./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje --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 73fe678a1510361e3887d1b58245b9dd4e788878d5dd5b7b4f35abb16874b2b7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:29:29,387 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:29:29,491 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 04:29:29,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:29:29,501 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:29:29,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:29:29,551 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:29:29,551 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:29:29,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:29:29,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:29:29,553 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:29:29,553 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:29:29,554 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:29:29,556 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 04:29:29,556 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:29:29,557 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:29:29,557 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 04:29:29,557 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 04:29:29,558 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:29:29,558 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 04:29:29,558 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 04:29:29,563 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 04:29:29,564 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:29:29,564 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:29:29,564 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:29:29,565 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:29:29,565 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:29:29,565 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:29:29,577 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:29:29,577 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:29:29,578 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:29:29,578 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:29:29,578 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:29:29,579 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:29:29,579 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:29:29,579 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:29:29,579 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:29:29,580 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:29:29,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:29:29,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:29:29,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:29:29,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:29:29,581 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 04:29:29,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:29:29,582 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:29:29,582 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:29:29,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:29:29,583 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_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73fe678a1510361e3887d1b58245b9dd4e788878d5dd5b7b4f35abb16874b2b7 [2024-11-09 04:29:29,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:29:29,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:29:29,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:29:29,938 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:29:29,939 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:29:29,940 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i Unable to find full path for "g++" [2024-11-09 04:29:32,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:29:32,244 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:29:32,245 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i [2024-11-09 04:29:32,259 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/data/987a9f159/cd91934ae9f54d9c99f4dee819b56663/FLAGbfcdcaaef [2024-11-09 04:29:32,588 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/data/987a9f159/cd91934ae9f54d9c99f4dee819b56663 [2024-11-09 04:29:32,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:29:32,592 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:29:32,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:29:32,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:29:32,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:29:32,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:29:32" (1/1) ... [2024-11-09 04:29:32,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48647d24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:32, skipping insertion in model container [2024-11-09 04:29:32,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:29:32" (1/1) ... [2024-11-09 04:29:32,695 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:29:33,041 WARN L250 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_46da65eb-d778-433d-b1eb-928290ad242d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i[916,929] [2024-11-09 04:29:33,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:29:33,203 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:29:33,218 WARN L250 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_46da65eb-d778-433d-b1eb-928290ad242d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i[916,929] [2024-11-09 04:29:33,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:29:33,316 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:29:33,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:33 WrapperNode [2024-11-09 04:29:33,317 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:29:33,318 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:29:33,318 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:29:33,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:29:33,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:33" (1/1) ... [2024-11-09 04:29:33,340 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:33" (1/1) ... [2024-11-09 04:29:33,406 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2024-11-09 04:29:33,407 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:29:33,408 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:29:33,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:29:33,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:29:33,419 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:33" (1/1) ... [2024-11-09 04:29:33,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:33" (1/1) ... [2024-11-09 04:29:33,425 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:33" (1/1) ... [2024-11-09 04:29:33,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:33" (1/1) ... [2024-11-09 04:29:33,442 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:33" (1/1) ... [2024-11-09 04:29:33,447 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:33" (1/1) ... [2024-11-09 04:29:33,450 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:33" (1/1) ... [2024-11-09 04:29:33,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:33" (1/1) ... [2024-11-09 04:29:33,462 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:29:33,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:29:33,464 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:29:33,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:29:33,465 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:33" (1/1) ... [2024-11-09 04:29:33,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:29:33,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:29:33,521 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:29:33,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:29:33,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:29:33,586 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:29:33,586 