./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-23.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91 --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 7a3179c0cf16464cde44660d10a755d1ee2fcf4fae5cceca68565b66ea926252 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:55:24,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:55:24,325 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:55:24,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:55:24,335 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:55:24,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:55:24,371 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:55:24,372 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:55:24,373 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:55:24,375 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:55:24,376 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:55:24,377 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:55:24,378 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:55:24,381 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:55:24,381 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:55:24,382 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:55:24,383 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:55:24,384 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:55:24,390 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:55:24,391 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:55:24,392 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:55:24,392 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:55:24,393 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:55:24,393 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:55:24,394 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:55:24,394 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:55:24,395 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:55:24,395 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:55:24,396 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:55:24,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:55:24,398 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:55:24,398 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:55:24,399 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:55:24,400 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:55:24,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:55:24,400 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:55:24,401 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:55:24,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:24,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:55:24,402 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:55:24,402 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:55:24,402 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:55:24,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:55:24,403 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:55:24,404 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:55:24,404 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:55:24,404 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:55:24,404 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a3179c0cf16464cde44660d10a755d1ee2fcf4fae5cceca68565b66ea926252 [2023-11-24 23:55:24,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:55:24,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:55:24,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:55:24,751 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:55:24,752 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:55:24,754 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-23.i [2023-11-24 23:55:27,870 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:55:28,128 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:55:28,129 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-23.i [2023-11-24 23:55:28,139 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/data/2f726d49f/1f78a30d3cf943bc92fea51193e419f8/FLAG467543eea [2023-11-24 23:55:28,153 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/data/2f726d49f/1f78a30d3cf943bc92fea51193e419f8 [2023-11-24 23:55:28,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:55:28,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:55:28,159 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:28,159 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:55:28,164 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:55:28,165 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:28" (1/1) ... [2023-11-24 23:55:28,166 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23e8f955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28, skipping insertion in model container [2023-11-24 23:55:28,166 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:28" (1/1) ... [2023-11-24 23:55:28,203 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:55:28,347 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-23.i[916,929] [2023-11-24 23:55:28,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:28,445 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:55:28,459 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-23.i[916,929] [2023-11-24 23:55:28,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:28,565 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:55:28,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28 WrapperNode [2023-11-24 23:55:28,566 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:28,567 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:28,567 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:55:28,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:55:28,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28" (1/1) ... [2023-11-24 23:55:28,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28" (1/1) ... [2023-11-24 23:55:28,655 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 230 [2023-11-24 23:55:28,656 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:28,657 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:55:28,657 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:55:28,657 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:55:28,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28" (1/1) ... [2023-11-24 23:55:28,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28" (1/1) ... [2023-11-24 23:55:28,672 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28" (1/1) ... [2023-11-24 23:55:28,672 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28" (1/1) ... [2023-11-24 23:55:28,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28" (1/1) ... [2023-11-24 23:55:28,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28" (1/1) ... [2023-11-24 23:55:28,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28" (1/1) ... [2023-11-24 23:55:28,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28" (1/1) ... [2023-11-24 