./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-18.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_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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_00c14ac9-830c-45e0-823f-17a0078d68b8/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 0ddfed299cddd9e32e0c725c50eded2fe88f31aaefb86ca27530d10afeb40c79 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:54:09,298 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:54:09,383 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:54:09,389 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:54:09,390 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:54:09,418 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:54:09,418 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:54:09,419 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:54:09,420 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:54:09,421 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:54:09,421 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:54:09,422 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:54:09,423 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:54:09,423 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:54:09,424 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:54:09,424 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:54:09,425 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:54:09,426 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:54:09,426 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:54:09,427 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:54:09,427 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:54:09,428 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:54:09,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:54:09,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:54:09,430 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:54:09,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:54:09,431 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:54:09,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:54:09,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:54:09,432 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:54:09,433 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:54:09,433 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:54:09,433 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:54:09,434 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:54:09,434 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:54:09,434 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:54:09,434 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:54:09,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:54:09,435 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:54:09,435 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:54:09,436 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:54:09,436 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:54:09,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:54:09,437 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:54:09,437 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:54:09,437 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:54:09,437 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:54:09,438 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_00c14ac9-830c-45e0-823f-17a0078d68b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ddfed299cddd9e32e0c725c50eded2fe88f31aaefb86ca27530d10afeb40c79 [2023-11-24 23:54:09,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:54:09,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:54:09,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:54:09,774 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:54:09,774 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:54:09,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-18.i [2023-11-24 23:54:12,817 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:54:13,159 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:54:13,162 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-18.i [2023-11-24 23:54:13,180 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/data/033c539a8/b84ed9cc5da14cb983cf6ab0f13bf55c/FLAG39055cb12 [2023-11-24 23:54:13,198 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/data/033c539a8/b84ed9cc5da14cb983cf6ab0f13bf55c [2023-11-24 23:54:13,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:54:13,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:54:13,205 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:54:13,205 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:54:13,214 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:54:13,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:54:13" (1/1) ... [2023-11-24 23:54:13,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70833214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13, skipping insertion in model container [2023-11-24 23:54:13,219 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:54:13" (1/1) ... [2023-11-24 23:54:13,271 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:54:13,429 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_00c14ac9-830c-45e0-823f-17a0078d68b8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-18.i[919,932] [2023-11-24 23:54:13,519 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:54:13,535 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:54:13,549 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_00c14ac9-830c-45e0-823f-17a0078d68b8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-18.i[919,932] [2023-11-24 23:54:13,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:54:13,613 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:54:13,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13 WrapperNode [2023-11-24 23:54:13,614 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:54:13,615 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:54:13,615 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:54:13,615 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:54:13,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13" (1/1) ... [2023-11-24 23:54:13,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13" (1/1) ... [2023-11-24 23:54:13,686 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2023-11-24 23:54:13,686 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:54:13,687 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:54:13,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:54:13,687 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:54:13,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13" (1/1) ... [2023-11-24 23:54:13,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13" (1/1) ... [2023-11-24 23:54:13,706 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13" (1/1) ... [2023-11-24 23:54:13,706 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13" (1/1) ... [2023-11-24 23:54:13,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13" (1/1) ... [2023-11-24 23:54:13,724 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13" (1/1) ... [2023-11-24 23:54:13,728 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13" (1/1) ... [2023-11-24 23:54:13,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13" (1/1) ... [2023-11-24 23:54:13,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:54:13,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:54:13,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:54:13,749 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:54:13,755 