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:29:33,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 04:29:33,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:29:33,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:29:33,716 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:29:33,721 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:29:34,345 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-09 04:29:34,346 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:29:34,742 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:29:34,742 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 04:29:34,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:29:34 BoogieIcfgContainer [2024-11-09 04:29:34,743 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:29:34,745 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:29:34,745 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:29:34,754 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:29:34,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:29:32" (1/3) ... [2024-11-09 04:29:34,755 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@485128cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:29:34, skipping insertion in model container [2024-11-09 04:29:34,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:33" (2/3) ... [2024-11-09 04:29:34,756 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@485128cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:29:34, skipping insertion in model container [2024-11-09 04:29:34,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:29:34" (3/3) ... [2024-11-09 04:29:34,758 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-84.i [2024-11-09 04:29:34,784 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:29:34,784 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:29:34,878 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:29:34,887 INFO L333 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, 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;@38cd88a9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:29:34,888 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:29:34,892 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-09 04:29:34,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-09 04:29:34,904 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:29:34,905 INFO L215 NwaCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:29:34,906 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:29:34,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:29:34,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1517644150, now seen corresponding path program 1 times [2024-11-09 04:29:34,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:29:34,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001384511] [2024-11-09 04:29:34,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:29:34,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:29:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 04:29:35,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [48877663] [2024-11-09 04:29:35,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:29:35,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 04:29:35,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:29:35,631 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 04:29:35,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 04:29:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 04:29:36,310 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 04:29:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 04:29:36,533 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 04:29:36,536 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 04:29:36,537 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 04:29:36,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 04:29:36,740 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 04:29:36,744 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 04:29:36,841 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 04:29:36,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:29:36 BoogieIcfgContainer [2024-11-09 04:29:36,845 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 04:29:36,845 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 04:29:36,846 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 04:29:36,846 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 04:29:36,847 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:29:34" (3/4) ... [2024-11-09 04:29:36,850 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 04:29:36,851 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 04:29:36,853 INFO L158 Benchmark]: Toolchain (without parser) took 4260.76ms. Allocated memory was 125.8MB in the beginning and 161.5MB in the end (delta: 35.7MB). Free memory was 62.5MB in the beginning and 91.5MB in the end (delta: -29.0MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2024-11-09 04:29:36,854 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:29:36,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 723.21ms. Allocated memory was 125.8MB in the beginning and 161.5MB in the end (delta: 35.7MB). Free memory was 62.4MB in the beginning and 115.5MB in the end (delta: -53.1MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-11-09 04:29:36,858 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.92ms. Allocated memory is still 161.5MB. Free memory was 115.5MB in the beginning and 109.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 04:29:36,859 INFO L158 Benchmark]: Boogie Preprocessor took 54.89ms. Allocated memory is still 161.5MB. Free memory was 109.7MB in the beginning and 107.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 04:29:36,859 INFO L158 Benchmark]: RCFGBuilder took 1279.79ms. Allocated memory is still 161.5MB. Free memory was 107.1MB in the beginning and 95.3MB in the end (delta: 11.9MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2024-11-09 04:29:36,860 INFO L158 Benchmark]: TraceAbstraction took 2099.65ms. Allocated memory is still 161.5MB. Free memory was 94.3MB in the beginning and 92.6MB in the end (delta: 1.7MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2024-11-09 04:29:36,862 INFO L158 Benchmark]: Witness Printer took 6.26ms. Allocated memory is still 161.5MB. Free memory was 92.6MB in the beginning and 91.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:29:36,867 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 723.21ms. Allocated memory was 125.8MB in the beginning and 161.5MB in the end (delta: 35.7MB). Free memory was 62.4MB in the beginning and 115.5MB in the end (delta: -53.1MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.92ms. Allocated memory is still 161.5MB. Free memory was 115.5MB in the beginning and 109.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.89ms. Allocated memory is still 161.5MB. Free memory was 109.7MB in the beginning and 107.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1279.79ms. Allocated memory is still 161.5MB. Free memory was 107.1MB in the beginning and 95.3MB in the end (delta: 11.9MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2099.65ms. Allocated memory is still 161.5MB. Free memory was 94.3MB in the beginning and 92.6MB in the end (delta: 1.7MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. * Witness Printer took 6.26ms. Allocated memory is still 161.5MB. Free memory was 92.6MB in the beginning and 91.5MB in the end (delta: 1.0MB). 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 57, overapproximation of someBinaryArithmeticDOUBLEoperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 117, overapproximation of someBinaryArithmeticFLOAToperation at line 59. