./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-80.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 7435769e205a5a22a211f82999711a463f5dd426d6bac372f4ec13ff649b3c52 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:49:49,981 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:49:50,104 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:49:50,116 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:49:50,117 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:49:50,156 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:49:50,157 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:49:50,158 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:49:50,159 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:49:50,164 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:49:50,164 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:49:50,166 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:49:50,166 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:49:50,168 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:49:50,169 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:49:50,169 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:49:50,170 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:49:50,170 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:49:50,171 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:49:50,171 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:49:50,172 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:49:50,172 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:49:50,174 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:49:50,174 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:49:50,175 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:49:50,175 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:49:50,176 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:49:50,176 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:49:50,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:49:50,177 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:49:50,179 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:49:50,179 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:49:50,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:49:50,180 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:49:50,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:49:50,180 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:49:50,181 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:49:50,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:50,181 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:49:50,182 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:49:50,182 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:49:50,182 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:49:50,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:49:50,183 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:49:50,184 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:49:50,184 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:49:50,184 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:49:50,185 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_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7435769e205a5a22a211f82999711a463f5dd426d6bac372f4ec13ff649b3c52 [2023-11-24 23:49:50,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:49:50,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:49:50,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:49:50,539 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:49:50,540 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:49:50,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-80.i [2023-11-24 23:49:53,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:49:53,940 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:49:53,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-80.i [2023-11-24 23:49:53,951 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/data/7d561c7b1/26cecd54463b4ab28e740d700f750f2c/FLAG634ee52b4 [2023-11-24 23:49:53,978 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/data/7d561c7b1/26cecd54463b4ab28e740d700f750f2c [2023-11-24 23:49:53,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:49:53,985 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:49:53,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:53,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:49:53,995 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:49:53,996 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:53,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e357ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53, skipping insertion in model container [2023-11-24 23:49:53,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:54,045 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:49:54,199 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_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-80.i[916,929] [2023-11-24 23:49:54,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:54,336 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:49:54,346 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_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-80.i[916,929] [2023-11-24 23:49:54,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:54,434 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:49:54,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:54 WrapperNode [2023-11-24 23:49:54,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:54,436 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:54,437 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:49:54,437 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:49:54,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:54" (1/1) ... [2023-11-24 23:49:54,476 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:54" (1/1) ... [2023-11-24 23:49:54,542 INFO L138 Inliner]: procedures = 29, calls = 233, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 683 [2023-11-24 23:49:54,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:54,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:49:54,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:49:54,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:49:54,553 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:54" (1/1) ... [2023-11-24 23:49:54,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:54" (1/1) ... [2023-11-24 23:49:54,562 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:54" (1/1) ... [2023-11-24 23:49:54,562 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:54" (1/1) ... [2023-11-24 23:49:54,598 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:54" (1/1) ... [2023-11-24 23:49:54,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:54" (1/1) ... [2023-11-24 23:49:54,609 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:54" (1/1) ... [2023-11-24 23:49:54,613 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:54" (1/1) ... [2023-11-24 23:49:54,621 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:49:54,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:49:54,623 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:49:54,623 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:49:54,624 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:54" (1/1) ... [2023-11-24 23:49:54,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:54,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:49:54,657 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:49:54,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:49:54,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:49:54,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:49:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 23:49:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 23:49:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:49:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-24 23:49:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:49:54,741 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:49:54,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:49:54,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:49:54,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:49:54,903 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:49:54,904 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:49:55,612 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:49:56,581 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:49:56,581 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:49:56,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:56 BoogieIcfgContainer [2023-11-24 23:49:56,583 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:49:56,586 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:49:56,586 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:49:56,589 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:49:56,590 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:49:53" (1/3) ... [2023-11-24 23:49:56,590 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c8b3849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:56, skipping insertion in model container [2023-11-24 23:49:56,591 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:54" (2/3) ... [2023-11-24 23:49:56,591 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c8b3849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:56, skipping