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13" (1/1) ... [2023-11-24 23:54:13,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:54:13,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:54:13,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:54:13,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:54:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:54:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:54:13,863 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:54:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:54:13,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:54:13,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:54:14,011 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:54:14,013 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:54:14,453 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:54:14,836 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:54:14,836 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:54:14,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:54:14 BoogieIcfgContainer [2023-11-24 23:54:14,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:54:14,843 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:54:14,843 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:54:14,847 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:54:14,848 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:54:13" (1/3) ... [2023-11-24 23:54:14,849 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41ce2868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:54:14, skipping insertion in model container [2023-11-24 23:54:14,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:13" (2/3) ... [2023-11-24 23:54:14,852 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41ce2868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:54:14, skipping insertion in model container [2023-11-24 23:54:14,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:54:14" (3/3) ... [2023-11-24 23:54:14,853 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-18.i [2023-11-24 23:54:14,878 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:54:14,878 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:54:14,954 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:54:14,964 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;@5892ab16, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:54:14,965 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:54:14,969 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:54:14,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:54:14,989 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:54:14,990 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:54:14,991 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:54:14,996 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:54:14,996 INFO L85 PathProgramCache]: Analyzing trace with hash -2025418922, now seen corresponding path program 1 times [2023-11-24 23:54:15,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:54:15,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582203980] [2023-11-24 23:54:15,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:54:15,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:54:15,202 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:54:15,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [169804576] [2023-11-24 23:54:15,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:54:15,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:54:15,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:54:15,207 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:54:15,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:54:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:54:15,626 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:54:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:54:15,868 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:54:15,871 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:54:15,872 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:54:15,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:54:16,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:54:16,086 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:54:16,090 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:54:16,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:54:16 BoogieIcfgContainer [2023-11-24 23:54:16,315 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:54:16,316 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:54:16,316 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:54:16,316 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:54:16,317 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:54:14" (3/4) ... [2023-11-24 23:54:16,320 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:54:16,321 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:54:16,322 INFO L158 Benchmark]: Toolchain (without parser) took 3118.42ms. Allocated memory is still 155.2MB. Free memory was 122.7MB in the beginning and 58.8MB in the end (delta: 64.0MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2023-11-24 23:54:16,323 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:54:16,324 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.02ms. Allocated memory is still 155.2MB. Free memory was 122.1MB in the beginning and 106.7MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:54:16,324 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.32ms. Allocated memory is still 155.2MB. Free memory was 106.7MB in the beginning and 103.4MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:54:16,330 INFO L158 Benchmark]: Boogie Preprocessor took 56.73ms. Allocated memory is still 155.2MB. Free memory was 103.4MB in the beginning and 101.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:54:16,331 INFO L158 Benchmark]: RCFGBuilder took 1093.53ms. Allocated memory is still 155.2MB. Free memory was 101.3MB in the beginning and 114.3MB in the end (delta: -13.1MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2023-11-24 23:54:16,332 INFO L158 Benchmark]: TraceAbstraction took 1472.76ms. Allocated memory is still 155.2MB. Free memory was 113.3MB in the beginning and 58.8MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-24 23:54:16,333 INFO L158 Benchmark]: Witness Printer took 4.88ms. Allocated memory is still 155.2MB. Free memory is still 58.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:54:16,341 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 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.02ms. Allocated memory is still 155.2MB. Free memory was 122.1MB in the beginning and 106.7MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.32ms. Allocated memory is still 155.2MB. Free memory was 106.7MB in the beginning and 103.4MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.73ms. Allocated memory is still 155.2MB. Free memory was 103.4MB in the beginning and 101.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1093.53ms. Allocated memory is still 155.2MB. Free memory was 101.3MB in the beginning and 114.3MB in the end (delta: -13.1MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1472.76ms. Allocated memory is still 155.2MB. Free memory was 113.3MB in the beginning and 58.8MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Witness Printer took 4.88ms. Allocated memory is still 155.2MB. Free memory is still 58.8MB. 