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 99999999999.75; [L23] float var_1_4 = 31.25; [L24] float var_1_5 = 0.0; [L25] float var_1_6 = 99.5; [L26] float var_1_7 = 500.5; [L27] double var_1_8 = 199.96; [L28] double var_1_9 = 256.95; [L29] signed long int var_1_11 = 1523382513; [L30] double var_1_14 = 32.6; [L31] double var_1_15 = 0.875; [L32] unsigned short int var_1_16 = 1; [L33] unsigned char var_1_17 = 1; [L34] float var_1_18 = 0.3; [L35] signed short int var_1_19 = 4; [L36] unsigned char var_1_20 = 0; [L37] unsigned char var_1_24 = 0; [L38] unsigned char var_1_25 = 16; [L39] unsigned char var_1_26 = 5; [L40] signed short int var_1_27 = 64; [L41] unsigned char var_1_28 = 1; [L42] float var_1_29 = 64.5; [L43] float var_1_30 = 0.0; [L44] unsigned long int var_1_31 = 2; [L45] unsigned long int var_1_32 = 1140371764; [L46] unsigned long int var_1_33 = 3119542188; [L47] double var_1_34 = 10.5; [L48] unsigned short int last_1_var_1_16 = 1; [L49] signed short int last_1_var_1_19 = 4; [L50] signed short int last_1_var_1_27 = 64; [L51] float last_1_var_1_29 = 64.5; [L52] unsigned long int last_1_var_1_31 = 2; [L187] isInitial = 1 [L188] FCALL initially() [L189] COND TRUE 1 [L190] CALL updateLastVariables() [L176] last_1_var_1_16 = var_1_16 [L177] last_1_var_1_19 = var_1_19 [L178] last_1_var_1_27 = var_1_27 [L179] last_1_var_1_29 = var_1_29 [L180] last_1_var_1_31 = var_1_31 [L190] RET updateLastVariables() [L191] CALL updateVariables() [L136] var_1_4 = __VERIFIER_nondet_float() [L137] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_5=0, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_5=0, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L138] var_1_5 = __VERIFIER_nondet_float() [L139] CALL assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L140] var_1_6 = __VERIFIER_nondet_float() [L141] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L142] var_1_7 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L144] var_1_11 = __VERIFIER_nondet_long() [L145] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L146] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L147] var_1_14 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L149] var_1_15 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_15 >= -230584.3009213691390e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_15 >= -230584.3009213691390e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L151] var_1_17 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L153] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L154] var_1_20 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L156] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L157] var_1_25 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L159] CALL assume_abort_if_not(var_1_25 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_25 <= 64) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L160] var_1_26 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L162] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L163] var_1_28 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L165] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L166] var_1_30 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_30 >= 2305843.009213691390e+12F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_29=129/2, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_30 >= 2305843.009213691390e+12F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_29=129/2, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L168] var_1_32 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_32 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_29=129/2, var_1_31=2, var_1_32=5368709120, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_32 >= 1073741824) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_29=129/2, var_1_31=2, var_1_32=5368709120, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L170] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_29=129/2, var_1_31=2, var_1_32=5368709120, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_29=129/2, var_1_31=2, var_1_32=5368709120, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L171] var_1_33 = __VERIFIER_nondet_ulong() [L172] CALL assume_abort_if_not(var_1_33 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_29=129/2, var_1_31=2, var_1_32=5368709120, var_1_33=-2, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_33 >= 2147483647) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_29=129/2, var_1_31=2, var_1_32=5368709120, var_1_33=-2, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L173] CALL assume_abort_if_not(var_1_33 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_29=129/2, var_1_31=2, var_1_32=5368709120, var_1_33=-2, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_33 <= 4294967294) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_29=129/2, var_1_31=2, var_1_32=5368709120, var_1_33=-2, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L191] RET updateVariables() [L192] CALL step() [L56] unsigned long int stepLocal_1 = last_1_var_1_31; [L57] COND TRUE var_1_4 < (last_1_var_1_29 + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) [L58] COND FALSE !(last_1_var_1_19 < stepLocal_1) [L61] var_1_8 = var_1_4 [L66] COND TRUE ! var_1_20 [L67] COND TRUE last_1_var_1_16 <= last_1_var_1_16 [L68] var_1_24 = ((var_1_25 + 1) + var_1_26) [L75] signed long int stepLocal_6 = (((var_1_24) < (var_1_24)) ? (var_1_24) : (var_1_24)); [L76] unsigned char stepLocal_5 = var_1_28; [L77] COND FALSE !(stepLocal_6 < var_1_25) [L82] signed long int stepLocal_0 = ~ var_1_24; [L83] COND TRUE stepLocal_0 <= var_1_24 [L84] var_1_1 = (var_1_4 - (var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))))) [L86] var_1_29 = (var_1_6 + ((var_1_30 - 7.6f) - var_1_7)) [L87] var_1_31 = ((((((var_1_11 + var_1_32)) > (var_1_33)) ? ((var_1_11 + var_1_32)) : (var_1_33))) - var_1_26) [L88] unsigned char stepLocal_3 = var_1_24; [L89] unsigned long int stepLocal_2 = var_1_31; [L90] COND TRUE \read(var_1_17) [L91] COND FALSE !(var_1_11 <= stepLocal_3) [L99] signed long int stepLocal_8 = ~ var_1_16; [L100] signed long int stepLocal_7 = var_1_24 / var_1_11; [L101] COND TRUE stepLocal_8 > var_1_31 [L102] COND FALSE !(stepLocal_7 >= var_1_26) [L105] var_1_34 = var_1_7 [L108] unsigned char stepLocal_4 = var_1_17; [L109] COND FALSE !(stepLocal_4 && var_1_20) [L116] COND TRUE (var_1_1 * (- var_1_5)) < (var_1_6 - var_1_7) [L117] COND FALSE !(var_1_14 == var_1_8) [L120] var_1_19 = (var_1_16 + var_1_24) [L126] COND TRUE (var_1_19 - var_1_16) < ((var_1_11 - var_1_24) - var_1_24) [L127] var_1_9 = (var_1_7 + ((((var_1_6) > ((var_1_14 + var_1_15))) ? (var_1_6) : ((var_1_14 + var_1_15))))) [L131] COND FALSE !(var_1_19 <= var_1_16) [L192] RET step() [L193] CALL, EXPR property() [L183-L184] return ((((((((((((~ var_1_24) <= var_1_24) ? (var_1_1 == ((float) (var_1_4 - (var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))))))) : 1) && ((var_1_4 < (last_1_var_1_29 + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((last_1_var_1_19 < last_1_var_1_31) ? (var_1_8 == ((double) (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))) + var_1_7))) : (var_1_8 == ((double) var_1_4))) : (var_1_8 == ((double) var_1_7)))) && (((var_1_19 - var_1_16) < ((var_1_11 - var_1_24) - var_1_24)) ? (var_1_9 == ((double) (var_1_7 + ((((var_1_6) > ((var_1_14 + var_1_15))) ? (var_1_6) : ((var_1_14 + var_1_15))))))) : (var_1_9 == ((double) (var_1_7 - var_1_5))))) && (var_1_17 ? ((var_1_11 <= var_1_24) ? ((var_1_24 <= var_1_31) ? (var_1_16 == ((unsigned short int) var_1_27)) : 1) : 1) : (var_1_16 == ((unsigned short int) var_1_27)))) && ((var_1_19 <= var_1_16) ? (var_1_18 == ((float) (var_1_15 + 64.4f))) : 1)) && ((var_1_17 && var_1_20) ? (var_1_17 ? (var_1_19 == ((signed short int) ((var_1_16 - var_1_24) + 50))) : (var_1_19 == ((signed short int) ((((var_1_24) > (var_1_16)) ? (var_1_24) : (var_1_16)))))) : (((var_1_1 * (- var_1_5)) < (var_1_6 - var_1_7)) ? ((var_1_14 == var_1_8) ? (var_1_19 == ((signed short