & var_1_12 [L83] COND TRUE -32 < (var_1_10 & var_1_12) [L84] var_1_44 = ((((var_1_12) < ((var_1_46 + 10))) ? (var_1_12) : ((var_1_46 + 10)))) [L88] signed long int stepLocal_0 = last_1_var_1_10; [L89] COND TRUE stepLocal_0 >= last_1_var_1_10 [L90] var_1_9 = (-256 + last_1_var_1_10) [L94] signed short int stepLocal_1 = var_1_9; [L95] COND FALSE !(stepLocal_1 > 0) [L98] COND FALSE !(\read(var_1_19)) [L101] COND TRUE ! (var_1_5 > (255.9 / var_1_13)) [L102] var_1_10 = var_1_12 [L105] COND FALSE !(((var_1_2 - var_1_3) * var_1_4) < var_1_5) [L108] var_1_1 = var_1_10 [L110] COND FALSE !((var_1_17 <= (- var_1_16)) && var_1_19) [L113] COND FALSE !(\read(var_1_19)) [L116] var_1_22 = (((((var_1_23 - var_1_9)) < (var_1_10)) ? ((var_1_23 - var_1_9)) : (var_1_10))) [L118] COND TRUE ! var_1_19 [L119] COND FALSE !(((var_1_15 - var_1_16) - var_1_17) <= var_1_13) [L122] var_1_14 = var_1_18 [L189] RET step() [L190] CALL, EXPR property() [L180-L181] return (((((((((var_1_2 - var_1_3) * var_1_4) < var_1_5) ? (var_1_1 == ((signed short int) ((((-8) < ((var_1_10 + ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10)))))) ? (-8) : ((var_1_10 + ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))))))) : (var_1_1 == ((signed short int) var_1_10))) && ((last_1_var_1_10 >= last_1_var_1_10) ? (var_1_9 == ((signed short int) (-256 + last_1_var_1_10))) : (var_1_9 == ((signed short int) (last_1_var_1_10 + last_1_var_1_10))))) && (var_1_19 ? (var_1_10 == ((unsigned char) ((((0) < (var_1_12)) ? (0) : (var_1_12))))) : ((! (var_1_5 > (255.9 / var_1_13))) ? (var_1_10 == ((unsigned char) var_1_12)) : 1))) && ((! var_1_19) ? ((((var_1_15 - var_1_16) - var_1_17) <= var_1_13) ? (var_1_14 == ((unsigned short int) var_1_18)) : (var_1_14 == ((unsigned short int) var_1_18))) : 1)) && (((var_1_17 <= (- var_1_16)) && var_1_19) ? (var_1_18 == ((signed short int) var_1_10)) : 1)) && ((var_1_9 > 0) ? (var_1_19 == ((unsigned char) ((var_1_5 >= (- var_1_15)) && (var_1_11 && (var_1_20 && var_1_21))))) : 1)) && (var_1_19 ? (var_1_22 == ((unsigned long int) (var_1_9 + var_1_10))) : (var_1_22 == ((unsigned long int) (((((var_1_23 - var_1_9)) < (var_1_10)) ? ((var_1_23 - var_1_9)) : (var_1_10)))))) ; [L190] RET, EXPR property() [L190] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=65408, var_1_16=79999999995/8, var_1_18=-128, var_1_19=0, var_1_1=200, var_1_20=1, var_1_21=0, var_1_22=200, var_1_23=2147483647, var_1_24=79999999995/8, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=2147483647, var_1_38=0, var_1_40=208, var_1_44=137, var_1_46=127, var_1_9=-56] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=200, var_1_14=65408, var_1_16=79999999995/8, var_1_18=-128, var_1_19=0, var_1_1=200, var_1_20=1, var_1_21=0, var_1_22=200, var_1_23=2147483647, var_1_24=79999999995/8, var_1_32=128, var_1_34=1073741823, var_1_35=2147483646, var_1_36=2147483647, var_1_38=0, var_1_40=208, var_1_44=137, var_1_46=127, var_1_9=-56] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred 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: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:30:36,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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 f7d166ae6b638088606bec3f58e23df2586db03d75893838c05e66dff30e4b76 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:30:39,433 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:30:39,566 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:30:39,575 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:30:39,576 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:30:39,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:30:39,619 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:30:39,620 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:30:39,621 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:30:39,626 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:30:39,627 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:30:39,627 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:30:39,628 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:30:39,630 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:30:39,630 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:30:39,631 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:30:39,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:30:39,633 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:30:39,633 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:30:39,634 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:30:39,635 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:30:39,636 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:30:39,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:30:39,637 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:30:39,637 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:30:39,638 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:30:39,638 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:30:39,638 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:30:39,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:30:39,639 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:30:39,641 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:30:39,641 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:30:39,642 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:30:39,642 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:30:39,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:39,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:30:39,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:30:39,644 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:30:39,644 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:30:39,645 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:30:39,645 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:30:39,646 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:30:39,646 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:30:39,646 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:30:39,647 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_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7d166ae6b638088606bec3f58e23df2586db03d75893838c05e66dff30e4b76 [2023-11-23 21:30:40,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:30:40,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:30:40,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:30:40,094 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:30:40,094 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:30:40,096 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i [2023-11-23 21:30:43,162 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:30:43,446 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:30:43,447 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i [2023-11-23 21:30:43,462 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/data/64aabd10c/c1c0e9a9788344d89862589bd5072ffa/FLAGea62f3ad4 [2023-11-23 21:30:43,478 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/data/64aabd10c/c1c0e9a9788344d89862589bd5072ffa [2023-11-23 21:30:43,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:30:43,483 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:30:43,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:43,485 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:30:43,492 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:30:43,493 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:43" (1/1) ... [2023-11-23 21:30:43,494 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@519526f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:43, skipping insertion in model container [2023-11-23 21:30:43,495 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:43" (1/1) ... [2023-11-23 21:30:43,551 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:30:43,731 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_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i[919,932] [2023-11-23 21:30:43,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:43,871 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:30:43,890 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_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i[919,932] [2023-11-23 