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 61, overapproximation of shiftRight at line 68, overapproximation of bitwiseAnd at line 82, overapproximation of someBinaryArithmeticDOUBLEoperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someBinaryArithmeticFLOAToperation at line 104. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -1; [L23] float var_1_3 = 32.4; [L24] float var_1_4 = 5.5; [L25] float var_1_5 = 255.475; [L26] unsigned char var_1_7 = 0; [L27] signed char var_1_8 = -5; [L28] signed char var_1_9 = 2; [L29] unsigned char var_1_10 = 16; [L30] unsigned char var_1_11 = 16; [L31] float var_1_12 = 10000000.8; [L32] float var_1_13 = 127.7; [L33] float var_1_14 = 199.2; [L34] float var_1_15 = 999999.5; [L35] signed long int var_1_16 = -8; [L36] signed short int var_1_18 = -8; [L37] double var_1_19 = 5.4; [L38] unsigned char var_1_20 = 0; [L39] unsigned char var_1_21 = 0; [L40] signed char var_1_22 = 1; [L41] signed short int var_1_25 = 32; [L42] unsigned char var_1_27 = 0; [L43] unsigned char var_1_28 = 0; [L44] unsigned long int var_1_29 = 5; [L45] unsigned long int var_1_30 = 4; [L46] unsigned char var_1_31 = 2; [L47] unsigned char var_1_34 = 5; [L48] unsigned char var_1_35 = 25; [L49] unsigned char var_1_36 = 10; [L50] unsigned short int var_1_37 = 64; [L51] unsigned short int var_1_38 = 16; [L52] signed long int var_1_39 = -50; [L53] signed char last_1_var_1_1 = -1; [L54] unsigned char last_1_var_1_10 = 16; [L55] signed long int last_1_var_1_16 = -8; [L199] isInitial = 1 [L200] FCALL initially() [L201] COND TRUE 1 [L202] CALL updateLastVariables() [L190] last_1_var_1_1 = var_1_1 [L191] last_1_var_1_10 = var_1_10 [L192] last_1_var_1_16 = var_1_16 [L202] RET updateLastVariables() [L203] CALL updateVariables() [L142] var_1_3 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_4=11/2, var_1_5=10219/40, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_4=11/2, var_1_5=10219/40, var_1_7=0, var_1_8=-5, var_1_9=2] [L144] CALL assume_abort_if_not(var_1_3 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_4=11/2, var_1_5=10219/40, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_3 != 0.0F) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_4=11/2, var_1_5=10219/40, var_1_7=0, var_1_8=-5, var_1_9=2] [L145] var_1_4 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_5=10219/40, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_5=10219/40, var_1_7=0, var_1_8=-5, var_1_9=2] [L147] var_1_5 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=0, var_1_8=-5, var_1_9=2] [L149] var_1_7 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_8=-5, var_1_9=2] [L151] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-5, var_1_9=2] [L152] var_1_8 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=2] [L154] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=2] [L155] var_1_9 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_9 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_9 >= -127) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L157] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L158] var_1_11 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L160] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L161] var_1_13 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L163] var_1_14 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_15=1999999/2, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L165] var_1_15 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L167] var_1_21 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L169] CALL assume_abort_if_not(var_1_21 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_21 <= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=32, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L170] var_1_25 = __VERIFIER_nondet_short() [L171] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L172] CALL assume_abort_if_not(var_1_25 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_25 <= 32) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L173] var_1_28 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L175] CALL assume_abort_if_not(var_1_28 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_28 <= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=4, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L176] var_1_30 = __VERIFIER_nondet_ulong() [L177] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L178] CALL assume_abort_if_not(var_1_30 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_30 <= 8) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_34=5, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L179] var_1_34 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L181] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_34=0, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_34=0, var_1_35=25, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L182] var_1_35 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_34=0, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_34=0, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L184] CALL assume_abort_if_not(var_1_35 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_34=0, var_1_35=0, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_35 <= 127) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_34=0, var_1_35=0, var_1_36=10, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L185] var_1_36 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_34=0, var_1_35=0, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_34=0, var_1_35=0, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L187] CALL assume_abort_if_not(var_1_36 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_36 <= 127) VAL [isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=16, var_1_11=0, var_1_12=50000004/5, var_1_16=-8, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=5, var_1_30=0, var_1_31=2, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=64, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L203] RET updateVariables() [L204] CALL step() [L59] signed long int stepLocal_0 = last_1_var_1_16; [L60] COND FALSE !(var_1_9 < stepLocal_0) [L65] var_1_10 = var_1_11 [L67] COND TRUE 64 >= (10 * var_1_16) [L68] EXPR var_1_16 >> var_1_30 [L68] COND FALSE !(var_1_25 <= (var_1_16 >> var_1_30)) [L71] var_1_29 = var_1_25 [L74] COND TRUE \read(var_1_7) [L75] var_1_16 = var_1_8 [L79] EXPR var_1_11 >> var_1_25 [L79] COND FALSE !(var_1_1 > ((var_1_11 >> var_1_25) * var_1_10)) [L82] EXPR var_1_30 & var_1_11 [L82] COND FALSE !(var_1_16 < (var_1_30 & var_1_11)) [L87] COND FALSE !(var_1_9 >= var_1_11) [L90] var_1_37 = ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))) [L92] COND FALSE !(100.75 >= ((((var_1_4 + var_1_3) < 0 ) ? -(var_1_4 + var_1_3) : (var_1_4 + var_1_3)))) [L95] signed long int stepLocal_2 = last_1_var_1_10; [L96] COND TRUE ! (last_1_var_1_1 > last_1_var_1_10) [L97] var_1_19 = ((((var_1_13) > ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14))))) ? (var_1_13) : ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14)))))) [L103] COND TRUE var_1_5 <= (var_1_19 / var_1_3) [L104] var_1_12 = ((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))) [L108] var_1_20 = var_1_21 [L109] COND TRUE (var_1_12 / var_1_3) > ((var_1_4 - var_1_5) * var_1_19) [L110] COND TRUE \read(var_1_7) [L111] var_1_1 = var_1_8 [L118] COND FALSE !((-128 >> 10u) >= var_1_10) [L123] signed char stepLocal_1 = var_1_1; [L124] COND TRUE stepLocal_1 >= (var_1_16 + var_1_10) [L125] COND FALSE !(var_1_5 < 999.5f) [L132] var_1_18 = var_1_9 [L137] COND FALSE !