insertion in model container [2023-11-24 23:49:56,591 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:56" (3/3) ... [2023-11-24 23:49:56,593 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-80.i [2023-11-24 23:49:56,613 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:49:56,613 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:49:56,663 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:49:56,670 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;@53e92cb3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:49:56,671 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:49:56,675 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-24 23:49:56,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 23:49:56,686 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:56,687 INFO L195 NwaCegarLoop]: trace histogram [17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:49:56,688 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:56,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:56,694 INFO L85 PathProgramCache]: Analyzing trace with hash -318015957, now seen corresponding path program 1 times [2023-11-24 23:49:56,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:49:56,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005585824] [2023-11-24 23:49:56,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:56,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:49:57,050 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:49:57,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [222758668] [2023-11-24 23:49:57,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:57,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:49:57,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:49:57,055 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:49:57,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:49:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:49:58,382 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:50:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:50:00,452 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:50:00,454 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:50:00,456 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:50:00,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-24 23:50:00,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:50:00,679 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:50:00,686 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:50:00,770 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-24 23:50:00,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-24 23:50:00,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-24 23:50:00,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-24 23:50:00,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated [2023-11-24 23:50:00,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short86 could not be translated [2023-11-24 23:50:00,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-24 23:50:00,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-24 23:50:00,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-24 23:50:00,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated [2023-11-24 23:50:00,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-24 23:50:00,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-24 23:50:00,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-24 23:50:00,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated [2023-11-24 23:50:00,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short86 could not be translated [2023-11-24 23:50:00,776 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-24 23:50:00,776 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-24 23:50:00,776 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated [2023-11-24 23:50:00,776 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated [2023-11-24 23:50:00,777 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated [2023-11-24 23:50:00,777 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-11-24 23:50:00,777 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-24 23:50:00,777 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short94 could not be translated [2023-11-24 23:50:00,778 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-24 23:50:00,778 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-24 23:50:00,778 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated [2023-11-24 23:50:00,778 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short94 could not be translated [2023-11-24 23:50:00,780 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-24 23:50:00,780 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-11-24 23:50:00,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-24 23:50:00,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated [2023-11-24 23:50:00,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-24 23:50:00,782 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short101 could not be translated [2023-11-24 23:50:00,783 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short98 could not be translated [2023-11-24 23:50:00,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-24 23:50:00,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-24 23:50:00,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-24 23:50:00,790 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short102 could not be translated [2023-11-24 23:50:00,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-11-24 23:50:00,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short101 could not be translated [2023-11-24 23:50:00,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-24 23:50:00,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-24 23:50:00,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-11-24 23:50:00,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short98 could not be translated [2023-11-24 23:50:00,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-24 23:50:00,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short102 could not be translated [2023-11-24 23:50:00,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem104 could not be translated [2023-11-24 23:50:00,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short106 could not be translated [2023-11-24 23:50:00,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short109 could not be translated [2023-11-24 23:50:00,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated [2023-11-24 23:50:00,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-24 23:50:00,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-24 23:50:00,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short110 could not be translated [2023-11-24 23:50:00,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short109 could not be translated [2023-11-24 23:50:00,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-24 23:50:00,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem104 could not be translated [2023-11-24 23:50:00,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short106 could not be translated [2023-11-24 23:50:00,799 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-24 23:50:00,799 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short110 could not be translated [2023-11-24 23:50:00,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated [2023-11-24 23:50:00,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated [2023-11-24 23:50:00,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated [2023-11-24 23:50:00,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-24 23:50:00,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short114 could not be translated [2023-11-24 23:50:00,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short117 could not be translated [2023-11-24 23:50:00,803 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated [2023-11-24 23:50:00,803 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated [2023-11-24 23:50:00,804 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short117 could not be translated [2023-11-24 23:50:00,805 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated [2023-11-24 23:50:00,805 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated [2023-11-24 23:50:00,805 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated [2023-11-24 23:50:00,805 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short114 could not be translated [2023-11-24 23:50:00,805 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-24 23:50:00,806 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated [2023-11-24 23:50:00,807 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short122 could not be translated [2023-11-24 23:50:00,807 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated [2023-11-24 23:50:00,809 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated [2023-11-24 23:50:00,809 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short126 could not be translated [2023-11-24 23:50:00,809 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short125 could not be translated [2023-11-24 23:50:00,809 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem120 could not be translated [2023-11-24 23:50:00,809 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated [2023-11-24 23:50:00,815 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated [2023-11-24 