23:55:28,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:55:28,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:55:28,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:55:28,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:55:28,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28" (1/1) ... [2023-11-24 23:55:28,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:28,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:28,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:55:28,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:55:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:55:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:55:28,831 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:55:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:55:28,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:55:28,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:55:29,028 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:55:29,031 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:55:29,545 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:55:29,873 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:55:29,873 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:55:29,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:29 BoogieIcfgContainer [2023-11-24 23:55:29,876 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:55:29,879 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:55:29,880 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:55:29,883 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:55:29,884 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:55:28" (1/3) ... [2023-11-24 23:55:29,885 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@167c5586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:29, skipping insertion in model container [2023-11-24 23:55:29,886 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:28" (2/3) ... [2023-11-24 23:55:29,887 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@167c5586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:29, skipping insertion in model container [2023-11-24 23:55:29,887 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:29" (3/3) ... [2023-11-24 23:55:29,889 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-23.i [2023-11-24 23:55:29,910 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:55:29,911 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:55:29,982 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:55:29,991 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@9647224, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:55:29,992 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:55:29,997 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-24 23:55:30,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-24 23:55:30,041 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:55:30,042 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:55:30,043 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:55:30,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:55:30,062 INFO L85 PathProgramCache]: Analyzing trace with hash -1298474, now seen corresponding path program 1 times [2023-11-24 23:55:30,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:55:30,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775903010] [2023-11-24 23:55:30,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:30,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:55:30,348 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:55:30,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1104130358] [2023-11-24 23:55:30,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:30,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:55:30,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:30,355 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:55:30,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:55:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:55:31,613 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:55:32,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:55:32,346 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:55:32,350 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:55:32,351 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:55:32,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:55:32,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:55:32,568 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:55:32,573 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:55:32,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:55:32 BoogieIcfgContainer [2023-11-24 23:55:32,722 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:55:32,722 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:55:32,723 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:55:32,723 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:55:32,724 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:29" (3/4) ... [2023-11-24 23:55:32,726 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:55:32,727 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:55:32,729 INFO L158 Benchmark]: Toolchain (without parser) took 4570.96ms. Allocated memory is still 167.8MB. Free memory was 135.1MB in the beginning and 75.7MB in the end (delta: 59.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-24 23:55:32,729 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 115.3MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:55:32,730 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.63ms. Allocated memory is still 167.8MB. Free memory was 135.1MB in the beginning and 118.5MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:55:32,731 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.03ms. Allocated memory is still 167.8MB. Free memory was 118.5MB in the beginning and 114.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:55:32,731 INFO L158 Benchmark]: Boogie Preprocessor took 88.89ms. Allocated memory is still 167.8MB. Free memory was 114.3MB in the beginning and 112.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:55:32,732 INFO L158 Benchmark]: RCFGBuilder took 1129.30ms. Allocated memory is still 167.8MB. Free memory was 112.2MB in the beginning and 73.5MB in the end (delta: 38.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-24 23:55:32,733 INFO L158 Benchmark]: TraceAbstraction took 2842.51ms. Allocated memory is still 167.8MB. Free memory was 72.6MB in the beginning and 75.7MB in the end (delta: -3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:55:32,733 INFO L158 Benchmark]: Witness Printer took 5.04ms. Allocated memory is still 167.8MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:55:32,737 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 115.3MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.63ms. Allocated memory is still 167.8MB. Free memory was 135.1MB in the beginning and 118.5MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.03ms. Allocated memory is still 167.8MB. Free memory was 118.5MB in the beginning and 114.