./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E --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 0.3.0-dev-826ab2b [2024-11-14 04:46:27,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:46:27,303 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:46:27,309 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:46:27,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:46:27,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:46:27,341 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:46:27,342 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:46:27,342 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:46:27,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:46:27,342 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:46:27,343 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:46:27,343 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:46:27,343 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:46:27,343 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:46:27,343 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:46:27,343 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:46:27,344 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:46:27,344 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:46:27,344 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:46:27,344 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:46:27,344 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:46:27,345 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:46:27,345 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:46:27,345 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:46:27,345 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:46:27,345 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:46:27,346 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:46:27,346 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:46:27,346 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:46:27,346 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:46:27,346 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:46:27,346 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:46:27,347 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:46:27,347 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:46:27,347 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:46:27,347 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:46:27,350 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:46:27,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:46:27,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:46:27,350 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:46:27,350 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:46:27,350 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:46:27,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:46:27,350 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:46:27,350 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:46:27,350 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:46:27,351 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E 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 [2024-11-14 04:46:27,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:46:27,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:46:27,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:46:27,678 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:46:27,679 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:46:27,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i Unable to find full path for "g++" [2024-11-14 04:46:29,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:46:30,062 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:46:30,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i [2024-11-14 04:46:30,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/data/d75280f1c/eff679630290431cbd62c238e07757d2/FLAGe61005954 [2024-11-14 04:46:30,088 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/data/d75280f1c/eff679630290431cbd62c238e07757d2 [2024-11-14 04:46:30,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:46:30,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:46:30,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:46:30,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:46:30,100 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:46:30,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:46:30" (1/1) ... [2024-11-14 04:46:30,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13dfdf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30, skipping insertion in model container [2024-11-14 04:46:30,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:46:30" (1/1) ... [2024-11-14 04:46:30,142 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:46:30,309 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_46233cfd-db01-4c2b-a874-c2af3ea70b40/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i[916,929] [2024-11-14 04:46:30,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:46:30,470 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:46:30,481 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_46233cfd-db01-4c2b-a874-c2af3ea70b40/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i[916,929] [2024-11-14 04:46:30,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:46:30,541 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:46:30,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30 WrapperNode [2024-11-14 04:46:30,542 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:46:30,544 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:46:30,544 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:46:30,544 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:46:30,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30" (1/1) ... [2024-11-14 04:46:30,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30" (1/1) ... [2024-11-14 04:46:30,634 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2024-11-14 04:46:30,634 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:46:30,634 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:46:30,635 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:46:30,635 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:46:30,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30" (1/1) ... [2024-11-14 04:46:30,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30" (1/1) ... [2024-11-14 04:46:30,652 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30" (1/1) ... [2024-11-14 04:46:30,652 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30" (1/1) ... [2024-11-14 04:46:30,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30" (1/1) ... [2024-11-14 04:46:30,681 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30" (1/1) ... [2024-11-14 04:46:30,684 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30" (1/1) ... [2024-11-14 04:46:30,686 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30" (1/1) ... [2024-11-14 04:46:30,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:46:30,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:46:30,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:46:30,693 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:46:30,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30" (1/1) ... [2024-11-14 04:46:30,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:46:30,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:46:30,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:46:30,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:46:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:46:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:46:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:46:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:46:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:46:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:46:30,904 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:46:30,906 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:46:31,474 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-14 04:46:31,474 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:46:31,849 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:46:31,850 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:46:31,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:46:31 BoogieIcfgContainer [2024-11-14 04:46:31,850 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:46:31,852 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:46:31,852 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:46:31,857 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:46:31,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:46:30" (1/3) ... [2024-11-14 04:46:31,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bc69904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:46:31, skipping insertion in model container [2024-11-14 04:46:31,859 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:30" (2/3) ... [2024-11-14 04:46:31,859 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bc69904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:46:31, skipping insertion in model container [2024-11-14 04:46:31,859 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:46:31" (3/3) ... [2024-11-14 