23:50:00,815 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated [2023-11-24 23:50:00,817 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short126 could not be translated [2023-11-24 23:50:00,818 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem120 could not be translated [2023-11-24 23:50:00,821 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short125 could not be translated [2023-11-24 23:50:00,821 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated [2023-11-24 23:50:00,821 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short122 could not be translated [2023-11-24 23:50:00,822 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-24 23:50:00,822 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-24 23:50:00,823 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-24 23:50:00,823 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-24 23:50:00,823 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem131 could not be translated [2023-11-24 23:50:00,824 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem131 could not be translated [2023-11-24 23:50:00,824 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-24 23:50:00,824 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-24 23:50:00,825 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-24 23:50:00,825 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-24 23:50:00,825 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-24 23:50:00,826 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-24 23:50:00,826 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated [2023-11-24 23:50:00,827 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated [2023-11-24 23:50:00,827 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated [2023-11-24 23:50:00,827 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated [2023-11-24 23:50:00,828 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem139 could not be translated [2023-11-24 23:50:00,828 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem139 could not be translated [2023-11-24 23:50:00,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:50:00 BoogieIcfgContainer [2023-11-24 23:50:00,860 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:50:00,861 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:50:00,861 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:50:00,861 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:50:00,862 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:56" (3/4) ... [2023-11-24 23:50:00,865 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:50:00,866 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:50:00,867 INFO L158 Benchmark]: Toolchain (without parser) took 6881.64ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 121.6MB in the beginning and 94.5MB in the end (delta: 27.1MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. [2023-11-24 23:50:00,868 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 115.3MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:50:00,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.51ms. Allocated memory is still 165.7MB. Free memory was 121.6MB in the beginning and 103.2MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:50:00,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.85ms. Allocated memory is still 165.7MB. Free memory was 103.2MB in the beginning and 97.7MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:50:00,870 INFO L158 Benchmark]: Boogie Preprocessor took 78.86ms. Allocated memory is still 165.7MB. Free memory was 97.7MB in the beginning and 93.1MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:50:00,871 INFO L158 Benchmark]: RCFGBuilder took 1961.13ms. Allocated memory is still 165.7MB. Free memory was 93.1MB in the beginning and 88.6MB in the end (delta: 4.5MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2023-11-24 23:50:00,872 INFO L158 Benchmark]: TraceAbstraction took 4274.61ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 87.6MB in the beginning and 94.5MB in the end (delta: -7.0MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2023-11-24 23:50:00,872 INFO L158 Benchmark]: Witness Printer took 5.18ms. Allocated memory is still 207.6MB. Free memory is still 94.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:50:00,876 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83ms. Allocated memory is still 115.3MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.51ms. Allocated memory is still 165.7MB. Free memory was 121.6MB in the beginning and 103.2MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.85ms. Allocated memory is still 165.7MB. Free memory was 103.2MB in the beginning and 97.7MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.86ms. Allocated memory is still 165.7MB. Free memory was 97.7MB in the beginning and 93.1MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1961.13ms. Allocated memory is still 165.7MB. Free memory was 93.1MB in the beginning and 88.6MB in the end (delta: 4.5MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. * TraceAbstraction took 4274.61ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 87.6MB in the beginning and 94.5MB in the end (delta: -7.0MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. * Witness Printer took 5.18ms. Allocated memory is still 207.6MB. Free memory is still 94.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short110 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short110 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short125 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short125 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem139 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem139 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 someBinaryDOUBLEComparisonOperation at line 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 56. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 1 }; [L25-L27] double double_Array_0[2][2][2] = { {{127.5, 5.5}, {99.84, 4.3}}, {{1.5, 1.8}, {25.8, 500.7}} }; [L28-L30] signed char signed_char_Array_0[3] = { 0, -64, 2 }; [L31-L33] signed long int signed_long_int_Array_0[1] = { 128 }; [L34-L36] signed short int signed_short_int_Array_0[3] = { -1, 1, 256 }; [L37-L39] unsigned short int unsigned_short_int_Array_0[1] = { 4 }; [L99] isInitial = 1 [L100] FCALL initially() [L101] COND TRUE 1 [L102] FCALL updateLastVariables() [L103] CALL updateVariables() [L63] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L64] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L64] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L65] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L65] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L66] double_Array_0[0][0][0] = __VERIFIER_nondet_double() [L67] EXPR double_Array_0[0][0][0] [L67] EXPR double_Array_0[0][0][0] >= 0.0F && double_Array_0[0][0][0] <= -1.0e-20F [L67] EXPR (double_Array_0[0][0][0] >= 0.0F && double_Array_0[0][0][0] <= -1.0e-20F) || (double_Array_0[0][0][0] <= 9223372.036854765600e+12F && double_Array_0[0][0][0] >= 1.0e-20F ) [L67] EXPR double_Array_0[0][0][0] [L67] EXPR double_Array_0[0][0][0] <= 9223372.036854765600e+12F && double_Array_0[0][0][0] >= 1.0e-20F [L67] EXPR double_Array_0[0][0][0] [L67] EXPR double_Array_0[0][0][0] <= 9223372.036854765600e+12F && double_Array_0[0][0][0] >= 1.0e-20F [L67] EXPR (double_Array_0[0][0][0] >= 0.0F && double_Array_0[0][0][0] <= -1.0e-20F) || (double_Array_0[0][0][0] <= 9223372.036854765600e+12F && double_Array_0[0][0][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L67] CALL assume_abort_if_not((double_Array_0[0][0][0] >= 0.0F && double_Array_0[0][0][0] <= -1.0e-20F) || (double_Array_0[0][0][0] <= 9223372.036854765600e+12F && double_Array_0[0][0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not((double_Array_0[0][0][0] >= 0.0F && double_Array_0[0][0][0] <= -1.0e-20F) || (double_Array_0[0][0][0] <= 9223372.036854765600e+12F && double_Array_0[0][0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L68] double_Array_0[1][0][0] = __VERIFIER_nondet_double() [L69] EXPR double_Array_0[1][0][0] [L69] EXPR double_Array_0[1][0][0] >= 0.0F && double_Array_0[1][0][0] <= -1.0e-20F [L69] EXPR (double_Array_0[1][0][0] >= 0.0F && double_Array_0[1][0][0] <= -1.0e-20F) || (double_Array_0[1][0][0] <= 9223372.036854765600e+12F && double_Array_0[1][0][0] >= 1.0e-20F ) [L69] EXPR double_Array_0[1][0][0] [L69] EXPR double_Array_0[1][0][0] <= 9223372.036854765600e+12F && double_Array_0[1][0][0] >= 1.0e-20F [L69] EXPR double_Array_0[1][0][0] [L69] EXPR double_Array_0[1][0][0] <= 9223372.036854765600e+12F && double_Array_0[1][0][0] >= 1.0e-20F [L69] EXPR (double_Array_0[1][0][0] >= 0.0F && double_Array_0[1][0][0] <= -1.0e-20F) || (double_Array_0[1][0][0] <= 9223372.036854765600e+12F && double_Array_0[1][0][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L69] CALL assume_abort_if_not((double_Array_0[1][0][0] >= 0.0F && double_Array_0[1][0][0] <= -1.0e-20F) || (double_Array_0[1][0][0] <= 9223372.036854765600e+12F && double_Array_0[1][0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not((double_Array_0[1][0][0] >= 0.0F && double_Array_0[1][0][0] <= -1.0e-20F) || (double_Array_0[1][0][0] <= 9223372.036854765600e+12F && double_Array_0[1][0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L70] double_Array_0[1][1][0] = __VERIFIER_nondet_double() [L71] EXPR double_Array_0[1][1][0] [L71] EXPR