(var_1_11 < var_1_16) [L204] RET step() [L205] CALL, EXPR property() [L195-L196] return (((((((var_1_12 / var_1_3) > ((var_1_4 - var_1_5) * var_1_19)) ? (var_1_7 ? (var_1_1 == ((signed char) var_1_8)) : (var_1_1 == ((signed char) var_1_9))) : (var_1_1 == ((signed char) var_1_8))) && ((var_1_9 < last_1_var_1_16) ? (((var_1_4 - var_1_5) > var_1_3) ? (var_1_10 == ((unsigned char) 8)) : 1) : (var_1_10 == ((unsigned char) var_1_11)))) && ((var_1_5 <= (var_1_19 / var_1_3)) ? (var_1_12 == ((float) ((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))))) : (var_1_12 == ((float) var_1_14)))) && (var_1_7 ? (var_1_16 == ((signed long int) var_1_8)) : (var_1_16 == ((signed long int) (var_1_11 - ((((var_1_10 - var_1_10) < 0 ) ? -(var_1_10 - var_1_10) : (var_1_10 - var_1_10)))))))) && ((var_1_1 >= (var_1_16 + var_1_10)) ? ((var_1_5 < 999.5f) ? (var_1_7 ? (var_1_18 == ((signed short int) (var_1_16 + var_1_16))) : (var_1_18 == ((signed short int) var_1_8))) : (var_1_18 == ((signed short int) var_1_9))) : (var_1_18 == ((signed short int) var_1_8)))) && ((! (last_1_var_1_1 > last_1_var_1_10)) ? (var_1_19 == ((double) ((((var_1_13) > ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14))))) ? (var_1_13) : ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14)))))))) : ((last_1_var_1_10 > var_1_9) ? (var_1_19 == ((double) var_1_15)) : 1)) ; [L205] RET, EXPR property() [L205] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=-3, var_1_18=-8, var_1_19=2, var_1_1=-3, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=4, var_1_30=0, var_1_31=2, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=0, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=16, last_1_var_1_16=-8, last_1_var_1_1=-1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=-3, var_1_18=-8, var_1_19=2, var_1_1=-3, var_1_20=0, var_1_21=0, var_1_22=1, var_1_25=4, var_1_27=0, var_1_28=0, var_1_29=4, var_1_30=0, var_1_31=2, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=0, var_1_38=16, var_1_39=-50, var_1_7=1, var_1_8=-3, var_1_9=-8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 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 23:54:16,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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_00c14ac9-830c-45e0-823f-17a0078d68b8/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 0ddfed299cddd9e32e0c725c50eded2fe88f31aaefb86ca27530d10afeb40c79 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:54:19,280 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:54:19,424 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:54:19,433 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:54:19,434 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:54:19,482 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:54:19,483 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:54:19,484 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:54:19,485 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:54:19,490 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:54:19,490 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:54:19,491 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:54:19,491 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:54:19,493 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:54:19,493 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:54:19,494 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:54:19,495 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:54:19,496 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:54:19,496 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:54:19,497 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:54:19,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:54:19,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:54:19,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:54:19,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:54:19,499 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:54:19,500 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:54:19,500 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:54:19,501 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:54:19,501 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:54:19,501 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:54:19,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:54:19,503 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:54:19,503 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:54:19,504 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:54:19,504 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:54:19,504 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:54:19,505 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:54:19,505 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:54:19,505 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:54:19,506 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:54:19,506 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:54:19,507 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:54:19,507 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:54:19,507 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:54:19,508 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_00c14ac9-830c-45e0-823f-17a0078d68b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ddfed299cddd9e32e0c725c50eded2fe88f31aaefb86ca27530d10afeb40c79 [2023-11-24 23:54:19,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:54:19,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:54:19,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:54:19,987 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:54:19,988 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:54:19,990 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-18.i [2023-11-24 23:54:23,297 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:54:23,693 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:54:23,696 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-18.i [2023-11-24 23:54:23,715 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/data/247b3636d/934115b832734f01a65f8f7ee6db7bf7/FLAG3f61f4b1a [2023-11-24 23:54:23,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/data/247b3636d/934115b832734f01a65f8f7ee6db7bf7 [2023-11-24 23:54:23,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:54:23,745 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:54:23,749 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:54:23,749 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:54:23,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:54:23,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:54:23" (1/1) ... [2023-11-24 23:54:23,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5298daec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:23, skipping insertion in model container [2023-11-24 23:54:23,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:54:23" (1/1) ... [2023-11-24 23:54:23,818 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:54:24,036 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_00c14ac9-830c-45e0-823f-17a0078d68b8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-18.i[919,932] [2023-11-24 23:54:24,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:54:24,130 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:54:24,147 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_00c14ac9-830c-45e0-823f-17a0078d68b8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-18.i[919,932] [2023-11-24 23:54:24,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:54:24,221 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:54:24,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:24 WrapperNode [2023-11-24 23:54:24,222 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:54:24,223 