04:46:31,860 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-84.i [2024-11-14 04:46:31,883 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:46:31,884 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-84.i that has 2 procedures, 47 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:46:31,962 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:46:31,984 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;@6562b340, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:46:31,985 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:46:31,990 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) [2024-11-14 04:46:32,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-14 04:46:32,003 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:46:32,004 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] [2024-11-14 04:46:32,004 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:46:32,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:46:32,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1517644150, now seen corresponding path program 1 times [2024-11-14 04:46:32,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:46:32,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036117113] [2024-11-14 04:46:32,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:46:32,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:46:32,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 04:46:32,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1331876437] [2024-11-14 04:46:32,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:46:32,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:46:32,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:46:32,825 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:46:32,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 04:46:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:46:33,475 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:46:33,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:46:33,761 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:46:33,763 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:46:33,765 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:46:33,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 04:46:33,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 04:46:33,973 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:46:34,115 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:46:34,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:46:34 BoogieIcfgContainer [2024-11-14 04:46:34,120 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:46:34,121 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:46:34,121 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:46:34,121 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:46:34,123 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:46:31" (3/4) ... [2024-11-14 04:46:34,126 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:46:34,127 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:46:34,131 INFO L158 Benchmark]: Toolchain (without parser) took 4036.60ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.7MB in the beginning and 263.9MB in the end (delta: -170.3MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. [2024-11-14 04:46:34,131 INFO L158 Benchmark]: CDTParser took 0.94ms. Allocated memory is still 167.8MB. Free memory is still 102.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:46:34,132 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.87ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 77.1MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:46:34,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.49ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 71.6MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:46:34,132 INFO L158 Benchmark]: Boogie Preprocessor took 57.60ms. Allocated memory is still 117.4MB. Free memory was 71.6MB in the beginning and 69.5MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:46:34,134 INFO L158 Benchmark]: RCFGBuilder took 1157.68ms. Allocated memory is still 117.4MB. Free memory was 69.5MB in the beginning and 58.1MB in the end (delta: 11.4MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-11-14 04:46:34,135 INFO L158 Benchmark]: TraceAbstraction took 2267.99ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 57.7MB in the beginning and 264.5MB in the end (delta: -206.9MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2024-11-14 04:46:34,135 INFO L158 Benchmark]: Witness Printer took 6.06ms. Allocated memory is still 352.3MB. Free memory was 264.5MB in the beginning and 263.9MB in the end (delta: 574.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:46:34,137 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94ms. Allocated memory is still 167.8MB. Free memory is still 102.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 449.87ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 77.1MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.49ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 71.6MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.60ms. Allocated memory is still 117.4MB. Free memory was 71.6MB in the beginning and 69.5MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1157.68ms. Allocated memory is still 117.4MB. Free memory was 69.5MB in the beginning and 58.1MB in the end (delta: 11.4MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2267.99ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 57.7MB in the beginning and 264.5MB in the end (delta: -206.9MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Witness Printer took 6.06ms. Allocated memory is still 352.3MB. Free memory was 264.5MB in the beginning and 263.9MB in the end (delta: 574.5kB). 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 someBinaryArithmeticDOUBLEoperation at line 103, overapproximation of someBinaryFLOATComparisonOperation at line 57, overapproximation of someBinaryFLOATComparisonOperation at line 167, overapproximation of someBinaryFLOATComparisonOperation at line 141, overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryFLOATComparisonOperation at line 137, overapproximation of someBinaryFLOATComparisonOperation at line 143, overapproximation of someBinaryDOUBLEComparisonOperation at line 150, overapproximation of someBinaryDOUBLEComparisonOperation at line 117, overapproximation of someBinaryDOUBLEComparisonOperation at line 148, 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: 2.0s, 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, 1.2s 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 [2024-11-14 04:46:34,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E --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 0.3.0-dev-826ab2b [2024-11-14 04:46:37,116 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:46:37,253 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:46:37,259 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:46:37,259 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:46:37,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:46:37,285 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:46:37,286 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:46:37,286 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:46:37,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:46:37,286 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:46:37,286 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:46:37,286 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:46:37,286 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:46:37,287 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:46:37,287 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:46:37,287 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:46:37,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:46:37,287 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:46:37,287 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:46:37,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:46:37,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:46:37,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:46:37,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:46:37,288 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:46:37,288 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:46:37,288 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:46:37,288 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:46:37,288 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:46:37,289 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:46:37,289 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:46:37,289 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:46:37,289 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:46:37,289 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:46:37,289 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:46:37,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:46:37,289 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:46:37,289 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:46:37,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:46:37,290 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:46:37,290 