double_Array_0[1][1][0] >= -922337.2036854765600e+13F && double_Array_0[1][1][0] <= -1.0e-20F [L71] EXPR double_Array_0[1][1][0] [L71] EXPR double_Array_0[1][1][0] >= -922337.2036854765600e+13F && double_Array_0[1][1][0] <= -1.0e-20F [L71] EXPR (double_Array_0[1][1][0] >= -922337.2036854765600e+13F && double_Array_0[1][1][0] <= -1.0e-20F) || (double_Array_0[1][1][0] <= 9223372.036854765600e+12F && double_Array_0[1][1][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L71] CALL assume_abort_if_not((double_Array_0[1][1][0] >= -922337.2036854765600e+13F && double_Array_0[1][1][0] <= -1.0e-20F) || (double_Array_0[1][1][0] <= 9223372.036854765600e+12F && double_Array_0[1][1][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not((double_Array_0[1][1][0] >= -922337.2036854765600e+13F && double_Array_0[1][1][0] <= -1.0e-20F) || (double_Array_0[1][1][0] <= 9223372.036854765600e+12F && double_Array_0[1][1][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L72] double_Array_0[0][0][1] = __VERIFIER_nondet_double() [L73] EXPR double_Array_0[0][0][1] [L73] EXPR double_Array_0[0][0][1] >= -922337.2036854765600e+13F && double_Array_0[0][0][1] <= -1.0e-20F [L73] EXPR double_Array_0[0][0][1] [L73] EXPR double_Array_0[0][0][1] >= -922337.2036854765600e+13F && double_Array_0[0][0][1] <= -1.0e-20F [L73] EXPR (double_Array_0[0][0][1] >= -922337.2036854765600e+13F && double_Array_0[0][0][1] <= -1.0e-20F) || (double_Array_0[0][0][1] <= 9223372.036854765600e+12F && double_Array_0[0][0][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L73] CALL assume_abort_if_not((double_Array_0[0][0][1] >= -922337.2036854765600e+13F && double_Array_0[0][0][1] <= -1.0e-20F) || (double_Array_0[0][0][1] <= 9223372.036854765600e+12F && double_Array_0[0][0][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not((double_Array_0[0][0][1] >= -922337.2036854765600e+13F && double_Array_0[0][0][1] <= -1.0e-20F) || (double_Array_0[0][0][1] <= 9223372.036854765600e+12F && double_Array_0[0][0][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L74] double_Array_0[0][1][1] = __VERIFIER_nondet_double() [L75] EXPR double_Array_0[0][1][1] [L75] EXPR double_Array_0[0][1][1] >= -922337.2036854765600e+13F && double_Array_0[0][1][1] <= -1.0e-20F [L75] EXPR double_Array_0[0][1][1] [L75] EXPR double_Array_0[0][1][1] >= -922337.2036854765600e+13F && double_Array_0[0][1][1] <= -1.0e-20F [L75] EXPR (double_Array_0[0][1][1] >= -922337.2036854765600e+13F && double_Array_0[0][1][1] <= -1.0e-20F) || (double_Array_0[0][1][1] <= 9223372.036854765600e+12F && double_Array_0[0][1][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L75] CALL assume_abort_if_not((double_Array_0[0][1][1] >= -922337.2036854765600e+13F && double_Array_0[0][1][1] <= -1.0e-20F) || (double_Array_0[0][1][1] <= 9223372.036854765600e+12F && double_Array_0[0][1][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not((double_Array_0[0][1][1] >= -922337.2036854765600e+13F && double_Array_0[0][1][1] <= -1.0e-20F) || (double_Array_0[0][1][1] <= 9223372.036854765600e+12F && double_Array_0[0][1][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L76] double_Array_0[1][1][1] = __VERIFIER_nondet_double() [L77] EXPR double_Array_0[1][1][1] [L77] EXPR double_Array_0[1][1][1] >= -922337.2036854765600e+13F && double_Array_0[1][1][1] <= -1.0e-20F [L77] EXPR double_Array_0[1][1][1] [L77] EXPR double_Array_0[1][1][1] >= -922337.2036854765600e+13F && double_Array_0[1][1][1] <= -1.0e-20F [L77] EXPR (double_Array_0[1][1][1] >= -922337.2036854765600e+13F && double_Array_0[1][1][1] <= -1.0e-20F) || (double_Array_0[1][1][1] <= 9223372.036854765600e+12F && double_Array_0[1][1][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L77] CALL assume_abort_if_not((double_Array_0[1][1][1] >= -922337.2036854765600e+13F && double_Array_0[1][1][1] <= -1.0e-20F) || (double_Array_0[1][1][1] <= 9223372.036854765600e+12F && double_Array_0[1][1][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not((double_Array_0[1][1][1] >= -922337.2036854765600e+13F && double_Array_0[1][1][1] <= -1.0e-20F) || (double_Array_0[1][1][1] <= 9223372.036854765600e+12F && double_Array_0[1][1][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] signed_char_Array_0[2] = __VERIFIER_nondet_char() [L79] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L79] CALL assume_abort_if_not(signed_char_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(signed_char_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] CALL assume_abort_if_not(signed_char_Array_0[2] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(signed_char_Array_0[2] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] signed_long_int_Array_0[0] = __VERIFIER_nondet_long() [L82] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L82] CALL assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L83] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L83] CALL assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L84] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L84] CALL assume_abort_if_not(signed_long_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(signed_long_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L85] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L86] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L86] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= -1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(signed_short_int_Array_0[0] >= -1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L88] signed_short_int_Array_0[1] = __VERIFIER_nondet_short() [L89] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L89] CALL assume_abort_if_not(signed_short_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(signed_short_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] CALL assume_abort_if_not(signed_short_int_Array_0[1] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(signed_short_int_Array_0[1] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L103] RET updateVariables() [L104] CALL step() [L43] EXPR double_Array_0[1][1][1] [L43] double_Array_0[0][1][0] = double_Array_0[1][1][1] [L44] EXPR signed_short_int_Array_0[1] [L44] unsigned_short_int_Array_0[0] = signed_short_int_Array_0[1] [L45] EXPR signed_char_Array_0[2] [L45] signed_char_Array_0[1] = signed_char_Array_0[2] [L46] EXPR unsigned_short_int_Array_0[0] [L46] EXPR signed_char_Array_0[1] [L46] unsigned char stepLocal_0 = unsigned_short_int_Array_0[0] <= signed_char_Array_0[1]; [L47] EXPR BOOL_unsigned_char_Array_0[0] [L47] COND FALSE !(BOOL_unsigned_char_Array_0[0] || stepLocal_0) [L50] EXPR signed_char_Array_0[2] [L50] signed_char_Array_0[0] = signed_char_Array_0[2] [L52] EXPR signed_short_int_Array_0[1] [L52] signed short int stepLocal_1 = signed_short_int_Array_0[1]; [L53] EXPR unsigned_short_int_Array_0[0] [L53] EXPR signed_long_int_Array_0[0] [L53] COND FALSE !(stepLocal_1 <= (unsigned_short_int_Array_0[0] / signed_long_int_Array_0[0])) [L56] EXPR double_Array_0[0][0][0] [L56] EXPR double_Array_0[1][0][0] [L56] double_Array_0[1][0][1] = (double_Array_0[0][0][0] - double_Array_0[1][0][0]) [L58] EXPR unsigned_short_int_Array_0[0] [L58] EXPR unsigned_short_int_Array_0[0] [L58] EXPR signed_char_Array_0[0] [L58] EXPR (((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]) [L58] EXPR signed_char_Array_0[0] [L58] EXPR (((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]) [L58] EXPR unsigned_short_int_Array_0[0] [L58] EXPR unsigned_short_int_Array_0[0] [L58] EXPR signed_char_Array_0[1] [L58] EXPR signed_long_int_Array_0[0] [L58] EXPR (((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0])) [L58] EXPR unsigned_short_int_Array_0[0] [L58] EXPR unsigned_short_int_Array_0[0] [L58] EXPR (((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0])) [L58] COND FALSE !((((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]))) <= (((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))))) [L104] RET step() [L105] CALL, EXPR property() [L95] EXPR unsigned_short_int_Array_0[0] [L95] EXPR unsigned_short_int_Array_0[0] [L95] EXPR signed_char_Array_0[0] [L95] EXPR (((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]) [L95] EXPR signed_char_Array_0[0] [L95] EXPR (((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]) [L95] EXPR unsigned_short_int_Array_0[0] [L95] EXPR unsigned_short_int_Array_0[0] [L95] EXPR signed_char_Array_0[1] [L95] EXPR signed_long_int_Array_0[0] [L95] EXPR (((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0])) [L95] EXPR unsigned_short_int_Array_0[0] [L95] EXPR unsigned_short_int_Array_0[0] [L95] EXPR (((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0])) [L95] EXPR ((((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]))) <= (((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))))) ? (signed_short_int_Array_0[2] == ((signed short int) (((((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) < (signed_char_Array_0[0])) ? ((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) : (signed_char_Array_0[0]))))) : 1 [L95] EXPR (((((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]))) <= (((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))))) ? (signed_short_int_Array_0[2] == ((signed short int) (((((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) < (signed_char_Array_0[0])) ? ((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) : (signed_char_Array_0[0]))))) : 1) && ((BOOL_unsigned_char_Array_0[0] || (unsigned_short_int_Array_0[0] <= signed_char_Array_0[1])) ? (signed_char_Array_0[0] == ((signed