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.89ms. Allocated memory is still 167.8MB. Free memory was 114.3MB in the beginning and 112.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1129.30ms. Allocated memory is still 167.8MB. Free memory was 112.2MB in the beginning and 73.5MB in the end (delta: 38.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2842.51ms. Allocated memory is still 167.8MB. Free memory was 72.6MB in the beginning and 75.7MB in the end (delta: -3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.04ms. Allocated memory is still 167.8MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 216, overapproximation of someBinaryArithmeticFLOAToperation at line 100. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -16; [L23] unsigned long int var_1_2 = 2645914509; [L24] signed char var_1_5 = -50; [L25] signed char var_1_6 = 2; [L26] signed char var_1_7 = 5; [L27] float var_1_8 = 64.1; [L28] float var_1_10 = 8.4; [L29] float var_1_11 = 2.75; [L30] float var_1_12 = 0.9; [L31] unsigned long int var_1_14 = 10; [L32] unsigned long int var_1_15 = 2626053835; [L33] float var_1_17 = 64.625; [L34] float var_1_18 = 15.25; [L35] float var_1_19 = 10000000000.375; [L36] float var_1_20 = 0.0; [L37] float var_1_21 = 25.5; [L38] float var_1_22 = 4.5; [L39] float var_1_23 = 255.125; [L40] float var_1_24 = 15.775; [L41] unsigned char var_1_25 = 0; [L42] unsigned char var_1_26 = 0; [L43] unsigned char var_1_27 = 0; [L44] unsigned char var_1_28 = 1; [L45] unsigned char var_1_29 = 0; [L46] unsigned char var_1_30 = 1; [L47] unsigned long int var_1_31 = 10; [L48] unsigned char var_1_33 = 0; [L49] unsigned char var_1_34 = 100; [L50] unsigned long int var_1_35 = 32; [L51] unsigned short int var_1_36 = 128; [L52] unsigned short int var_1_37 = 36168; [L53] unsigned char var_1_38 = 0; [L54] signed short int var_1_39 = -1; [L55] double var_1_40 = 8.7; [L56] signed char last_1_var_1_1 = -16; [L57] unsigned long int last_1_var_1_14 = 10; [L58] float last_1_var_1_17 = 64.625; [L220] isInitial = 1 [L221] FCALL initially() [L222] COND TRUE 1 [L223] CALL updateLastVariables() [L211] last_1_var_1_1 = var_1_1 [L212] last_1_var_1_14 = var_1_14 [L213] last_1_var_1_17 = var_1_17 [L223] RET updateLastVariables() [L224] CALL updateVariables() [L153] var_1_2 = __VERIFIER_nondet_ulong() [L154] CALL assume_abort_if_not(var_1_2 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-50, var_1_6=2, var_1_7=5, var_1_8=641/10] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_2 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-50, var_1_6=2, var_1_7=5, var_1_8=641/10] [L155] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-50, var_1_6=2, var_1_7=5, var_1_8=641/10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-50, var_1_6=2, var_1_7=5, var_1_8=641/10] [L156] var_1_5 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_5 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=2, var_1_7=5, var_1_8=641/10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_5 >= -63) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=2, var_1_7=5, var_1_8=641/10] [L158] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=2, var_1_7=5, var_1_8=641/10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=2, var_1_7=5, var_1_8=641/10] [L159] var_1_6 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=5, var_1_8=641/10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=5, var_1_8=641/10] [L161] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=5, var_1_8=641/10] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=5, var_1_8=641/10] [L162] var_1_7 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L164] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L165] var_1_10 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L167] var_1_11 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L169] var_1_12 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L171] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L172] var_1_15 = __VERIFIER_nondet_ulong() [L173] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L174] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L175] var_1_18 = __VERIFIER_nondet_float() [L176] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L177] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L178] var_1_20 = __VERIFIER_nondet_float() [L179] CALL assume_abort_if_not((var_1_20 >= 2305843.009213691390e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_20 >= 2305843.009213691390e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L180] var_1_21 = __VERIFIER_nondet_float() [L181] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L182] var_1_22 = __VERIFIER_nondet_float() [L183] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L184] var_1_23 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 2305843.009213691390e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 2305843.009213691390e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L186] var_1_24 = __VERIFIER_nondet_float() [L187] CALL assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L188] var_1_26 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L190] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L191] var_1_27 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_27 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_27 >= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L193] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L194] var_1_28 = __VERIFIER_nondet_uchar() [L195] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L196] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L197] var_1_29 = __VERIFIER_nondet_uchar() [L198] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L199] CALL assume_abort_if_not(var_1_29 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_29 <= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L200] var_1_30 = __VERIFIER_nondet_uchar() [L201] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L202] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L203] var_1_34 = __VERIFIER_nondet_uchar() [L204] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=127, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=127, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L205] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=127, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=127, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L206] var_1_37 = __VERIFIER_nondet_ushort() [L207] CALL assume_abort_if_not(var_1_37 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=127, var_1_35=32, var_1_36=128, var_1_37=65534, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L207] RET assume_abort_if_not(var_1_37 >= 32767) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=127, var_1_35=32, var_1_36=128, var_1_37=65534, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L208] CALL assume_abort_if_not(var_1_37 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=127, var_1_35=32, var_1_36=128, var_1_37=65534, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L20] COND FALSE !