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:46:37,290 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:46:37,290 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:46:37,290 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E 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 [2024-11-14 04:46:37,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:46:37,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:46:37,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:46:37,658 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:46:37,659 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:46:37,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i Unable to find full path for "g++" [2024-11-14 04:46:39,799 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:46:40,109 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:46:40,113 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i [2024-11-14 04:46:40,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/data/57a2ad678/e180a80ea3104607916fca45b9453dde/FLAG7645b0304 [2024-11-14 04:46:40,156 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/data/57a2ad678/e180a80ea3104607916fca45b9453dde [2024-11-14 04:46:40,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:46:40,162 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:46:40,164 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:46:40,164 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:46:40,169 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:46:40,170 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:46:40" (1/1) ... [2024-11-14 04:46:40,171 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@367253c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40, skipping insertion in model container [2024-11-14 04:46:40,172 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:46:40" (1/1) ... [2024-11-14 04:46:40,210 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:46:40,418 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_46233cfd-db01-4c2b-a874-c2af3ea70b40/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i[916,929] [2024-11-14 04:46:40,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:46:40,585 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:46:40,603 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_46233cfd-db01-4c2b-a874-c2af3ea70b40/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i[916,929] [2024-11-14 04:46:40,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:46:40,733 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:46:40,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40 WrapperNode [2024-11-14 04:46:40,735 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:46:40,736 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:46:40,737 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:46:40,737 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:46:40,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40" (1/1) ... [2024-11-14 04:46:40,768 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40" (1/1) ... [2024-11-14 04:46:40,812 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-11-14 04:46:40,816 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:46:40,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:46:40,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:46:40,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:46:40,829 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40" (1/1) ... [2024-11-14 04:46:40,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40" (1/1) ... [2024-11-14 04:46:40,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40" (1/1) ... [2024-11-14 04:46:40,843 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40" (1/1) ... [2024-11-14 04:46:40,862 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40" (1/1) ... [2024-11-14 04:46:40,874 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40" (1/1) ... [2024-11-14 04:46:40,880 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40" (1/1) ... [2024-11-14 04:46:40,882 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40" (1/1) ... [2024-11-14 04:46:40,889 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:46:40,894 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:46:40,895 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:46:40,895 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:46:40,896 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40" (1/1) ... [2024-11-14 04:46:40,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:46:40,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:46:40,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:46:40,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:46:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:46:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:46:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:46:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:46:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:46:40,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:46:41,093 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:46:41,095 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:46:49,821 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-14 04:46:49,823 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:46:49,839 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:46:49,840 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:46:49,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:46:49 BoogieIcfgContainer [2024-11-14 04:46:49,841 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:46:49,844 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:46:49,844 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:46:49,851 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:46:49,851 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:46:40" (1/3) ... [2024-11-14 04:46:49,852 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77b00bcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:46:49, skipping insertion in model container [2024-11-14 04:46:49,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:40" (2/3) ... [2024-11-14 04:46:49,853 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77b00bcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:46:49, skipping insertion in model container [2024-11-14 04:46:49,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:46:49" (3/3) ... [2024-11-14 04:46:49,855 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-84.i [2024-11-14 04:46:49,874 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:46:49,877 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-84.i that has 2 procedures, 80 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:46:49,961 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:46:49,974 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;@2308dbda, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:46:49,974 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:46:49,979 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) [2024-11-14 04:46:49,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-14 04:46:49,997 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:46:49,998 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] [2024-11-14 04:46:49,999 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:46:50,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:46:50,004 INFO L85 PathProgramCache]: Analyzing trace with hash -811693429, now seen corresponding path program 1 times [2024-11-14 04:46:50,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:46:50,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2118343338] [2024-11-14 04:46:50,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:46:50,016 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 [2024-11-14 04:46:50,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:46:50,019 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:46:50,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:46:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:46:51,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 04:46:51,066 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:46:51,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-14 04:46:51,234 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:46:51,234 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:46:51,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2118343338] [2024-11-14 04:46:51,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2118343338] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:46:51,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:46:51,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:46:51,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013833292] [2024-11-14 04:46:51,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:46:51,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:46:51,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:46:51,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:46:51,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:46:51,272 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) [2024-11-14 04:46:55,285 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 [] [2024-11-14 04:46:57,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:57,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:46:57,940 INFO L93 Difference]: Finished difference Result 153 states and 263 transitions. [2024-11-14 04:46:58,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:46:58,016 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 [2024-11-14 04:46:58,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:46:58,025 INFO L225 Difference]: With dead ends: 153 [2024-11-14 04:46:58,025 INFO L226 Difference]: Without dead ends: 76 [2024-11-14 04:46:58,029 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 [2024-11-14 04:46:58,032 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s 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, 6.