21:30:43,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:44,039 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:30:44,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:44 WrapperNode [2023-11-23 21:30:44,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:44,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:44,042 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:30:44,042 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:30:44,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:44" (1/1) ... [2023-11-23 21:30:44,116 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:44" (1/1) ... [2023-11-23 21:30:44,158 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 195 [2023-11-23 21:30:44,172 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:44,173 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:30:44,173 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:30:44,174 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:30:44,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:44" (1/1) ... [2023-11-23 21:30:44,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:44" (1/1) ... [2023-11-23 21:30:44,208 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:44" (1/1) ... [2023-11-23 21:30:44,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:44" (1/1) ... [2023-11-23 21:30:44,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:44" (1/1) ... [2023-11-23 21:30:44,247 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:44" (1/1) ... [2023-11-23 21:30:44,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:44" (1/1) ... [2023-11-23 21:30:44,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:44" (1/1) ... [2023-11-23 21:30:44,270 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:30:44,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:30:44,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:30:44,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:30:44,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:44" (1/1) ... [2023-11-23 21:30:44,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:44,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:30:44,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:30:44,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:30:44,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:30:44,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:30:44,371 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:30:44,371 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:30:44,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:30:44,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:30:44,507 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:30:44,514 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:31:02,845 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:31:02,922 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:31:02,923 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:31:02,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:02 BoogieIcfgContainer [2023-11-23 21:31:02,924 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:31:02,926 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:31:02,926 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:31:02,929 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:31:02,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:30:43" (1/3) ... [2023-11-23 21:31:02,930 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53f38baf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:31:02, skipping insertion in model container [2023-11-23 21:31:02,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:44" (2/3) ... [2023-11-23 21:31:02,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53f38baf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:31:02, skipping insertion in model container [2023-11-23 21:31:02,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:02" (3/3) ... [2023-11-23 21:31:02,933 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-80.i [2023-11-23 21:31:02,951 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:31:02,952 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:31:03,008 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:31:03,013 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;@4339c16, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:31:03,014 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:31:03,018 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:31:03,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 21:31:03,036 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:31:03,037 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:31:03,038 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:31:03,043 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:31:03,044 INFO L85 PathProgramCache]: Analyzing trace with hash 605451903, now seen corresponding path program 1 times [2023-11-23 21:31:03,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:31:03,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1853013157] [2023-11-23 21:31:03,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:31:03,057 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 21:31:03,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:31:03,060 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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 21:31:03,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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 21:31:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:31:04,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:31:04,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:31:05,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 740 proven. 0 refuted. 0 times theorem prover too weak. 884 trivial. 0 not checked. [2023-11-23 21:31:05,015 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:31:05,015 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:31:05,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1853013157] [2023-11-23 21:31:05,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1853013157] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:31:05,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:31:05,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:31:05,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778229360] [2023-11-23 21:31:05,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:31:05,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:31:05,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:31:05,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:31:05,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:31:05,060 INFO L87 Difference]: Start difference. First operand has 81 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 21:31:07,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:31:07,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:31:07,433 INFO L93 Difference]: Finished difference Result 159 states and 285 transitions. [2023-11-23 21:31:07,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:31:07,548 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 184 [2023-11-23 21:31:07,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:31:07,558 INFO L225 Difference]: With dead ends: 159 [2023-11-23 21:31:07,558 INFO L226 Difference]: Without dead ends: 79 [2023-11-23 21:31:07,563 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:31:07,567 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:31:07,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-23 21:31:07,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-23 21:31:07,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-23 21:31:07,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 48 states have internal predecessors, (64), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:31:07,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 122 transitions. [2023-11-23 21:31:07,647 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 122 transitions. Word has length 184 [2023-11-23 21:31:07,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:31:07,648 