int) var_1_16)) : (var_1_19 == ((signed short int) (var_1_16 + var_1_24)))) : (var_1_19 == ((signed short int) ((var_1_16 + var_1_24) + 16)))))) && ((! var_1_20) ? ((last_1_var_1_16 <= last_1_var_1_16) ? (var_1_24 == ((unsigned char) ((var_1_25 + 1) + var_1_26))) : (var_1_24 == ((unsigned char) var_1_26))) : (var_1_24 == ((unsigned char) var_1_26)))) && ((((((var_1_24) < (var_1_24)) ? (var_1_24) : (var_1_24))) < var_1_25) ? (((var_1_20 || var_1_17) && var_1_28) ? (var_1_27 == ((signed short int) (((((((((var_1_24) > (var_1_24)) ? (var_1_24) : (var_1_24))) + last_1_var_1_27)) < (((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26))))) ? ((((((var_1_24) > (var_1_24)) ? (var_1_24) : (var_1_24))) + last_1_var_1_27)) : (((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26)))))))) : 1) : 1)) && (var_1_29 == ((float) (var_1_6 + ((var_1_30 - 7.6f) - var_1_7))))) && (var_1_31 == ((unsigned long int) ((((((var_1_11 + var_1_32)) > (var_1_33)) ? ((var_1_11 + var_1_32)) : (var_1_33))) - var_1_26)))) && (((~ var_1_16) > var_1_31) ? (((var_1_24 / var_1_11) >= var_1_26) ? (var_1_34 == ((double) ((((((-5.2001036938992108E18) < 0 ) ? -(-5.2001036938992108E18) : (-5.2001036938992108E18))) - 50.25) - var_1_4))) : (var_1_34 == ((double) var_1_7))) : 1) ; [L193] RET, EXPR property() [L193] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=193, var_1_20=0, var_1_24=192, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_31=-129, var_1_32=5368709120, var_1_33=-2, var_1_34=2, var_1_4=2, var_1_7=2, var_1_8=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1073742016, var_1_16=1, var_1_17=-255, var_1_18=3/10, var_1_19=193, var_1_20=0, var_1_24=192, var_1_25=-192, var_1_26=127, var_1_27=64, var_1_28=0, var_1_31=-129, var_1_32=5368709120, var_1_33=-2, var_1_34=2, var_1_4=2, var_1_7=2, var_1_8=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 1, TraceHistogramMax: 23, 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=47occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 176 NumberOfCodeBlocks, 176 NumberOfCodeBlocksAsserted, 2 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 [2024-11-09 04:29:36,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje --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 73fe678a1510361e3887d1b58245b9dd4e788878d5dd5b7b4f35abb16874b2b7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:29:39,281 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:29:39,375 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 04:29:39,383 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:29:39,384 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:29:39,425 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:29:39,426 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:29:39,427 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:29:39,427 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:29:39,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:29:39,429 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:29:39,429 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:29:39,430 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:29:39,434 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:29:39,435 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:29:39,435 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:29:39,436 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:29:39,436 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:29:39,438 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:29:39,439 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:29:39,439 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:29:39,440 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:29:39,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:29:39,440 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:29:39,441 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 04:29:39,441 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 04:29:39,441 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:29:39,442 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 04:29:39,442 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:29:39,442 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:29:39,443 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:29:39,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:29:39,443 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 04:29:39,444 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:29:39,444 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:29:39,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:29:39,445 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:29:39,445 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:29:39,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:29:39,447 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 04:29:39,448 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 04:29:39,449 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:29:39,450 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:29:39,450 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73fe678a1510361e3887d1b58245b9dd4e788878d5dd5b7b4f35abb16874b2b7 [2024-11-09 04:29:39,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:29:39,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:29:39,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:29:39,918 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:29:39,919 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:29:39,920 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i Unable to find full path for "g++" [2024-11-09 04:29:41,925 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:29:42,219 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:29:42,220 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i [2024-11-09 04:29:42,235 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/data/0d6c9b667/045d1122f8294eb5b8a8427020352b54/FLAGe82c2e6ca [2024-11-09 04:29:42,259 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/data/0d6c9b667/045d1122f8294eb5b8a8427020352b54 [2024-11-09 04:29:42,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:29:42,268 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:29:42,270 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:29:42,270 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:29:42,277 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:29:42,278 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:29:42" (1/1) ... [2024-11-09 04:29:42,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@573ce5cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42, skipping insertion in model container [2024-11-09 04:29:42,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:29:42" (1/1) ... [2024-11-09 04:29:42,331 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:29:42,577 WARN L250 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_46da65eb-d778-433d-b1eb-928290ad242d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i[916,929] [2024-11-09 04:29:42,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:29:42,739 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:29:42,758 WARN L250 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_46da65eb-d778-433d-b1eb-928290ad242d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i[916,929] [2024-11-09 04:29:42,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:29:42,878 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:29:42,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42 WrapperNode [2024-11-09 04:29:42,879 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:29:42,880 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:29:42,880 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:29:42,881 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:29:42,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42" (1/1) ... [2024-11-09 