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:46:58,032 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 208 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 2 Unknown, 0 Unchecked, 6.6s Time] [2024-11-14 04:46:58,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-14 04:46:58,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-11-14 04:46:58,080 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) [2024-11-14 04:46:58,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 114 transitions. [2024-11-14 04:46:58,090 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 114 transitions. Word has length 154 [2024-11-14 04:46:58,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:46:58,093 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 114 transitions. [2024-11-14 04:46:58,093 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) [2024-11-14 04:46:58,093 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2024-11-14 04:46:58,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-14 04:46:58,097 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:46:58,097 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] [2024-11-14 04:46:58,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-14 04:46:58,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:46:58,298 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:46:58,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:46:58,299 INFO L85 PathProgramCache]: Analyzing trace with hash 199423821, now seen corresponding path program 1 times [2024-11-14 04:46:58,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:46:58,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [63833552] [2024-11-14 04:46:58,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:46:58,300 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 [2024-11-14 04:46:58,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:46:58,304 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:46:58,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:46:59,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:46:59,299 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 04:46:59,305 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:47:01,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 508 proven. 39 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-11-14 04:47:01,001 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:47:01,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-14 04:47:01,884 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:47:01,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [63833552] [2024-11-14 04:47:01,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [63833552] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-14 04:47:01,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 04:47:01,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 7 [2024-11-14 04:47:01,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144856191] [2024-11-14 04:47:01,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:47:01,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:47:01,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:47:01,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:47:01,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-14 04:47:01,890 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) [2024-11-14 04:47:04,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:06,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:08,330 WARN L539 Checker$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 [] [2024-11-14 04:47:10,334 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 [] [2024-11-14 04:47:10,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:47:10,436 INFO L93 Difference]: Finished difference Result 185 states and 275 transitions. [2024-11-14 04:47:10,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:47:10,437 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 [2024-11-14 04:47:10,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:47:10,440 INFO L225 Difference]: With dead ends: 185 [2024-11-14 04:47:10,440 INFO L226 Difference]: Without dead ends: 112 [2024-11-14 04:47:10,441 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-14 04:47:10,442 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 [2024-11-14 04:47:10,442 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] [2024-11-14 04:47:10,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-14 04:47:10,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 109. [2024-11-14 04:47:10,462 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) [2024-11-14 04:47:10,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 161 transitions. [2024-11-14 04:47:10,464 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 161 transitions. Word has length 154 [2024-11-14 04:47:10,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:47:10,465 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 161 transitions. [2024-11-14 04:47:10,466 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) [2024-11-14 04:47:10,466 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 161 transitions. [2024-11-14 04:47:10,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-14 04:47:10,469 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:47:10,469 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] [2024-11-14 04:47:10,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:47:10,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:47:10,670 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:47:10,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:47:10,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1722805675, now seen corresponding path program 1 times [2024-11-14 04:47:10,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:47:10,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1437641518] [2024-11-14 04:47:10,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:47:10,671 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 [2024-11-14 04:47:10,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:47:10,674 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:47:10,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:47:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:47:11,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:47:11,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:47:16,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-11-14 04:47:16,055 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:47:17,537 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:47:17,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1437641518] [2024-11-14 04:47:17,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1437641518] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:47:17,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1928771044] [2024-11-14 04:47:17,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:47:17,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:47:17,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:47:17,541 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:47:17,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-14 04:47:21,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:47:21,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 04:47:21,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:47:24,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-11-14 04:47:24,727 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:47:25,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1928771044] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:47:25,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1056179350] [2024-11-14 04:47:25,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:47:25,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:47:25,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:47:25,647 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:47:25,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-14 04:47:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:47:26,254 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:47:26,257 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:47:29,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-11-14 04:47:29,220 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:47:30,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1056179350] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:47:30,079 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 