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 122 transitions. [2023-11-23 21:31:07,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 21:31:07,649 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 122 transitions. [2023-11-23 21:31:07,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 21:31:07,663 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:31:07,664 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:31:07,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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 21:31:07,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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 21:31:07,880 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:31:07,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:31:07,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1488771961, now seen corresponding path program 1 times [2023-11-23 21:31:07,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:31:07,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1090115266] [2023-11-23 21:31:07,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:31:07,883 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 21:31:07,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:31:07,929 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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 21:31:07,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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 21:31:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:31:09,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:31:09,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:31:13,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-23 21:31:13,433 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:31:13,433 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:31:13,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1090115266] [2023-11-23 21:31:13,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1090115266] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:31:13,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:31:13,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:31:13,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002381365] [2023-11-23 21:31:13,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:31:13,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:31:13,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:31:13,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:31:13,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:31:13,439 INFO L87 Difference]: Start difference. First operand 79 states and 122 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:31:16,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:31:18,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:31:20,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:31:20,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:31:20,429 INFO L93 Difference]: Finished difference Result 233 states and 360 transitions. [2023-11-23 21:31:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:31:20,430 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 184 [2023-11-23 21:31:20,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:31:20,435 INFO L225 Difference]: With dead ends: 233 [2023-11-23 21:31:20,436 INFO L226 Difference]: Without dead ends: 155 [2023-11-23 21:31:20,437 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:31:20,439 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 29 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:31:20,440 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 228 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 15 Invalid, 3 Unknown, 0 Unchecked, 6.9s Time] [2023-11-23 21:31:20,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2023-11-23 21:31:20,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 153. [2023-11-23 21:31:20,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 92 states have (on average 1.2717391304347827) internal successors, (117), 92 states have internal predecessors, (117), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-23 21:31:20,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 233 transitions. [2023-11-23 21:31:20,483 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 233 transitions. Word has length 184 [2023-11-23 21:31:20,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:31:20,484 INFO L495 AbstractCegarLoop]: Abstraction has 153 states and 233 transitions. [2023-11-23 21:31:20,485 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:31:20,485 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 233 transitions. [2023-11-23 21:31:20,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 21:31:20,489 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:31:20,489 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:31:20,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:31:20,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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 21:31:20,708 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:31:20,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:31:20,709 INFO L85 PathProgramCache]: Analyzing trace with hash 467703607, now seen corresponding path program 1 times [2023-11-23 21:31:20,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:31:20,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [560430155] [2023-11-23 21:31:20,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:31:20,711 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 21:31:20,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:31:20,714 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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 21:31:20,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/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 21:31:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:31:22,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 21:31:22,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:31:24,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 541 proven. 24 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2023-11-23 21:31:24,500 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:31:24,893 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:31:24,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [560430155] [2023-11-23 21:31:24,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [560430155] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:31:24,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1172152859] [2023-11-23 21:31:24,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:31:24,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:31:24,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:31:24,898 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:31:24,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde69ab-b90a-4b53-a586-42a0b4a5a8f2/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 21:31:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:31:27,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:31:27,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:31:28,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-23 21:31:28,156 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:31:28,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1172152859] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:31:28,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 21:31:28,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 10 [2023-11-23 21:31:28,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620935916] [2023-11-23 21:31:28,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:31:28,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:31:28,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:31:28,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:31:28,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:31:28,161 INFO L87 Difference]: Start difference. First operand 153 states and 233 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:31:30,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []