./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-91.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/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_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/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_0f9eca0a-606f-44b7-9959-750b0ef980c6/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 286f9acaf353234d3c18a0b7bcce9ebbabf7d8f4ae5c31f47d4ac45d67f9dabe --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:55:45,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:55:45,269 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:55:45,285 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:55:45,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:55:45,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:55:45,333 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:55:45,334 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:55:45,335 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:55:45,340 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:55:45,341 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:55:45,342 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:55:45,342 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:55:45,343 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:55:45,343 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:55:45,344 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:55:45,344 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:55:45,345 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:55:45,345 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:55:45,346 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:55:45,346 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:55:45,350 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:55:45,351 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:55:45,352 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:55:45,352 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:55:45,353 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:55:45,353 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:55:45,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:55:45,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:55:45,354 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:55:45,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:55:45,356 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:55:45,356 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:55:45,357 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:55:45,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:55:45,357 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:55:45,358 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:55:45,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:45,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:55:45,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:55:45,359 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:55:45,359 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:55:45,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:55:45,360 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:55:45,360 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:55:45,360 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:55:45,361 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:55:45,361 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_0f9eca0a-606f-44b7-9959-750b0ef980c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 286f9acaf353234d3c18a0b7bcce9ebbabf7d8f4ae5c31f47d4ac45d67f9dabe [2023-11-24 23:55:45,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:55:45,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:55:45,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:55:45,715 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:55:45,716 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:55:45,717 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-91.i [2023-11-24 23:55:49,005 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:55:49,292 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:55:49,294 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-91.i [2023-11-24 23:55:49,307 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/data/d2b7cf288/5cf00593ef3a41c9a0aeacfa88e82080/FLAG7c2654dcc [2023-11-24 23:55:49,333 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/data/d2b7cf288/5cf00593ef3a41c9a0aeacfa88e82080 [2023-11-24 23:55:49,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:55:49,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:55:49,339 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:49,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:55:49,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:55:49,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:49" (1/1) ... [2023-11-24 23:55:49,352 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d100892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49, skipping insertion in model container [2023-11-24 23:55:49,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:49" (1/1) ... [2023-11-24 23:55:49,407 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:55:49,593 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_0f9eca0a-606f-44b7-9959-750b0ef980c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-91.i[915,928] [2023-11-24 23:55:49,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:49,682 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:55:49,697 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_0f9eca0a-606f-44b7-9959-750b0ef980c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-91.i[915,928] [2023-11-24 23:55:49,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:49,756 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:55:49,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49 WrapperNode [2023-11-24 23:55:49,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:49,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:49,758 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:55:49,759 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:55:49,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49" (1/1) ... [2023-11-24 23:55:49,779 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49" (1/1) ... [2023-11-24 23:55:49,836 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2023-11-24 23:55:49,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:49,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:55:49,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:55:49,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:55:49,847 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49" (1/1) ... [2023-11-24 23:55:49,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49" (1/1) ... [2023-11-24 23:55:49,852 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49" (1/1) ... [2023-11-24 23:55:49,853 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49" (1/1) ... [2023-11-24 23:55:49,873 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49" (1/1) ... [2023-11-24 23:55:49,877 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49" (1/1) ... [2023-11-24 23:55:49,880 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49" (1/1) ... [2023-11-24 23:55:49,882 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49" (1/1) ... [2023-11-24 