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:54:24,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:54:24,224 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:54:24,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:24" (1/1) ... [2023-11-24 23:54:24,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:24" (1/1) ... [2023-11-24 23:54:24,324 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2023-11-24 23:54:24,325 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:54:24,326 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:54:24,326 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:54:24,326 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:54:24,337 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:24" (1/1) ... [2023-11-24 23:54:24,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:24" (1/1) ... [2023-11-24 23:54:24,343 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:24" (1/1) ... [2023-11-24 23:54:24,344 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:24" (1/1) ... [2023-11-24 23:54:24,358 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:24" (1/1) ... [2023-11-24 23:54:24,362 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:24" (1/1) ... [2023-11-24 23:54:24,366 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:24" (1/1) ... [2023-11-24 23:54:24,369 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:24" (1/1) ... [2023-11-24 23:54:24,374 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:54:24,375 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:54:24,375 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:54:24,376 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:54:24,377 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:24" (1/1) ... [2023-11-24 23:54:24,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:54:24,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:54:24,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:54:24,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:54:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:54:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:54:24,522 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:54:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:54:24,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:54:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:54:24,679 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:54:24,684 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:54:39,500 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:54:39,594 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:54:39,598 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:54:39,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:54:39 BoogieIcfgContainer [2023-11-24 23:54:39,599 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:54:39,602 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:54:39,602 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:54:39,605 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:54:39,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:54:23" (1/3) ... [2023-11-24 23:54:39,606 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3919a866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:54:39, skipping insertion in model container [2023-11-24 23:54:39,608 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:54:24" (2/3) ... [2023-11-24 23:54:39,608 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3919a866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:54:39, skipping insertion in model container [2023-11-24 23:54:39,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:54:39" (3/3) ... [2023-11-24 23:54:39,611 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-18.i [2023-11-24 23:54:39,632 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:54:39,632 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:54:39,707 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:54:39,719 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;@55751064, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:54:39,720 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:54:39,725 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:54:39,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-24 23:54:39,753 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:54:39,754 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:54:39,754 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:54:39,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:54:39,762 INFO L85 PathProgramCache]: Analyzing trace with hash 991443149, now seen corresponding path program 1 times [2023-11-24 23:54:39,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:54:39,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1423605282] [2023-11-24 23:54:39,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:54:39,804 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 23:54:39,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:54:39,808 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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 23:54:39,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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 23:54:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:54:41,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:54:41,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:54:41,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 804 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2023-11-24 23:54:41,476 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:54:41,483 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:54:41,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1423605282] [2023-11-24 23:54:41,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1423605282] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:54:41,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:54:41,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:54:41,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474790695] [2023-11-24 23:54:41,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:54:41,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:54:41,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:54:41,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:54:41,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:54:41,545 INFO L87 Difference]: Start difference. First operand has 83 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-24 23:54:44,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:54:44,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:54:44,862 INFO L93 Difference]: Finished difference Result 162 states and 295 transitions. [2023-11-24 23:54:45,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:54:45,188 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 183 [2023-11-24 23:54:45,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:54:45,199 INFO L225 Difference]: With dead ends: 162 [2023-11-24 23:54:45,199 INFO L226 Difference]: Without dead ends: 80 [2023-11-24 23:54:45,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:54:45,210 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-24 23:54:45,212 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2023-11-24 23:54:45,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-24 23:54:45,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-24 23:54:45,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 49 states have internal