04:29:42,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42" (1/1) ... [2024-11-09 04:29:42,957 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-11-09 04:29:42,961 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:29:42,962 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:29:42,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:29:42,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:29:42,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42" (1/1) ... [2024-11-09 04:29:42,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42" (1/1) ... [2024-11-09 04:29:42,987 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42" (1/1) ... [2024-11-09 04:29:42,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42" (1/1) ... [2024-11-09 04:29:43,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42" (1/1) ... [2024-11-09 04:29:43,019 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42" (1/1) ... [2024-11-09 04:29:43,027 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42" (1/1) ... [2024-11-09 04:29:43,031 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42" (1/1) ... [2024-11-09 04:29:43,040 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:29:43,041 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:29:43,041 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:29:43,041 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:29:43,042 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42" (1/1) ... [2024-11-09 04:29:43,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:29:43,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:29:43,076 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:29:43,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:29:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:29:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 04:29:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:29:43,114 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:29:43,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:29:43,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:29:43,225 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:29:43,239 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:29:52,892 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-09 04:29:52,893 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:29:52,907 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:29:52,907 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 04:29:52,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:29:52 BoogieIcfgContainer [2024-11-09 04:29:52,908 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:29:52,910 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:29:52,911 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:29:52,914 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:29:52,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:29:42" (1/3) ... [2024-11-09 04:29:52,916 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18b29b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:29:52, skipping insertion in model container [2024-11-09 04:29:52,917 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:29:42" (2/3) ... [2024-11-09 04:29:52,917 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18b29b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:29:52, skipping insertion in model container [2024-11-09 04:29:52,918 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:29:52" (3/3) ... [2024-11-09 04:29:52,919 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-84.i [2024-11-09 04:29:52,938 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:29:52,938 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:29:53,010 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:29:53,016 INFO L333 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, 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;@7a975ab1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:29:53,017 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:29:53,022 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 54 states have (on average 1.4259259259259258) internal successors, (77), 55 states have internal predecessors, (77), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-09 04:29:53,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-09 04:29:53,037 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:29:53,038 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:29:53,039 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:29:53,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:29:53,047 INFO L85 PathProgramCache]: Analyzing trace with hash -811693429, now seen corresponding path program 1 times [2024-11-09 04:29:53,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:29:53,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [30819490] [2024-11-09 04:29:53,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:29:53,068 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 [2024-11-09 04:29:53,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:29:53,071 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 04:29:53,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:29:54,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:29:54,315 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 04:29:54,327 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:29:54,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-09 04:29:54,471 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:29:54,473 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:29:54,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [30819490] [2024-11-09 04:29:54,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [30819490] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:29:54,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:29:54,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 04:29:54,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508655832] [2024-11-09 04:29:54,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:29:54,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 04:29:54,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:29:54,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 04:29:54,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:29:54,520 INFO L87 Difference]: Start difference. First operand has 80 states, 54 states have (on average 1.4259259259259258) internal successors, (77), 55 states have internal predecessors, (77), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-09 04:29:57,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:30:00,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:30:00,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:30:00,599 INFO L93 Difference]: Finished difference Result 153 states and 263 transitions. [2024-11-09 04:30:00,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 04:30:00,681 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 154 [2024-11-09 04:30:00,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:30:00,689 INFO L225 Difference]: With dead ends: 153 [2024-11-09 04:30:00,690 INFO L226 Difference]: Without dead ends: 76 [2024-11-09 04:30:00,693 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:30:00,697 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-09 04:30:00,698 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 208 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 2 Unknown, 0 Unchecked, 6.0s Time] [2024-11-09 04:30:00,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-09 04:30:00,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-11-09 04:30:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 51 states have (on average 1.3333333333333333) internal successors, (68), 51 states have internal predecessors, (68), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-09 