23:55:49,888 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:55:49,889 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:55:49,889 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:55:49,889 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:55:49,890 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49" (1/1) ... [2023-11-24 23:55:49,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:49,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:49,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:55:49,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:55:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:55:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:55:49,981 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:55:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:55:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:55:49,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:55:50,121 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:55:50,123 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:55:50,585 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:55:50,799 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:55:50,800 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:55:50,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:50 BoogieIcfgContainer [2023-11-24 23:55:50,801 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:55:50,804 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:55:50,804 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:55:50,808 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:55:50,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:55:49" (1/3) ... [2023-11-24 23:55:50,809 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@508304a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:50, skipping insertion in model container [2023-11-24 23:55:50,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:49" (2/3) ... [2023-11-24 23:55:50,810 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@508304a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:50, skipping insertion in model container [2023-11-24 23:55:50,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:50" (3/3) ... [2023-11-24 23:55:50,811 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-91.i [2023-11-24 23:55:50,831 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:55:50,832 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:55:50,884 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:55:50,891 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;@1586ea7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:55:50,891 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:55:50,896 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-24 23:55:50,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-24 23:55:50,909 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:55:50,910 INFO L195 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:55:50,911 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:55:50,916 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:55:50,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1564736241, now seen corresponding path program 1 times [2023-11-24 23:55:50,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:55:50,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803700002] [2023-11-24 23:55:50,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:50,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:55:51,148 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:55:51,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [367167125] [2023-11-24 23:55:51,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:51,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:55:51,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:51,158 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:55:51,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:55:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:55:51,358 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:55:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:55:51,565 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:55:51,567 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:55:51,569 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:55:51,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:55:51,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:55:51,782 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:55:51,785 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:55:51,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:55:51 BoogieIcfgContainer [2023-11-24 23:55:51,943 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:55:51,944 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:55:51,944 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:55:51,945 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:55:51,945 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:50" (3/4) ... [2023-11-24 23:55:51,948 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:55:51,949 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:55:51,950 INFO L158 Benchmark]: Toolchain (without parser) took 2612.81ms. Allocated memory was 163.6MB in the beginning and 209.7MB in the end (delta: 46.1MB). Free memory was 122.0MB in the beginning and 115.3MB in the end (delta: 6.7MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2023-11-24 23:55:51,951 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 163.6MB. Free memory is still 107.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:55:51,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.58ms. Allocated memory is still 163.6MB. Free memory was 121.4MB in the beginning and 107.4MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:55:51,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.36ms. Allocated memory is still 163.6MB. Free memory was 107.4MB in the beginning and 102.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:55:51,953 INFO L158 Benchmark]: Boogie Preprocessor took 51.02ms. Allocated memory is still 163.6MB. Free memory was 102.5MB in the beginning and 100.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:55:51,954 INFO L158 Benchmark]: RCFGBuilder took 912.80ms. Allocated memory was 163.6MB in the beginning and 209.7MB in the end (delta: 46.1MB). Free memory was 100.4MB in the beginning and 167.7MB in the end (delta: -67.3MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2023-11-24 23:55:51,955 INFO L158 Benchmark]: TraceAbstraction took 1139.49ms. Allocated memory is still 209.7MB. Free memory was 167.7MB in the beginning and 116.3MB in the end (delta: 51.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-24 23:55:51,956 INFO L158 Benchmark]: Witness Printer took 5.04ms. Allocated memory is still 209.7MB. Free memory was 116.3MB in the beginning and 115.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:55:51,960 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 163.6MB. Free memory is still 107.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 418.58ms. Allocated memory is still 163.6MB. Free memory was 121.4MB in the beginning and 107.4MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.36ms. Allocated memory is still 163.6MB. Free memory was 107.4MB in the beginning and 102.