predecessors, (69), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:54:45,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 127 transitions. [2023-11-24 23:54:45,287 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 127 transitions. Word has length 183 [2023-11-24 23:54:45,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:54:45,288 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 127 transitions. [2023-11-24 23:54:45,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-24 23:54:45,288 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 127 transitions. [2023-11-24 23:54:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-24 23:54:45,293 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:54:45,306 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:54:45,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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)] Ended with exit code 0 [2023-11-24 23:54:45,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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 [2023-11-24 23:54:45,507 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:54:45,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:54:45,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1100034435, now seen corresponding path program 1 times [2023-11-24 23:54:45,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:54:45,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [395541831] [2023-11-24 23:54:45,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:54:45,509 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 23:54:45,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:54:45,511 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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 23:54:45,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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)] Waiting until timeout for monitored process [2023-11-24 23:54:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:54:47,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:54:47,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:54:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-24 23:54:50,878 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:54:50,879 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:54:50,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [395541831] [2023-11-24 23:54:50,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [395541831] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:54:50,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:54:50,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:54:50,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195594359] [2023-11-24 23:54:50,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:54:50,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:54:50,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:54:50,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:54:50,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:54:50,895 INFO L87 Difference]: Start difference. First operand 80 states and 127 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-24 23:54:54,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:54:56,341 WARN L539 Checker$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 23:54:56,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:54:56,717 INFO L93 Difference]: Finished difference Result 215 states and 342 transitions. [2023-11-24 23:54:56,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:54:56,718 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 183 [2023-11-24 23:54:56,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:54:56,723 INFO L225 Difference]: With dead ends: 215 [2023-11-24 23:54:56,723 INFO L226 Difference]: Without dead ends: 136 [2023-11-24 23:54:56,725 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:54:56,726 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 6 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-11-24 23:54:56,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 232 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 2 Unknown, 0 Unchecked, 5.8s Time] [2023-11-24 23:54:56,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2023-11-24 23:54:56,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 134. [2023-11-24 23:54:56,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 73 states have (on average 1.3013698630136987) internal successors, (95), 73 states have internal predecessors, (95), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-24 23:54:56,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 211 transitions. [2023-11-24 23:54:56,771 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 211 transitions. Word has length 183 [2023-11-24 23:54:56,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:54:56,773 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 211 transitions. [2023-11-24 23:54:56,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-24 23:54:56,774 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 211 transitions. [2023-11-24 23:54:56,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-24 23:54:56,778 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:54:56,778 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:54:56,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:54:56,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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 [2023-11-24 23:54:56,992 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:54:56,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:54:56,993 INFO L85 PathProgramCache]: Analyzing trace with hash 43013255, now seen corresponding path program 1 times [2023-11-24 23:54:56,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:54:56,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2021155062] [2023-11-24 23:54:56,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:54:56,994 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 23:54:56,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:54:56,996 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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 23:54:57,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/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 23:54:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:54:58,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:54:58,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:55:04,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 810 proven. 33 refuted. 0 times theorem prover too weak. 781 trivial. 0 not checked. [2023-11-24 23:55:04,564 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:55:04,846 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:55:04,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2021155062] [2023-11-24 23:55:04,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2021155062] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:55:04,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [302653873] [2023-11-24 23:55:04,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:04,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:55:04,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:55:04,870 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:55:04,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c14ac9-830c-45e0-823f-17a0078d68b8/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-24 23:55:07,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:55:07,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:55:07,890 INFO L285 TraceCheckSpWp]: Computing forward predicates...