04:30:00,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 114 transitions. [2024-11-09 04:30:00,752 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 114 transitions. Word has length 154 [2024-11-09 04:30:00,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:30:00,755 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 114 transitions. [2024-11-09 04:30:00,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-09 04:30:00,756 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2024-11-09 04:30:00,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-09 04:30:00,761 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:30:00,761 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:30:00,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/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)] Ended with exit code 0 [2024-11-09 04:30:00,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:30:00,963 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:30:00,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:30:00,964 INFO L85 PathProgramCache]: Analyzing trace with hash 199423821, now seen corresponding path program 1 times [2024-11-09 04:30:00,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:30:00,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [106161660] [2024-11-09 04:30:00,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:30:00,965 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 [2024-11-09 04:30:00,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:30:00,967 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 04:30:00,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:30:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:30:01,907 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 04:30:01,913 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:30:03,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 508 proven. 39 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-11-09 04:30:03,794 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 04:30:04,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-09 04:30:04,707 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:30:04,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [106161660] [2024-11-09 04:30:04,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [106161660] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 04:30:04,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 04:30:04,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 7 [2024-11-09 04:30:04,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201104136] [2024-11-09 04:30:04,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:30:04,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:30:04,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:30:04,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:30:04,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 04:30:04,713 INFO L87 Difference]: Start difference. First operand 76 states and 114 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, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-09 04:30:07,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:30:09,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:30:11,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:30:13,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:30:13,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:30:13,349 INFO L93 Difference]: Finished difference Result 185 states and 275 transitions. [2024-11-09 04:30:13,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:30:13,350 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 154 [2024-11-09 04:30:13,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:30:13,354 INFO L225 Difference]: With dead ends: 185 [2024-11-09 04:30:13,354 INFO L226 Difference]: Without dead ends: 112 [2024-11-09 04:30:13,355 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:30:13,357 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 46 mSDsluCounter, 239 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:30:13,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 379 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 4 Unknown, 0 Unchecked, 8.5s Time] [2024-11-09 04:30:13,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-09 04:30:13,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 109. [2024-11-09 04:30:13,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 75 states have (on average 1.32) internal successors, (99), 76 states have internal predecessors, (99), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-09 04:30:13,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 161 transitions. [2024-11-09 04:30:13,396 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 161 transitions. Word has length 154 [2024-11-09 04:30:13,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:30:13,397 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 161 transitions. [2024-11-09 04:30:13,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-09 04:30:13,398 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 161 transitions. [2024-11-09 04:30:13,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-09 04:30:13,404 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:30:13,405 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:30:13,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-09 04:30:13,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:30:13,605 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:30:13,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:30:13,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1722805675, now seen corresponding path program 1 times [2024-11-09 04:30:13,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:30:13,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1158597027] [2024-11-09 04:30:13,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:30:13,609 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 [2024-11-09 04:30:13,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:30:13,612 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 04:30:13,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:30:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:30:14,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 04:30:14,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:30:18,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-11-09 04:30:18,888 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 04:30:20,519 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:30:20,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1158597027] [2024-11-09 04:30:20,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1158597027] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 04:30:20,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1826289224] [2024-11-09 04:30:20,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:30:20,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 04:30:20,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 04:30:20,530 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 04:30:20,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 04:30:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:30:24,384 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 04:30:24,389 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:30:27,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-11-09 04:30:27,739 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 04:30:28,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1826289224] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 04:30:28,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1785151820] [2024-11-09 04:30:28,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:30:28,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 04:30:28,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:30:28,617 