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.02ms. Allocated memory is still 163.6MB. Free memory was 102.5MB in the beginning and 100.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 912.80ms. Allocated memory was 163.6MB in the beginning and 209.7MB in the end (delta: 46.1MB). Free memory was 100.4MB in the beginning and 167.7MB in the end (delta: -67.3MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1139.49ms. Allocated memory is still 209.7MB. Free memory was 167.7MB in the beginning and 116.3MB in the end (delta: 51.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 5.04ms. Allocated memory is still 209.7MB. Free memory was 116.3MB in the beginning and 115.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 88, overapproximation of someBinaryArithmeticFLOAToperation at line 88. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -64; [L23] signed short int var_1_5 = 8; [L24] signed short int var_1_6 = 8; [L25] signed short int var_1_7 = 5; [L26] signed short int var_1_8 = 0; [L27] signed char var_1_9 = 5; [L28] signed char var_1_11 = 16; [L29] signed short int var_1_12 = 25; [L30] signed short int var_1_13 = 64; [L31] unsigned char var_1_15 = 1; [L32] unsigned char var_1_16 = 16; [L33] float var_1_17 = 1.2; [L34] float var_1_18 = 5.8; [L35] float var_1_19 = 10.25; [L36] float var_1_20 = 2.5; [L37] signed short int var_1_21 = 200; [L38] unsigned char var_1_24 = 1; [L39] unsigned char var_1_25 = 0; [L40] signed char var_1_26 = -5; [L41] unsigned char var_1_27 = 1; [L42] unsigned char var_1_28 = 0; [L43] float var_1_29 = 49.25; [L44] signed long int var_1_30 = 8; [L45] signed long int var_1_31 = 1; [L46] signed long int var_1_32 = 10; [L47] signed long int var_1_33 = 64; [L48] unsigned short int var_1_34 = 128; [L49] unsigned short int var_1_35 = 10; [L50] signed long int var_1_36 = -5; [L51] signed short int last_1_var_1_1 = -64; [L52] signed short int last_1_var_1_13 = 64; [L53] unsigned char last_1_var_1_15 = 1; [L54] signed char last_1_var_1_26 = -5; [L173] isInitial = 1 [L174] FCALL initially() [L175] COND TRUE 1 [L176] CALL updateLastVariables() [L163] last_1_var_1_1 = var_1_1 [L164] last_1_var_1_13 = var_1_13 [L165] last_1_var_1_15 = var_1_15 [L166] last_1_var_1_26 = var_1_26 [L176] RET updateLastVariables() [L177] CALL updateVariables() [L115] var_1_5 = __VERIFIER_nondet_short() [L116] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L117] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L118] var_1_6 = __VERIFIER_nondet_short() [L119] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L120] CALL assume_abort_if_not(var_1_6 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_6 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L121] var_1_7 = __VERIFIER_nondet_short() [L122] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L123] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L124] var_1_8 = __VERIFIER_nondet_short() [L125] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L126] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L127] var_1_11 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L129] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L130] var_1_12 = __VERIFIER_nondet_short() [L131] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L132] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L133] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L134] var_1_16 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L136] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L137] var_1_18 = __VERIFIER_nondet_float() [L138] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L139] var_1_19 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L141] var_1_20 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L143] var_1_25 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L145] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L146] var_1_28 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L148] CALL assume_abort_if_not(var_1_28 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_28 <= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=1, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L149] var_1_31 = __VERIFIER_nondet_long() [L150] CALL assume_abort_if_not(var_1_31 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_31 >= -2147483647) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L151] CALL assume_abort_if_not(var_1_31 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_31 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=10, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L152] var_1_32 = __VERIFIER_nondet_long() [L153] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L154] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=64, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L155] var_1_33 = __VERIFIER_nondet_long() [L156] CALL assume_abort_if_not(var_1_33 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=2147483646, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_33 >= -2147483647) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=2147483646, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L157] CALL assume_abort_if_not(var_1_33 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=2147483646, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_33 <= 2147483646) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=2147483646, var_1_34=128, var_1_35=10, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L158] var_1_35 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=2147483646, var_1_34=128, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=2147483646, var_1_34=128, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L160] CALL assume_abort_if_not(var_1_35 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=2147483646, var_1_34=128, var_1_35=65534, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_35 <= 65534) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=1, var_1_16=24, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_28=0, var_1_29=197/4, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=2147483646, var_1_34=128, var_1_35=65534, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=5] [L177] RET updateVariables() [L178] CALL step() [L58] var_1_27 = var_1_28 [L59] var_1_29 = 50.4f [L60] COND FALSE !(-5 != (((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))) - var_1_32)) [L63] var_1_34 = var_1_35 [L64] COND FALSE !(\read(var_1_27)) [L69] COND FALSE !(last_1_var_1_13 == last_1_var_1_1) [L76] signed long int stepLocal_3 = (var_1_6 + var_1_8) - var_1_5; [L77] signed short int stepLocal_2 = var_1_1; [L78] COND TRUE var_1_11 < stepLocal_2 [L79] COND FALSE !(var_1_7 == stepLocal_3) [L82] var_1_15 = var_1_16 [L87] COND TRUE var_1_11 < 5 [L88] var_1_17 = ((((var_1_18) > ((var_1_19 - var_1_20))) ? (var_1_18) : ((var_1_19 - var_1_20)))) [L90] var_1_24 = var_1_25 [L91] var_1_26 = var_1_11 [L92] COND FALSE !(\read(var_1_24)) [L97] var_1_21 = (var_1_15 - 2) [L99] unsigned char stepLocal_0 = var_1_15; [L100] COND FALSE !(\read(var_1_24)) [L103] COND FALSE !(stepLocal_0 <= (var_1_21 / var_1_12)) [L106] var_1_9 = var_1_11 [L109] signed long int stepLocal_1 = var_1_1 * (var_1_15 % var_1_12); [L110] COND FALSE !