char) ((((1 - signed_char_Array_0[2]) < 0 ) ? -(1 - signed_char_Array_0[2]) : (1 - signed_char_Array_0[2]))))) : (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[2]))) [L95] EXPR BOOL_unsigned_char_Array_0[0] [L95] EXPR BOOL_unsigned_char_Array_0[0] || (unsigned_short_int_Array_0[0] <= signed_char_Array_0[1]) [L95] EXPR unsigned_short_int_Array_0[0] [L95] EXPR signed_char_Array_0[1] [L95] EXPR BOOL_unsigned_char_Array_0[0] || (unsigned_short_int_Array_0[0] <= signed_char_Array_0[1]) [L95] EXPR (BOOL_unsigned_char_Array_0[0] || (unsigned_short_int_Array_0[0] <= signed_char_Array_0[1])) ? (signed_char_Array_0[0] == ((signed char) ((((1 - signed_char_Array_0[2]) < 0 ) ? -(1 - signed_char_Array_0[2]) : (1 - signed_char_Array_0[2]))))) : (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[2])) [L95] EXPR signed_char_Array_0[0] [L95] EXPR signed_char_Array_0[2] [L95] EXPR (BOOL_unsigned_char_Array_0[0] || (unsigned_short_int_Array_0[0] <= signed_char_Array_0[1])) ? (signed_char_Array_0[0] == ((signed char) ((((1 - signed_char_Array_0[2]) < 0 ) ? -(1 - signed_char_Array_0[2]) : (1 - signed_char_Array_0[2]))))) : (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[2])) [L95] EXPR (((((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]))) <= (((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))))) ? (signed_short_int_Array_0[2] == ((signed short int) (((((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) < (signed_char_Array_0[0])) ? ((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) : (signed_char_Array_0[0]))))) : 1) && ((BOOL_unsigned_char_Array_0[0] || (unsigned_short_int_Array_0[0] <= signed_char_Array_0[1])) ? (signed_char_Array_0[0] == ((signed char) ((((1 - signed_char_Array_0[2]) < 0 ) ? -(1 - signed_char_Array_0[2]) : (1 - signed_char_Array_0[2]))))) : (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[2]))) [L95] EXPR ((((((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]))) <= (((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))))) ? (signed_short_int_Array_0[2] == ((signed short int) (((((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) < (signed_char_Array_0[0])) ? ((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) : (signed_char_Array_0[0]))))) : 1) && ((BOOL_unsigned_char_Array_0[0] || (unsigned_short_int_Array_0[0] <= signed_char_Array_0[1])) ? (signed_char_Array_0[0] == ((signed char) ((((1 - signed_char_Array_0[2]) < 0 ) ? -(1 - signed_char_Array_0[2]) : (1 - signed_char_Array_0[2]))))) : (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[2])))) && ((signed_short_int_Array_0[1] <= (unsigned_short_int_Array_0[0] / signed_long_int_Array_0[0])) ? (double_Array_0[1][0][1] == ((double) ((((((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) < (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1]))))) ? (((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) : (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1])))))))) : (double_Array_0[1][0][1] == ((double) (double_Array_0[0][0][0] - double_Array_0[1][0][0])))) [L95] EXPR signed_short_int_Array_0[1] [L95] EXPR unsigned_short_int_Array_0[0] [L95] EXPR signed_long_int_Array_0[0] [L95] EXPR (signed_short_int_Array_0[1] <= (unsigned_short_int_Array_0[0] / signed_long_int_Array_0[0])) ? (double_Array_0[1][0][1] == ((double) ((((((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) < (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1]))))) ? (((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) : (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1])))))))) : (double_Array_0[1][0][1] == ((double) (double_Array_0[0][0][0] - double_Array_0[1][0][0]))) [L95] EXPR double_Array_0[1][0][1] [L95] EXPR double_Array_0[0][0][0] [L95] EXPR double_Array_0[1][0][0] [L95] EXPR (signed_short_int_Array_0[1] <= (unsigned_short_int_Array_0[0] / signed_long_int_Array_0[0])) ? (double_Array_0[1][0][1] == ((double) ((((((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) < (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1]))))) ? (((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) : (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1])))))))) : (double_Array_0[1][0][1] == ((double) (double_Array_0[0][0][0] - double_Array_0[1][0][0]))) [L95] EXPR ((((((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]))) <= (((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))))) ? (signed_short_int_Array_0[2] == ((signed short int) (((((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) < (signed_char_Array_0[0])) ? ((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) : (signed_char_Array_0[0]))))) : 1) && ((BOOL_unsigned_char_Array_0[0] || (unsigned_short_int_Array_0[0] <= signed_char_Array_0[1])) ? (signed_char_Array_0[0] == ((signed char) ((((1 - signed_char_Array_0[2]) < 0 ) ? -(1 - signed_char_Array_0[2]) : (1 - signed_char_Array_0[2]))))) : (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[2])))) && ((signed_short_int_Array_0[1] <= (unsigned_short_int_Array_0[0] / signed_long_int_Array_0[0])) ? (double_Array_0[1][0][1] == ((double) ((((((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) < (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1]))))) ? (((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) : (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1])))))))) : (double_Array_0[1][0][1] == ((double) (double_Array_0[0][0][0] - double_Array_0[1][0][0])))) [L95] EXPR (((((((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]))) <= (((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))))) ? (signed_short_int_Array_0[2] == ((signed short int) (((((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) < (signed_char_Array_0[0])) ? ((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) : (signed_char_Array_0[0]))))) : 1) && ((BOOL_unsigned_char_Array_0[0] || (unsigned_short_int_Array_0[0] <= signed_char_Array_0[1])) ? (signed_char_Array_0[0] == ((signed char) ((((1 - signed_char_Array_0[2]) < 0 ) ? -(1 - signed_char_Array_0[2]) : (1 - signed_char_Array_0[2]))))) : (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[2])))) && ((signed_short_int_Array_0[1] <= (unsigned_short_int_Array_0[0] / signed_long_int_Array_0[0])) ? (double_Array_0[1][0][1] == ((double) ((((((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) < (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1]))))) ? (((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) : (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1])))))))) : (double_Array_0[1][0][1] == ((double) (double_Array_0[0][0][0] - double_Array_0[1][0][0]))))) && (double_Array_0[0][1][0] == ((double) double_Array_0[1][1][1])) [L95] EXPR ((((((((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]))) <= (((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))))) ? (signed_short_int_Array_0[2] == ((signed short int) (((((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) < (signed_char_Array_0[0])) ? ((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) : (signed_char_Array_0[0]))))) : 1) && ((BOOL_unsigned_char_Array_0[0] || (unsigned_short_int_Array_0[0] <= signed_char_Array_0[1])) ? (signed_char_Array_0[0] == ((signed char) ((((1 - signed_char_Array_0[2]) < 0 ) ? -(1 - signed_char_Array_0[2]) : (1 - signed_char_Array_0[2]))))) : (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[2])))) && ((signed_short_int_Array_0[1] <= (unsigned_short_int_Array_0[0] / signed_long_int_Array_0[0])) ? (double_Array_0[1][0][1] == ((double) ((((((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) < (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1]))))) ? (((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) : (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1])))))))) : (double_Array_0[1][0][1] == ((double) (double_Array_0[0][0][0] - double_Array_0[1][0][0]))))) && (double_Array_0[0][1][0] == ((double) double_Array_0[1][1][1]))) && (unsigned_short_int_Array_0[0] == ((unsigned short int) signed_short_int_Array_0[1])) [L95] EXPR (((((((((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]))) <= (((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))))) ? (signed_short_int_Array_0[2] == ((signed short int) (((((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) < (signed_char_Array_0[0])) ? ((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) : (signed_char_Array_0[0]))))) : 1) && ((BOOL_unsigned_char_Array_0[0] || (unsigned_short_int_Array_0[0] <= signed_char_Array_0[1])) ? (signed_char_Array_0[0] == ((signed char) ((((1 - signed_char_Array_0[2]) < 0 ) ? -(1 - signed_char_Array_0[2]) : (1 - signed_char_Array_0[2]))))) : (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[2])))) && ((signed_short_int_Array_0[1] <= (unsigned_short_int_Array_0[0] / signed_long_int_Array_0[0])) ? (double_Array_0[1][0][1] == ((double) ((((((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) < (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1]))))) ? (((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) : (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1])))))))) : (double_Array_0[1][0][1] == ((double) (double_Array_0[0][0][0] - double_Array_0[1][0][0]))))) && (double_Array_0[0][1][0] == ((double) double_Array_0[1][1][1]))) && (unsigned_short_int_Array_0[0] == ((unsigned short int) signed_short_int_Array_0[1]))) && (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[2])) [L95-L96] return (((((((((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) > (signed_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : (signed_char_Array_0[0]))) <= (((((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) < ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))) ? ((unsigned_short_int_Array_0[0] - unsigned_short_int_Array_0[0])) : ((signed_char_Array_0[1] % signed_long_int_Array_0[0]))))) ? (signed_short_int_Array_0[2] == ((signed short int) (((((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) < (signed_char_Array_0[0])) ? ((signed_short_int_Array_0[0] - signed_short_int_Array_0[1])) : (signed_char_Array_0[0]))))) : 1) && ((BOOL_unsigned_char_Array_0[0] || (unsigned_short_int_Array_0[0] <= signed_char_Array_0[1])) ? (signed_char_Array_0[0] == ((signed char) ((((1 - signed_char_Array_0[2]) < 0 ) ? -(1 - signed_char_Array_0[2]) : (1 - signed_char_Array_0[2]))))) : (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[2])))) && ((signed_short_int_Array_0[1] <= (unsigned_short_int_Array_0[0] / signed_long_int_Array_0[0])) ? (double_Array_0[1][0][1] == ((double) ((((((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) < (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1]))))) ? (((((((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) > (double_Array_0[0][1][1])) ? (((((double_Array_0[1][1][0]) < (double_Array_0[0][0][1])) ? (double_Array_0[1][1][0]) : (double_Array_0[0][0][1])))) : (double_Array_0[0][1][1])))) : (((((3.6) > (double_Array_0[1][1][1])) ? (3.6) : (double_Array_0[1][1][1])))))))) : (double_Array_0[1][0][1] == ((double) (double_Array_0[0][0][0] - double_Array_0[1][0][0]))))) && (double_Array_0[0][1][0] == ((double) double_Array_0[1][1][1]))) && (unsigned_short_int_Array_0[0] == ((unsigned short int) signed_short_int_Array_0[1]))) && (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[2])) ; [L105] RET, EXPR property() [L105] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 1, TraceHistogramMax: 17, 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=43occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 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 23:50:00,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 7435769e205a5a22a211f82999711a463f5dd426d6bac372f4ec13ff649b3c52 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:50:03,554 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:50:03,643 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:50:03,649 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:50:03,650 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:50:03,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:50:03,677 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:50:03,678 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:50:03,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:50:03,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:50:03,680 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:50:03,681 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:50:03,681 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:50:03,682 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:50:03,683 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:50:03,683 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:50:03,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:50:03,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:50:03,685 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:50:03,686 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:50:03,686 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:50:03,687 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:50:03,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:50:03,688 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:50:03,690 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:50:03,691 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:50:03,691 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:50:03,692 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:50:03,692 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:50:03,692 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:50:03,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:50:03,693 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:50:03,694 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:50:03,694 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:50:03,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:50:03,696 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:50:03,697 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:50:03,697 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:50:03,697 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:50:03,698 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:50:03,698 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:50:03,699 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:50:03,699 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:50:03,699 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:50:03,700 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_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7435769e205a5a22a211f82999711a463f5dd426d6bac372f4ec13ff649b3c52 [2023-11-24 23:50:04,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:50:04,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:50:04,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:50:04,119 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:50:04,121 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:50:04,122 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-80.i [2023-11-24 23:50:07,309 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:50:07,618 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:50:07,618 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-80.i [2023-11-24 23:50:07,638 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/data/a6ef8565f/ec86b60c783f434c9b0fa14340dd202a/FLAG3ccf86e01 [2023-11-24 23:50:07,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/data/a6ef8565f/ec86b60c783f434c9b0fa14340dd202a [2023-11-24 23:50:07,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:50:07,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:50:07,661 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:50:07,661 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:50:07,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:50:07,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:50:07" (1/1) ... [2023-11-24 23:50:07,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@541e0d3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:07, skipping insertion in model container [2023-11-24 23:50:07,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:50:07" (1/1) ... [2023-11-24 23:50:07,717 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:50:07,906 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_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-80.i[916,929] [2023-11-24 23:50:08,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:50:08,105 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:50:08,120 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_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-80.i[916,929] [2023-11-24 23:50:08,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:50:08,339 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:50:08,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:08 WrapperNode [2023-11-24 23:50:08,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:50:08,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:50:08,342 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:50:08,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:50:08,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:08" (1/1) ... [2023-11-24 23:50:08,383 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:08" (1/1) ... [2023-11-24 23:50:08,453 INFO L138 Inliner]: procedures = 36, calls = 233, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 679 [2023-11-24 23:50:08,454 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:50:08,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:50:08,455 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:50:08,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:50:08,465 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:08" (1/1) ... [2023-11-24 23:50:08,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:08" (1/1) ... [2023-11-24 23:50:08,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:08" (1/1) ... [2023-11-24 23:50:08,503 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:08" (1/1) ... [2023-11-24 23:50:08,540 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:08" (1/1) ... [2023-11-24 23:50:08,547 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:08" (1/1) ... [2023-11-24 23:50:08,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:08" (1/1) ... [2023-11-24 23:50:08,556 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:08" (1/1) ... [2023-11-24 23:50:08,566 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:50:08,580 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:50:08,581 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:50:08,581 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:50:08,582 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:08" (1/1) ... [2023-11-24 