(!cond) [L208] RET assume_abort_if_not(var_1_37 <= 65534) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2147483648, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=127, var_1_35=32, var_1_36=128, var_1_37=65534, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=641/10] [L224] RET updateVariables() [L225] CALL step() [L62] COND TRUE var_1_24 < last_1_var_1_17 [L63] var_1_36 = (var_1_37 - last_1_var_1_14) [L67] signed long int stepLocal_7 = last_1_var_1_1; [L68] COND FALSE !(stepLocal_7 > var_1_7) [L71] var_1_38 = var_1_26 [L73] COND FALSE !(\read(var_1_38)) [L76] COND TRUE \read(var_1_27) [L77] var_1_25 = (! (var_1_26 && var_1_29)) [L82] COND FALSE !(var_1_11 < var_1_10) [L85] COND FALSE !(\read(var_1_38)) [L88] var_1_35 = var_1_36 [L91] unsigned char stepLocal_0 = var_1_38; [L92] COND TRUE ((var_1_2 - 16u) != var_1_35) || stepLocal_0 [L93] var_1_1 = (var_1_5 + (var_1_6 - var_1_7)) [L97] COND TRUE \read(var_1_25) [L98] var_1_19 = var_1_11 [L102] var_1_40 = var_1_10 [L103] var_1_39 = var_1_1 [L104] unsigned char stepLocal_6 = var_1_30; [L105] COND FALSE !(\read(var_1_29)) [L112] unsigned char stepLocal_4 = var_1_38; [L113] unsigned char stepLocal_3 = (- var_1_12) != 1.9f; [L114] COND FALSE !(stepLocal_3 || ((var_1_36 * var_1_7) < var_1_33)) [L117] COND FALSE !(stepLocal_4 && var_1_25) [L120] var_1_14 = var_1_15 [L123] COND TRUE (var_1_14 * var_1_14) <= var_1_5 [L124] var_1_31 = ((((var_1_33) > (var_1_15)) ? (var_1_33) : (var_1_15))) [L128] unsigned long int stepLocal_5 = var_1_36 + var_1_15; [L129] COND TRUE var_1_12 < (var_1_11 / var_1_18) [L130] COND TRUE (var_1_7 + ((((var_1_31) > (var_1_33)) ? (var_1_31) : (var_1_33)))) <= stepLocal_5 [L131] var_1_17 = var_1_10 [L138] unsigned char stepLocal_2 = var_1_25; [L139] unsigned long int stepLocal_1 = var_1_14; [L140] COND FALSE !(\read(var_1_38)) [L145] COND TRUE ((var_1_11 / var_1_12) == var_1_10) && stepLocal_2 [L146] var_1_8 = var_1_10 [L225] RET step() [L226] CALL, EXPR property() [L216-L217] return (((((((((((((((var_1_2 - 16u) != var_1_35) || var_1_38) ? (var_1_1 == ((signed char) (var_1_5 + (var_1_6 - var_1_7)))) : (var_1_1 == ((signed char) (((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) < 0 ) ? -((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) : ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))))))) && (var_1_38 ? (((8u * (var_1_2 * var_1_7)) >= var_1_14) ? (var_1_8 == ((float) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))))) : 1) : ((((var_1_11 / var_1_12) == var_1_10) && var_1_25) ? (var_1_8 == ((float) var_1_10)) : (var_1_8 == ((float) 7.6f))))) && ((((- var_1_12) != 1.9f) || ((var_1_36 * var_1_7) < var_1_33)) ? (var_1_14 == ((unsigned long int) ((((var_1_7) < ((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) - var_1_36))) ? (var_1_7) : ((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) - var_1_36)))))) : ((var_1_38 && var_1_25) ? (var_1_14 == ((unsigned long int) var_1_36)) : (var_1_14 == ((unsigned long int) var_1_15))))) && ((var_1_12 < (var_1_11 / var_1_18)) ? (((var_1_7 + ((((var_1_31) > (var_1_33)) ? (var_1_31) : (var_1_33)))) <= (var_1_36 + var_1_15)) ? (var_1_17 == ((float) var_1_10)) : (var_1_17 == ((float) var_1_10))) : (var_1_17 == ((float) var_1_11)))) && (var_1_25 ? (var_1_19 == ((float) var_1_11)) : (var_1_19 == ((float) (((var_1_20 - var_1_21) - (var_1_22 + var_1_23)) + var_1_24))))) && (var_1_38 ? (var_1_25 == ((unsigned char) (((! var_1_26) && var_1_27) && var_1_28))) : (var_1_27 ? (var_1_25 == ((unsigned char) (! (var_1_26 && var_1_29)))) : (var_1_25 == ((unsigned char) (var_1_28 && var_1_30)))))) && (((var_1_14 * var_1_14) <= var_1_5) ? (var_1_31 == ((unsigned long int) ((((var_1_33) > (var_1_15)) ? (var_1_33) : (var_1_15))))) : (var_1_31 == ((unsigned long int) var_1_33)))) && (var_1_29 ? ((var_1_25 && var_1_30) ? (var_1_33 == ((unsigned char) var_1_7)) : (var_1_33 == ((unsigned char) (var_1_6 + (var_1_34 - var_1_7))))) : 1)) && ((var_1_11 < var_1_10) ? (var_1_35 == ((unsigned long int) (var_1_15 - var_1_36))) : (var_1_38 ? (var_1_35 == ((unsigned long int) ((((var_1_15) > (var_1_6)) ? (var_1_15) : (var_1_6))))) : (var_1_35 == ((unsigned long int) var_1_36))))) && ((var_1_24 < last_1_var_1_17) ? (var_1_36 == ((unsigned short int) (var_1_37 - last_1_var_1_14))) : (var_1_36 == ((unsigned short int) (var_1_37 - last_1_var_1_14))))) && ((last_1_var_1_1 > var_1_7) ? (var_1_38 == ((unsigned char) (var_1_30 || var_1_27))) : (var_1_38 == ((unsigned char) var_1_26)))) && (var_1_39 == ((signed short int) var_1_1))) && (var_1_40 == ((double) var_1_10)) ; [L226] RET, EXPR property() [L226] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=2, var_1_11=3, var_1_14=2147483648, var_1_15=2147483648, var_1_17=2, var_1_19=3, var_1_1=126, var_1_25=1, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=2147483648, var_1_33=0, var_1_34=127, var_1_35=65524, var_1_36=65524, var_1_37=65534, var_1_38=0, var_1_39=126, var_1_40=2, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=2, var_1_11=3, var_1_14=2147483648, var_1_15=2147483648, var_1_17=2, var_1_19=3, var_1_1=126, var_1_25=1, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483647, var_1_30=1, var_1_31=2147483648, var_1_33=0, var_1_34=127, var_1_35=65524, var_1_36=65524, var_1_37=65534, var_1_38=0, var_1_39=126, var_1_40=2, var_1_5=63, var_1_6=63, var_1_7=0, var_1_8=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 1, TraceHistogramMax: 35, 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=65occurred 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, 130 NumberOfCodeBlocks, 130 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:55:32,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91 --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 7a3179c0cf16464cde44660d10a755d1ee2fcf4fae5cceca68565b66ea926252 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:55:35,358 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:55:35,508 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:55:35,516 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:55:35,517 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:55:35,564 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:55:35,565 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:55:35,566 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:55:35,567 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:55:35,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:55:35,573 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:55:35,573 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:55:35,574 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:55:35,576 