((- var_1_15) >= stepLocal_1) [L178] RET step() [L179] CALL, EXPR property() [L169-L170] return ((((((((last_1_var_1_13 == last_1_var_1_1) ? ((last_1_var_1_1 <= ((((last_1_var_1_13) > (last_1_var_1_26)) ? (last_1_var_1_13) : (last_1_var_1_26)))) ? (var_1_1 == ((signed short int) (last_1_var_1_1 + (((((last_1_var_1_15 - last_1_var_1_15)) < ((last_1_var_1_15 - last_1_var_1_15))) ? ((last_1_var_1_15 - last_1_var_1_15)) : ((last_1_var_1_15 - last_1_var_1_15))))))) : (var_1_1 == ((signed short int) (((((last_1_var_1_15 - last_1_var_1_15)) < (((last_1_var_1_15 - last_1_var_1_15) + -256))) ? ((last_1_var_1_15 - last_1_var_1_15)) : (((last_1_var_1_15 - last_1_var_1_15) + -256))))))) : 1) && (var_1_24 ? (var_1_9 == ((signed char) var_1_11)) : ((var_1_15 <= (var_1_21 / var_1_12)) ? (var_1_9 == ((signed char) var_1_11)) : (var_1_9 == ((signed char) var_1_11))))) && (((- var_1_15) >= (var_1_1 * (var_1_15 % var_1_12))) ? (var_1_13 == ((signed short int) var_1_26)) : 1)) && ((var_1_11 < var_1_1) ? ((var_1_7 == ((var_1_6 + var_1_8) - var_1_5)) ? (var_1_15 == ((unsigned char) var_1_16)) : (var_1_15 == ((unsigned char) var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && ((var_1_11 < 5) ? (var_1_17 == ((float) ((((var_1_18) > ((var_1_19 - var_1_20))) ? (var_1_18) : ((var_1_19 - var_1_20)))))) : 1)) && (var_1_24 ? ((var_1_24 && var_1_24) ? (var_1_21 == ((signed short int) var_1_15)) : 1) : (var_1_21 == ((signed short int) (var_1_15 - 2))))) && (var_1_24 == ((unsigned char) var_1_25))) && (var_1_26 == ((signed char) var_1_11)) ; [L179] RET, EXPR property() [L179] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=24, var_1_16=24, var_1_17=2, var_1_18=2, var_1_1=-64, var_1_21=22, var_1_24=0, var_1_25=0, var_1_26=-65, var_1_27=0, var_1_28=0, var_1_29=252/5, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=2147483646, var_1_34=65534, var_1_35=65534, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-65] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=3, var_1_13=64, var_1_15=24, var_1_16=24, var_1_17=2, var_1_18=2, var_1_1=-64, var_1_21=22, var_1_24=0, var_1_25=0, var_1_26=-65, var_1_27=0, var_1_28=0, var_1_29=252/5, var_1_30=8, var_1_31=2147483642, var_1_32=2147483647, var_1_33=2147483646, var_1_34=65534, var_1_35=65534, var_1_36=-5, var_1_5=16382, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-65] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 30, 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:55:52,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/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_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/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_0f9eca0a-606f-44b7-9959-750b0ef980c6/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 286f9acaf353234d3c18a0b7bcce9ebbabf7d8f4ae5c31f47d4ac45d67f9dabe --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:55:54,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:55:54,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:55:54,905 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:55:54,906 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:55:54,965 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:55:54,965 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:55:54,966 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:55:54,967 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:55:54,972 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:55:54,973 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:55:54,973 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:55:54,973 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:55:54,975 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:55:54,976 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:55:54,976 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:55:54,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:55:54,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:55:54,978 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:55:54,979 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:55:54,979 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:55:54,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:55:54,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:55:54,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:55:54,981 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:55:54,981 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:55:54,982 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:55:54,982 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:55:54,982 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:55:54,983 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:55:54,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:55:54,985 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:55:54,985 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:55:54,985 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:55:54,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:54,986 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:55:54,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:55:54,986 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:55:54,987 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:55:54,988 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:55:54,988 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:55:54,988 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:55:54,989 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:55:54,989 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:55:54,989 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_0f9eca0a-606f-44b7-9959-750b0ef980c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 286f9acaf353234d3c18a0b7bcce9ebbabf7d8f4ae5c31f47d4ac45d67f9dabe [2023-11-24 23:55:55,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:55:55,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:55:55,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:55:55,446 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:55:55,446 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:55:55,448 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-91.i [2023-11-24 23:55:58,751 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:55:59,096 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:55:59,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-91.i [2023-11-24 23:55:59,111 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/data/d9bc23bd3/3e4b757e34b447dfa87ec6a2a03fd093/FLAG942be094b [2023-11-24 23:55:59,131 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/data/d9bc23bd3/3e4b757e34b447dfa87ec6a2a03fd093 [2023-11-24 23:55:59,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:55:59,139 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:55:59,142 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:59,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:55:59,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:55:59,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:59" (1/1) ... [2023-11-24 23:55:59,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68b9b3ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59, skipping insertion in model container [2023-11-24 23:55:59,151 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:59" (1/1) ... [2023-11-24 23:55:59,209 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:55:59,406 