04:47:30,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 8 [2024-11-14 04:47:30,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816379685] [2024-11-14 04:47:30,079 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 04:47:30,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 04:47:30,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:47:30,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 04:47:30,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:47:30,081 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) [2024-11-14 04:47:35,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:36,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:39,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:41,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:44,043 WARN L539 Checker$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] [2024-11-14 04:47:46,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:47:48,047 WARN L539 Checker$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] [2024-11-14 04:47:51,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:53,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:55,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:57,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:59,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:01,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:03,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:04,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:06,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:48:08,797 WARN L539 Checker$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] [2024-11-14 04:48:10,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:48:12,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:14,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:16,692 WARN L539 Checker$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 [] [2024-11-14 04:48:18,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:20,700 WARN L539 Checker$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 [] [2024-11-14 04:48:22,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:24,705 WARN L539 Checker$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] [2024-11-14 04:48:26,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:28,713 WARN L539 Checker$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 [] [2024-11-14 04:48:30,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:32,718 WARN L539 Checker$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 [] [2024-11-14 04:48:34,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:36,727 WARN L539 Checker$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 [] [2024-11-14 04:48:38,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:48:40,733 WARN L539 Checker$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 [] [2024-11-14 04:48:42,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:44,741 WARN L539 Checker$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 [] [2024-11-14 04:48:46,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:48:48,760 WARN L539 Checker$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 [] [2024-11-14 04:48:50,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:52,763 WARN L539 Checker$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 [] [2024-11-14 04:48:54,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:48:56,770 WARN L539 Checker$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] [2024-11-14 04:49:06,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:49:10,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:49:12,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:49:13,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:49:15,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:49:19,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:49:21,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:49:23,770 WARN L539 Checker$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 [] [2024-11-14 04:49:25,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:49:27,775 WARN L539 Checker$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 [] [2024-11-14 04:49:29,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:49:31,784 WARN L539 Checker$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] [2024-11-14 04:49:33,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:49:35,793 WARN L539 Checker$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] [2024-11-14 04:49:37,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:49:39,800 WARN L539 Checker$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] [2024-11-14 04:49:41,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:49:43,809 WARN L539 Checker$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] [2024-11-14 04:49:45,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:49:46,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:49:46,401 INFO L93 Difference]: Finished difference Result 879 states and 1291 transitions. [2024-11-14 04:49:46,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-14 04:49:46,402 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 [2024-11-14 04:49:46,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:49:46,412 INFO L225 Difference]: With dead ends: 879 [2024-11-14 04:49:46,412 INFO L226 Difference]: Without dead ends: 773 [2024-11-14 04:49:46,417 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 668 GetRequests, 627 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=492, Invalid=1314, Unknown=0, NotChecked=0, Total=1806 [2024-11-14 04:49:46,418 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 683 mSDsluCounter, 650 mSDsCounter, 0 mSdLazyCounter, 705 mSolverCounterSat, 275 mSolverCounterUnsat, 49 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 131.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 699 SdHoareTripleChecker+Valid, 778 SdHoareTripleChecker+Invalid, 1029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 705 IncrementalHoareTripleChecker+Invalid, 49 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 132.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:49:46,419 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [699 Valid, 778 Invalid, 1029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 705 Invalid, 49 Unknown, 0 Unchecked, 132.3s Time] [2024-11-14 04:49:46,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2024-11-14 04:49:46,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 351. [2024-11-14 04:49:46,569 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) [2024-11-14 04:49:46,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 522 transitions. [2024-11-14 04:49:46,592 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 522 transitions. Word has length 154 [2024-11-14 04:49:46,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:49:46,595 INFO L471 AbstractCegarLoop]: Abstraction has 351 states and 522 transitions. [2024-11-14 04:49:46,595 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) [2024-11-14 04:49:46,595 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 522 transitions. [2024-11-14 04:49:46,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-14 04:49:46,601 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:49:46,601 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] [2024-11-14 04:49:46,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-14 04:49:46,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:49:47,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-14 04:49:47,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:49:47,202 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:49:47,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:49:47,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1720958633, now seen corresponding path program 1 times [2024-11-14 04:49:47,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:49:47,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [36800407] [2024-11-14 04:49:47,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:49:47,204 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 [2024-11-14 04:49:47,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:49:47,210 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:49:47,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46233cfd-db01-4c2b-a874-c2af3ea70b40/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:49:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:49:48,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-14 04:49:48,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:51:32,253 WARN L286 SmtUtils]: Spent 5.53s 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) [2024-11-14 04:51:55,915 WARN L286 SmtUtils]: Spent 5.82s 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) [2024-11-14 04:52:21,729 WARN L286 SmtUtils]: Spent 6.43s 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) [2024-11-14 04:52:48,782 WARN L286 SmtUtils]: Spent 6.59s 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) [2024-11-14 04:54:41,917 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 [2024-11-14 04:57:13,413 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 [2024-11-14 04:59:54,892 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