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:55:35,576 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:55:35,577 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:55:35,578 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:55:35,578 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:55:35,579 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:55:35,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:55:35,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:55:35,581 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:55:35,582 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:55:35,582 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:55:35,583 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:55:35,583 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:55:35,584 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:55:35,584 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:55:35,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:55:35,585 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:55:35,586 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:55:35,587 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:55:35,587 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:55:35,587 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:55:35,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:35,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:55:35,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:55:35,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:55:35,589 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:55:35,590 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:55:35,590 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:55:35,590 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:55:35,591 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:55:35,591 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:55:35,591 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a3179c0cf16464cde44660d10a755d1ee2fcf4fae5cceca68565b66ea926252 [2023-11-24 23:55:36,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:55:36,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:55:36,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:55:36,035 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:55:36,036 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:55:36,037 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-23.i [2023-11-24 23:55:39,243 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:55:39,551 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:55:39,552 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-23.i [2023-11-24 23:55:39,563 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/data/d8032d9b7/cdbeb8faf1c3416faf8d07a9bbe04f71/FLAG897d19943 [2023-11-24 23:55:39,585 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/data/d8032d9b7/cdbeb8faf1c3416faf8d07a9bbe04f71 [2023-11-24 23:55:39,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:55:39,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:55:39,590 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:39,590 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:55:39,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:55:39,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:39" (1/1) ... [2023-11-24 23:55:39,597 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52774ccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:39, skipping insertion in model container [2023-11-24 23:55:39,597 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:39" (1/1) ... [2023-11-24 23:55:39,644 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:55:39,790 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-23.i[916,929] [2023-11-24 23:55:39,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:39,918 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:55:39,934 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-23.i[916,929] [2023-11-24 23:55:40,050 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:40,091 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:55:40,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:40 WrapperNode [2023-11-24 23:55:40,092 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:40,093 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:40,093 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:55:40,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:55:40,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:40" (1/1) ... [2023-11-24 23:55:40,118 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:40" (1/1) ... [2023-11-24 23:55:40,157 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 227 [2023-11-24 23:55:40,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:40,158 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:55:40,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:55:40,159 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:55:40,168 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:40" (1/1) ... [2023-11-24 23:55:40,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:40" (1/1) ... [2023-11-24 23:55:40,175 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:40" (1/1) ... [2023-11-24 23:55:40,176 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:40" (1/1) ... [2023-11-24 23:55:40,194 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:40" (1/1) ... [2023-11-24 23:55:40,198 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:40" (1/1) ... [2023-11-24 23:55:40,206 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:40" (1/1) ... [2023-11-24 23:55:40,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:40" (1/1) ... [2023-11-24 23:55:40,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:55:40,216 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:55:40,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:55:40,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:55:40,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:40" (1/1) ... [2023-11-24 23:55:40,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:40,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:40,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:55:40,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:55:40,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:55:40,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:55:40,330 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:55:40,330 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:55:40,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:55:40,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:55:40,472 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:55:40,475 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:55:48,431 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:55:48,544 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:55:48,545 