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_0f9eca0a-606f-44b7-9959-750b0ef980c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-91.i[915,928] [2023-11-24 23:55:59,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:59,530 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:55:59,551 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_0f9eca0a-606f-44b7-9959-750b0ef980c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-91.i[915,928] [2023-11-24 23:55:59,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:59,629 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:55:59,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59 WrapperNode [2023-11-24 23:55:59,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:59,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:59,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:55:59,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:55:59,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59" (1/1) ... [2023-11-24 23:55:59,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59" (1/1) ... [2023-11-24 23:55:59,712 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2023-11-24 23:55:59,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:59,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:55:59,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:55:59,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:55:59,732 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59" (1/1) ... [2023-11-24 23:55:59,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59" (1/1) ... [2023-11-24 23:55:59,748 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59" (1/1) ... [2023-11-24 23:55:59,751 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59" (1/1) ... [2023-11-24 23:55:59,774 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59" (1/1) ... [2023-11-24 23:55:59,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59" (1/1) ... [2023-11-24 23:55:59,808 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59" (1/1) ... [2023-11-24 23:55:59,811 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59" (1/1) ... [2023-11-24 23:55:59,817 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:55:59,830 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:55:59,831 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:55:59,831 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:55:59,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59" (1/1) ... [2023-11-24 23:55:59,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:59,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:59,879 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:55:59,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:55:59,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:55:59,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:55:59,922 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:55:59,922 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:55:59,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:55:59,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:56:00,047 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:56:00,050 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:56:00,829 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:56:00,882 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:56:00,882 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:56:00,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:56:00 BoogieIcfgContainer [2023-11-24 23:56:00,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:56:00,885 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:56:00,885 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:56:00,889 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:56:00,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:55:59" (1/3) ... [2023-11-24 23:56:00,890 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a42b2a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:56:00, skipping insertion in model container [2023-11-24 23:56:00,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:59" (2/3) ... [2023-11-24 23:56:00,891 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a42b2a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:56:00, skipping insertion in model container [2023-11-24 23:56:00,891 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:56:00" (3/3) ... [2023-11-24 23:56:00,892 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-91.i [2023-11-24 23:56:00,913 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:56:00,913 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:56:00,991 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:56:00,999 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;@283d8ab9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:56:00,999 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:56:01,004 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 45 states have internal predecessors, (62), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-24 23:56:01,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-24 23:56:01,024 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:01,025 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:56:01,026 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:01,032 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:01,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1215860163, now seen corresponding path program 1 times [2023-11-24 23:56:01,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:01,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [143358212] [2023-11-24 23:56:01,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:01,046 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:56:01,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:01,074 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:56:01,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/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 23:56:01,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:01,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:56:01,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:01,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 370 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2023-11-24 23:56:01,598 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:56:01,599 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:01,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [143358212] [2023-11-24 23:56:01,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [143358212] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:01,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:56:01,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:56:01,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848646836] [2023-11-24 23:56:01,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:01,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:56:01,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:01,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:56:01,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:56:01,644 INFO L87 Difference]: Start difference. First operand has 77 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 45 states have internal predecessors, (62), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-24 23:56:01,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:01,983 