23:50:08,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:50:08,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:50:08,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:50:08,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:50:08,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:50:08,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-24 23:50:08,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-24 23:50:08,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 23:50:08,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-24 23:50:08,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:50:08,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:50:08,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-24 23:50:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:50:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-24 23:50:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:50:08,685 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:50:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:50:08,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:50:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 23:50:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-24 23:50:08,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:50:08,901 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:50:08,904 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:50:10,923 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:50:11,020 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:50:11,020 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:50:11,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:50:11 BoogieIcfgContainer [2023-11-24 23:50:11,021 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:50:11,024 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:50:11,025 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:50:11,028 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:50:11,029 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:50:07" (1/3) ... [2023-11-24 23:50:11,030 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@389d24a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:50:11, skipping insertion in model container [2023-11-24 23:50:11,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:50:08" (2/3) ... [2023-11-24 23:50:11,032 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@389d24a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:50:11, skipping insertion in model container [2023-11-24 23:50:11,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:50:11" (3/3) ... [2023-11-24 23:50:11,034 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-80.i [2023-11-24 23:50:11,054 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:50:11,055 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:50:11,125 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:50:11,135 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;@310c22f5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:50:11,135 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:50:11,142 INFO L276 IsEmpty]: Start isEmpty. Operand has 147 states, 127 states have (on average 1.4803149606299213) internal successors, (188), 128 states have internal predecessors, (188), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-24 23:50:11,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-24 23:50:11,166 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:11,167 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:50:11,168 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:11,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:11,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1939007180, now seen corresponding path program 1 times [2023-11-24 23:50:11,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:11,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1613456261] [2023-11-24 23:50:11,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:11,194 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 23:50:11,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:11,199 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:11,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:11,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:50:11,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:11,969 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2023-11-24 23:50:11,969 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:11,970 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:11,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1613456261] [2023-11-24 23:50:11,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1613456261] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:11,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:11,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:50:11,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456501892] [2023-11-24 23:50:11,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:11,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:50:11,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:12,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:50:12,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:50:12,011 INFO L87 Difference]: Start difference. First operand has 147 states, 127 states have (on average 1.4803149606299213) internal successors, (188), 128 states have internal predecessors, (188), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-24 23:50:12,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:12,089 INFO L93 Difference]: Finished difference Result 291 states and 459 transitions. [2023-11-24 23:50:12,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:50:12,092 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 148 [2023-11-24 23:50:12,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:12,101 INFO L225 Difference]: With dead ends: 291 [2023-11-24 23:50:12,101 INFO L226 Difference]: Without dead ends: 145 [2023-11-24 23:50:12,105 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 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 23:50:12,109 INFO L413 NwaCegarLoop]: 213 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:12,110 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 213 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:50:12,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2023-11-24 23:50:12,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2023-11-24 23:50:12,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 126 states have (on average 1.4523809523809523) internal successors, (183), 126 states have internal predecessors, (183), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-24 23:50:12,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 217 transitions. [2023-11-24 23:50:12,162 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 217 transitions. Word has length 148 [2023-11-24 23:50:12,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:12,162 INFO L495 AbstractCegarLoop]: Abstraction has 145 states and 217 transitions. [2023-11-24 23:50:12,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-24 23:50:12,163 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 217 transitions. [2023-11-24 23:50:12,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-24 23:50:12,167 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:12,167 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:50:12,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:12,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:12,383 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:12,383 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:12,384 INFO L85 PathProgramCache]: Analyzing trace with hash -386682978, now seen corresponding path program 1 times [2023-11-24 23:50:12,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:12,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1516678327] [2023-11-24 23:50:12,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:12,386 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 23:50:12,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:12,387 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:12,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:13,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:13,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:50:13,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:13,149 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2023-11-24 23:50:13,149 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:13,150 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:13,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1516678327] [2023-11-24 23:50:13,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1516678327] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:13,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:13,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:50:13,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642308413] [2023-11-24 23:50:13,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:13,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:50:13,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:13,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:50:13,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:50:13,155 INFO L87 Difference]: Start difference. First operand 145 states and 217 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-24 