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 04:30:28,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 04:30:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:30:29,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 04:30:29,256 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:30:32,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-11-09 04:30:32,330 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 04:30:33,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1785151820] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 04:30:33,205 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 04:30:33,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 8 [2024-11-09 04:30:33,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049386226] [2024-11-09 04:30:33,206 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 04:30:33,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 04:30:33,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:30:33,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 04:30:33,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:30:33,209 INFO L87 Difference]: Start difference. First operand 109 states and 161 transitions. Second operand has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 04:30:39,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:30:40,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:30:42,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:30:46,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:30:48,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:30:50,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:30:53,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:30:55,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:30:57,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:31:00,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:02,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:31:04,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:07,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:09,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:31:11,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:31:13,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:31:14,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:17,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:19,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:21,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:23,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:25,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:27,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:31:29,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:31,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:33,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:35,113 WARN L539 Checker$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 [] [2024-11-09 04:31:37,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:39,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:41,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:31:43,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:45,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:47,138 WARN L539 Checker$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 [] [2024-11-09 04:31:49,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:31:51,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:53,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:55,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:57,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:59,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:32:07,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:32:09,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:32:12,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:14,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:16,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:19,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:32:20,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:32:22,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:24,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:26,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:28,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:30,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:32,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:34,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:36,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:32:38,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:32:40,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:32:42,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:32:44,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:32:46,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:32:48,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:32:50,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:32:51,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:32:51,128 INFO L93 Difference]: Finished difference Result 879 states and 1291 transitions. [2024-11-09 04:32:51,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-09 04:32:51,129 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 154 [2024-11-09 04:32:51,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:32:51,152 INFO L225 Difference]: With dead ends: 879 [2024-11-09 04:32:51,152 INFO L226 Difference]: Without dead ends: 773 [2024-11-09 04:32:51,155 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 668 GetRequests, 627 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=492, Invalid=1314, Unknown=0, NotChecked=0, Total=1806 [2024-11-09 04:32:51,156 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 683 mSDsluCounter, 648 mSDsCounter, 0 mSdLazyCounter, 705 mSolverCounterSat, 275 mSolverCounterUnsat, 48 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 132.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 699 SdHoareTripleChecker+Valid, 775 SdHoareTripleChecker+Invalid, 1028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 705 IncrementalHoareTripleChecker+Invalid, 48 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 134.0s IncrementalHoareTripleChecker+Time [2024-11-09 04:32:51,156 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [699 Valid, 775 Invalid, 1028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 705 Invalid, 48 Unknown, 0 Unchecked, 134.0s Time] [2024-11-09 04:32:51,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2024-11-09 04:32:51,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 351. [2024-11-09 04:32:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 249 states have (on average 1.3493975903614457) internal successors, (336), 252 states have internal predecessors, (336), 93 states have call successors, (93), 8 states have call predecessors, (93), 8 states have return successors, (93), 90 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-09 04:32:51,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 522 transitions. [2024-11-09 04:32:51,253 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 522 transitions. Word has length 154 [2024-11-09 04:32:51,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:32:51,254 INFO L471 AbstractCegarLoop]: Abstraction has 351 states and 522 transitions. [2024-11-09 04:32:51,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 04:32:51,255 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 522 transitions. [2024-11-09 04:32:51,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-09 04:32:51,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:32:51,258 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:32:51,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 04:32:51,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-09 04:32:51,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-09 04:32:51,859 