INFO L93 Difference]: Finished difference Result 151 states and 272 transitions. [2023-11-24 23:56:01,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:56:01,995 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 184 [2023-11-24 23:56:01,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:02,011 INFO L225 Difference]: With dead ends: 151 [2023-11-24 23:56:02,011 INFO L226 Difference]: Without dead ends: 75 [2023-11-24 23:56:02,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:56:02,020 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:02,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-24 23:56:02,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-24 23:56:02,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-24 23:56:02,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 43 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-24 23:56:02,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 117 transitions. [2023-11-24 23:56:02,077 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 117 transitions. Word has length 184 [2023-11-24 23:56:02,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:02,078 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 117 transitions. [2023-11-24 23:56:02,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-24 23:56:02,079 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 117 transitions. [2023-11-24 23:56:02,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-24 23:56:02,086 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:02,086 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:56:02,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:02,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/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 23:56:02,296 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:02,296 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:02,297 INFO L85 PathProgramCache]: Analyzing trace with hash -934212545, now seen corresponding path program 1 times [2023-11-24 23:56:02,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:02,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [477351604] [2023-11-24 23:56:02,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:02,299 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:56:02,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:02,300 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:56:02,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/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 23:56:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:02,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:56:02,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:03,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 827 proven. 30 refuted. 0 times theorem prover too weak. 883 trivial. 0 not checked. [2023-11-24 23:56:03,232 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:56:03,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 57 proven. 30 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-24 23:56:03,650 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:03,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [477351604] [2023-11-24 23:56:03,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [477351604] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:56:03,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1984859322] [2023-11-24 23:56:03,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:03,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:56:03,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:56:03,655 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:56:03,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 23:56:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:04,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:56:04,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:04,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-24 23:56:04,174 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:56:04,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1984859322] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:04,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-24 23:56:04,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 8 [2023-11-24 23:56:04,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966610522] [2023-11-24 23:56:04,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:04,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:56:04,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:04,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:56:04,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:56:04,189 INFO L87 Difference]: Start difference. First operand 75 states and 117 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-24 23:56:04,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:04,583 INFO L93 Difference]: Finished difference Result 220 states and 343 transitions. [2023-11-24 23:56:04,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:56:04,584 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 184 [2023-11-24 23:56:04,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:04,591 INFO L225 Difference]: With dead ends: 220 [2023-11-24 23:56:04,593 INFO L226 Difference]: Without dead ends: 146 [2023-11-24 23:56:04,595 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 549 GetRequests, 541 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:56:04,599 INFO L413 NwaCegarLoop]: 218 mSDtfsCounter, 109 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:04,600 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 323 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-24 23:56:04,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-11-24 23:56:04,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 77. [2023-11-24 23:56:04,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 45 states have internal predecessors, (59), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-24 23:56:04,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2023-11-24 23:56:04,638 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 184 [2023-11-24 23:56:04,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:04,642 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2023-11-24 23:56:04,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-24 23:56:04,642 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2023-11-24 23:56:04,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-24 23:56:04,652 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:04,653 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:56:04,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:04,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/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)] Ended with exit code 0 [2023-11-24 23:56:05,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/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 23:56:05,056 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:05,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:05,057 INFO L85 PathProgramCache]: Analyzing trace with hash 438367672, now seen corresponding path program 1 times [2023-11-24 23:56:05,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:05,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1598903776] [2023-11-24 23:56:05,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:05,058 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:56:05,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:05,060 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:56:05,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-24 23:56:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:05,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:56:05,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:05,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 827 proven. 