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:55:48,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:48 BoogieIcfgContainer [2023-11-24 23:55:48,546 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:55:48,549 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:55:48,549 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:55:48,552 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:55:48,553 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:55:39" (1/3) ... [2023-11-24 23:55:48,553 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c8eec80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:48, skipping insertion in model container [2023-11-24 23:55:48,554 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:40" (2/3) ... [2023-11-24 23:55:48,555 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c8eec80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:48, skipping insertion in model container [2023-11-24 23:55:48,555 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:48" (3/3) ... [2023-11-24 23:55:48,557 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-23.i [2023-11-24 23:55:48,577 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:55:48,577 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:55:48,655 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:55:48,663 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4f805c1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:55:48,663 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:55:48,667 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-24 23:55:48,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-24 23:55:48,687 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:55:48,688 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:55:48,689 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:55:48,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:55:48,694 INFO L85 PathProgramCache]: Analyzing trace with hash -714071671, now seen corresponding path program 1 times [2023-11-24 23:55:48,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:55:48,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [115693537] [2023-11-24 23:55:48,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:48,712 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:55:48,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:55:48,715 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:55:48,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:55:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:55:49,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:55:49,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:55:53,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 718 proven. 84 refuted. 0 times theorem prover too weak. 1578 trivial. 0 not checked. [2023-11-24 23:55:53,053 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:55:53,888 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:55:53,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [115693537] [2023-11-24 23:55:53,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [115693537] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:55:53,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [634183173] [2023-11-24 23:55:53,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:53,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:55:53,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:55:53,949 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:55:53,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 23:55:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:55:54,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:55:54,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:55:55,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-24 23:55:55,032 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:55:55,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [634183173] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:55:55,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-24 23:55:55,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-11-24 23:55:55,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488922346] [2023-11-24 23:55:55,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:55:55,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:55:55,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:55:55,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:55:55,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-24 23:55:55,088 INFO L87 Difference]: Start difference. First operand has 93 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-24 23:55:57,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:55:59,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:56:01,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:56:02,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:02,024 INFO L93 Difference]: Finished difference Result 269 states and 502 transitions. [2023-11-24 23:56:02,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:56:02,027 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 219 [2023-11-24 23:56:02,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:02,047 INFO L225 Difference]: With dead ends: 269 [2023-11-24 23:56:02,047 INFO L226 Difference]: Without dead ends: 177 [2023-11-24 23:56:02,052 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 616 GetRequests, 606 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-24 23:56:02,056 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 120 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:02,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 363 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 3 Unknown, 0 Unchecked, 6.8s Time] [2023-11-24 23:56:02,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2023-11-24 23:56:02,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 108. [2023-11-24 23:56:02,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 71 states have (on average 1.408450704225352) internal successors, (100), 71 states have internal predecessors, (100), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-24 23:56:02,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 170 transitions. [2023-11-24 23:56:02,123 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 170 transitions. Word has length 219 [2023-11-24 23:56:02,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:02,127 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 170 transitions. [2023-11-24 23:56:02,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-24 23:56:02,127 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2023-11-24 23:56:02,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-24 23:56:02,134 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:02,134 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:56:02,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:02,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:02,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-24 23:56:02,556 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:02,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:02,557 INFO L85 PathProgramCache]: Analyzing trace with hash -721698167, now seen corresponding path program 1 times [2023-11-24 23:56:02,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:02,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [702589189] [2023-11-24 23:56:02,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:02,559 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:56:02,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:02,564 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:56:02,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-24 23:56:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:03,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:56:03,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:06,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 718 proven. 