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 04:32:51,859 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:32:51,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:32:51,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1720958633, now seen corresponding path program 1 times [2024-11-09 04:32:51,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:32:51,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [962274584] [2024-11-09 04:32:51,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:32:51,860 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 [2024-11-09 04:32:51,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:32:51,864 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 04:32:51,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46da65eb-d778-433d-b1eb-928290ad242d/bin/utaipan-verify-YMUCfTKeje/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 (7)] Waiting until timeout for monitored process [2024-11-09 04:32:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:32:53,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-09 04:32:53,538 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:34:35,658 WARN L286 SmtUtils]: Spent 6.50s on a formula simplification that was a NOOP. DAG size: 67 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 04:34:59,986 WARN L286 SmtUtils]: Spent 6.03s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 04:35:23,338 WARN L286 SmtUtils]: Spent 6.29s on a formula simplification that was a NOOP. DAG size: 76 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 04:35:46,225 WARN L286 SmtUtils]: Spent 5.77s on a formula simplification that was a NOOP. DAG size: 76 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 04:37:28,835 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse9 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse9)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse9))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6))) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse8 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse5 ((_ zero_extend 24) c_~var_1_25~0))) (and (or (and (fp.geq c_~var_1_14~0 .cse0) (fp.leq c_~var_1_14~0 .cse1)) (and (fp.geq c_~var_1_14~0 .cse2) (fp.leq c_~var_1_14~0 .cse3))) (not (= (_ bv0 8) c_~var_1_20~0)) (= c_~var_1_26~0 c_~var_1_24~0) (fp.leq c_~var_1_5~0 .cse4) (bvsle ((_ zero_extend 24) c_~var_1_26~0) (_ bv127 32)) (bvsle .cse5 (_ bv64 32)) (fp.geq c_~var_1_30~0 .cse6) (or (and (fp.leq c_~var_1_15~0 .cse3) (fp.geq c_~var_1_15~0 .cse2)) (and (fp.geq c_~var_1_15~0 .cse0) (fp.leq c_~var_1_15~0 .cse1))) (fp.geq c_~var_1_4~0 .cse6) (fp.leq c_~var_1_4~0 .cse4) (let ((.cse7 (fp.lt c_~var_1_6~0 c_~var_1_7~0))) (or (and (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.sub c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0))) .cse7) (and (not .cse7) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.sub c_currentRoundingMode c_~var_1_5~0 c_~var_1_7~0)))))) (fp.geq c_~var_1_6~0 .cse6) (fp.leq c_~var_1_30~0 .cse8) (= (_ bv64 16) c_~var_1_27~0) (fp.geq c_~var_1_5~0 .cse6) (fp.leq c_~var_1_7~0 .cse8) (fp.geq c_~var_1_7~0 .cse6) (fp.leq c_~var_1_6~0 .cse8) (not (fp.lt c_~var_1_4~0 (fp.add c_currentRoundingMode c_~last_1_var_1_29~0 c_~var_1_6~0))) (not (bvslt ((_ zero_extend 24) c_~var_1_24~0) .cse5)) (= c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_7~0)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 04:39:59,002 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse12 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (let ((.cse5 ((_ zero_extend 24) c_~var_1_26~0)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse12)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse7)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse12))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse11 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse6 ((_ zero_extend 24) c_~var_1_25~0))) (and (or (and (fp.geq c_~var_1_14~0 .cse0) (fp.leq c_~var_1_14~0 .cse1)) (and (fp.geq c_~var_1_14~0 .cse2) (fp.leq c_~var_1_14~0 .cse3))) (= (fp.add c_currentRoundingMode c_~var_1_6~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_30~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 38.0 5.0))) c_~var_1_7~0)) c_~var_1_29~0) (not (= (_ bv0 8) c_~var_1_20~0)) (= c_~var_1_26~0 c_~var_1_24~0) (fp.leq c_~var_1_5~0 .cse4) (bvsle .cse5 (_ bv127 32)) (bvsle .cse6 (_ bv64 32)) (fp.geq c_~var_1_30~0 .cse7) (let ((.cse8 (bvneg .cse5)) (.cse9 (bvugt (bvadd c_~var_1_11~0 c_~var_1_32~0) c_~var_1_33~0))) (or (and (= (bvadd c_~var_1_33~0 .cse8) c_~var_1_31~0) (not .cse9)) (and (= (bvadd c_~var_1_11~0 .cse8 c_~var_1_32~0) c_~var_1_31~0) .cse9))) (or (and (fp.leq c_~var_1_15~0 .cse3) (fp.geq c_~var_1_15~0 .cse2)) (and (fp.geq c_~var_1_15~0 .cse0) (fp.leq c_~var_1_15~0 .cse1))) (fp.geq c_~var_1_4~0 .cse7) (fp.leq c_~var_1_4~0 .cse4) (let ((.cse10 (fp.lt c_~var_1_6~0 c_~var_1_7~0))) (or (and (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.sub c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0))) .cse10) (and (not .cse10) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.sub c_currentRoundingMode c_~var_1_5~0 c_~var_1_7~0)))))) (fp.geq c_~var_1_6~0 .cse7) (fp.leq c_~var_1_30~0 .cse11) (= (_ bv64 16) c_~var_1_27~0) (fp.geq c_~var_1_5~0 .cse7) (fp.leq c_~var_1_7~0 .cse11) (fp.geq c_~var_1_7~0 .cse7) (fp.leq c_~var_1_6~0 .cse11) (not (fp.lt c_~var_1_4~0 (fp.add c_currentRoundingMode c_~last_1_var_1_29~0 c_~var_1_6~0))) (not (bvslt ((_ zero_extend 24) c_~var_1_24~0) .cse6)) (= c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_7~0)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 04:42:37,402 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse12 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (let ((.cse5 ((_ zero_extend 24) c_~var_1_26~0)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse12)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse7)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse12))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse11 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse6 ((_ zero_extend 24) c_~var_1_25~0))) (and (or (and (fp.geq c_~var_1_14~0 .cse0) (fp.leq c_~var_1_14~0 .cse1)) (and (fp.geq c_~var_1_14~0 .cse2) (fp.leq c_~var_1_14~0 .cse3))) (= (fp.add c_currentRoundingMode c_~var_1_6~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_30~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 38.0 5.0))) c_~var_1_7~0)) c_~var_1_29~0) (not (= (_ bv0 8) c_~var_1_20~0)) (= (_ bv0 8) c_~var_1_17~0) (= (_ bv64 16) c_~var_1_16~0) (= c_~var_1_26~0 c_~var_1_24~0) (fp.leq c_~var_1_5~0 .cse4) (bvsle .cse5 (_ bv127 32)) (bvsle .cse6 (_ bv64 32)) (fp.geq c_~var_1_30~0 .cse7) (let ((.cse8 (bvneg .cse5)) (.cse9 (bvugt (bvadd c_~var_1_11~0 c_~var_1_32~0) c_~var_1_33~0))) (or (and (= (bvadd c_~var_1_33~0 .cse8) c_~var_1_31~0) (not .cse9)) (and (= (bvadd c_~var_1_11~0 .cse8 c_~var_1_32~0) c_~var_1_31~0) .cse9))) (or (and (fp.leq c_~var_1_15~0 .cse3) (fp.geq c_~var_1_15~0 .cse2)) (and (fp.geq c_~var_1_15~0 .cse0) (fp.leq c_~var_1_15~0 .cse1))) (fp.geq c_~var_1_4~0 .cse7) (fp.leq c_~var_1_4~0 .cse4) (let ((.cse10 (fp.lt c_~var_1_6~0 c_~var_1_7~0))) (or (and (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.sub c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0))) .cse10) (and (not .cse10) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.sub c_currentRoundingMode c_~var_1_5~0 c_~var_1_7~0)))))) (fp.geq c_~var_1_6~0 .cse7) (fp.leq c_~var_1_30~0 .cse11) (= (_ bv64 16) c_~var_1_27~0) (fp.geq c_~var_1_5~0 .cse7) (fp.leq c_~var_1_7~0 .cse11) (fp.geq c_~var_1_7~0 .cse7) (fp.leq c_~var_1_6~0 .cse11) (not (fp.lt c_~var_1_4~0 (fp.add c_currentRoundingMode c_~last_1_var_1_29~0 c_~var_1_6~0))) (not (bvslt ((_ zero_extend 24) c_~var_1_24~0) .cse6)) (= c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_7~0)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false