30 refuted. 0 times theorem prover too weak. 883 trivial. 0 not checked. [2023-11-24 23:56:05,788 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:56:06,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 57 proven. 30 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-24 23:56:06,124 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:06,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1598903776] [2023-11-24 23:56:06,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1598903776] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:56:06,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1506080056] [2023-11-24 23:56:06,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:06,128 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:56:06,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:56:06,131 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:56:06,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-24 23:56:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:07,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:56:07,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:07,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 827 proven. 30 refuted. 0 times theorem prover too weak. 883 trivial. 0 not checked. [2023-11-24 23:56:07,285 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:56:07,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 57 proven. 30 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-24 23:56:07,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1506080056] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:56:07,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1052276520] [2023-11-24 23:56:07,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:07,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:56:07,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:56:07,565 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:56:07,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-24 23:56:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:07,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:56:07,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:08,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 827 proven. 30 refuted. 0 times theorem prover too weak. 883 trivial. 0 not checked. [2023-11-24 23:56:08,053 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:56:08,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 57 proven. 30 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-24 23:56:08,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1052276520] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:56:08,315 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-24 23:56:08,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-11-24 23:56:08,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609239110] [2023-11-24 23:56:08,316 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-24 23:56:08,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-24 23:56:08,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:08,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-24 23:56:08,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:56:08,321 INFO L87 Difference]: Start difference. First operand 77 states and 119 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-24 23:56:09,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:09,594 INFO L93 Difference]: Finished difference Result 228 states and 345 transitions. [2023-11-24 23:56:09,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-24 23:56:09,595 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 185 [2023-11-24 23:56:09,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:09,599 INFO L225 Difference]: With dead ends: 228 [2023-11-24 23:56:09,599 INFO L226 Difference]: Without dead ends: 152 [2023-11-24 23:56:09,601 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1116 GetRequests, 1096 SyntacticMatches, 3 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-24 23:56:09,602 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 152 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 371 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:09,603 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 366 Invalid, 470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 371 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-24 23:56:09,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2023-11-24 23:56:09,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 78. [2023-11-24 23:56:09,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 45 states have (on average 1.2444444444444445) internal successors, (56), 45 states have internal predecessors, (56), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-24 23:56:09,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 116 transitions. [2023-11-24 23:56:09,630 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 116 transitions. Word has length 185 [2023-11-24 23:56:09,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:09,632 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 116 transitions. [2023-11-24 23:56:09,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-24 23:56:09,632 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 116 transitions. [2023-11-24 23:56:09,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-24 23:56:09,636 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:09,636 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:56:09,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:09,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:10,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-24 23:56:10,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:56:10,246 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:10,246 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:10,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1535898823, now seen corresponding path program 1 times [2023-11-24 23:56:10,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:10,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1230846938] [2023-11-24 23:56:10,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:10,248 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:56:10,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:10,249 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:56:10,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9eca0a-606f-44b7-9959-750b0ef980c6/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 (8)] Waiting until timeout for monitored process [2023-11-24 23:56:10,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:10,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-24 23:56:10,849 INFO L285 TraceCheckSpWp]: Computing forward predicates...