84 refuted. 0 times theorem prover too weak. 1578 trivial. 0 not checked. [2023-11-24 23:56:06,979 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:56:07,748 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:07,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [702589189] [2023-11-24 23:56:07,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [702589189] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:56:07,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [590235754] [2023-11-24 23:56:07,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:07,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:56:07,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:56:07,751 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:56:07,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-24 23:56:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:08,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:56:08,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:09,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-24 23:56:09,014 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:56:09,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [590235754] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:09,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-24 23:56:09,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2023-11-24 23:56:09,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328061228] [2023-11-24 23:56:09,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:09,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:56:09,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:09,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:56:09,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2023-11-24 23:56:09,026 INFO L87 Difference]: Start difference. First operand 108 states and 170 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-24 23:56:12,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:56:14,192 WARN L539 Checker$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 [] [2023-11-24 23:56:16,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:56:18,203 WARN L539 Checker$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 [] [2023-11-24 23:56:20,205 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 [] [2023-11-24 23:56:20,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:20,497 INFO L93 Difference]: Finished difference Result 297 states and 465 transitions. [2023-11-24 23:56:20,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:56:20,499 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 219 [2023-11-24 23:56:20,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:20,502 INFO L225 Difference]: With dead ends: 297 [2023-11-24 23:56:20,503 INFO L226 Difference]: Without dead ends: 177 [2023-11-24 23:56:20,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 617 GetRequests, 605 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2023-11-24 23:56:20,506 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 172 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 3 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 304 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:20,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 304 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 99 Invalid, 5 Unknown, 0 Unchecked, 11.4s Time] [2023-11-24 23:56:20,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2023-11-24 23:56:20,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 108. [2023-11-24 23:56:20,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 71 states have (on average 1.3661971830985915) internal successors, (97), 71 states have internal predecessors, (97), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-24 23:56:20,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 167 transitions. [2023-11-24 23:56:20,539 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 167 transitions. Word has length 219 [2023-11-24 23:56:20,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:20,541 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 167 transitions. [2023-11-24 23:56:20,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-24 23:56:20,541 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 167 transitions. [2023-11-24 23:56:20,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-24 23:56:20,550 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:20,551 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:56:20,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:56:20,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:20,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-24 23:56:20,964 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:20,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:20,965 INFO L85 PathProgramCache]: Analyzing trace with hash 558165511, now seen corresponding path program 1 times [2023-11-24 23:56:20,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:20,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [622034191] [2023-11-24 23:56:20,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:20,966 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:56:20,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:20,969 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:56:20,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbeb963d-bce2-4697-9910-b4cd28792224/bin/utaipan-verify-SwPr7d2a91/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)] Waiting until timeout for monitored process [2023-11-24 23:56:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:21,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:56:21,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:24,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 718 proven. 84 refuted. 0 times theorem prover too weak. 1578 trivial. 0 not checked. [2023-11-24 23:56:24,701 INFO L327 TraceCheckSpWp]: Computing backward predicates...