23:50:13,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:13,371 INFO L93 Difference]: Finished difference Result 295 states and 442 transitions. [2023-11-24 23:50:13,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:50:13,372 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 148 [2023-11-24 23:50:13,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:13,374 INFO L225 Difference]: With dead ends: 295 [2023-11-24 23:50:13,374 INFO L226 Difference]: Without dead ends: 151 [2023-11-24 23:50:13,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:50:13,377 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 10 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:13,378 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 631 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-24 23:50:13,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-24 23:50:13,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 147. [2023-11-24 23:50:13,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 128 states have (on average 1.4453125) internal successors, (185), 128 states have internal predecessors, (185), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-24 23:50:13,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 219 transitions. [2023-11-24 23:50:13,397 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 219 transitions. Word has length 148 [2023-11-24 23:50:13,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:13,397 INFO L495 AbstractCegarLoop]: Abstraction has 147 states and 219 transitions. [2023-11-24 23:50:13,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-24 23:50:13,398 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 219 transitions. [2023-11-24 23:50:13,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-24 23:50:13,401 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:13,402 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:50:13,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:13,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:13,628 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:13,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:13,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1230757472, now seen corresponding path program 1 times [2023-11-24 23:50:13,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:13,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1499736898] [2023-11-24 23:50:13,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:13,630 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 23:50:13,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:13,632 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:13,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-24 23:50:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:14,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:50:14,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:14,464 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-24 23:50:14,464 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:14,464 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:14,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1499736898] [2023-11-24 23:50:14,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1499736898] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:14,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:14,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:50:14,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554326688] [2023-11-24 23:50:14,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:14,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:50:14,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:14,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:50:14,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:50:14,468 INFO L87 Difference]: Start difference. First operand 147 states and 219 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-24 23:50:14,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:14,640 INFO L93 Difference]: Finished difference Result 328 states and 490 transitions. [2023-11-24 23:50:14,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:50:14,641 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 148 [2023-11-24 23:50:14,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:14,644 INFO L225 Difference]: With dead ends: 328 [2023-11-24 23:50:14,644 INFO L226 Difference]: Without dead ends: 182 [2023-11-24 23:50:14,645 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:50:14,647 INFO L413 NwaCegarLoop]: 252 mSDtfsCounter, 66 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 701 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:14,648 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 701 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:50:14,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2023-11-24 23:50:14,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 149. [2023-11-24 23:50:14,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 130 states have (on average 1.4384615384615385) internal successors, (187), 130 states have internal predecessors, (187), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-24 23:50:14,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 221 transitions. [2023-11-24 23:50:14,668 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 221 transitions. Word has length 148 [2023-11-24 23:50:14,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:14,669 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 221 transitions. [2023-11-24 23:50:14,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-24 23:50:14,669 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 221 transitions. [2023-11-24 23:50:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-24 23:50:14,672 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:14,672 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:50:14,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:14,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:14,891 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:14,892 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:14,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1042219781, now seen corresponding path program 1 times [2023-11-24 23:50:14,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:14,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1128478515] [2023-11-24 23:50:14,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:14,894 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 23:50:14,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:14,895 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:14,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:15,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:50:15,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:15,643 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-24 23:50:15,643 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:15,644 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:15,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1128478515] [2023-11-24 23:50:15,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1128478515] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:15,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:15,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:50:15,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861585932] [2023-11-24 23:50:15,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:15,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:50:15,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:15,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:50:15,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:50:15,647 INFO L87 Difference]: Start difference. First operand 149 states and 221 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-24 23:50:15,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:15,900 INFO L93 Difference]: Finished difference Result 318 states and 471 transitions. [2023-11-24 23:50:15,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-24 23:50:15,901 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 150 [2023-11-24 23:50:15,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:15,904 INFO L225 Difference]: With dead ends: 318 [2023-11-24 23:50:15,904 INFO L226 Difference]: Without dead ends: 170 [2023-11-24 23:50:15,905 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:50:15,907 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 46 mSDsluCounter, 622 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 830 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:15,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 830 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-24 23:50:15,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2023-11-24 23:50:15,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 153. [2023-11-24 23:50:15,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 134 states have (on average 1.4253731343283582) internal successors, (191), 134 states have internal predecessors, (191), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-24 23:50:15,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 225 transitions. [2023-11-24 23:50:15,922 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 225 transitions. Word has length 150 [2023-11-24 23:50:15,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:15,923 INFO L495 AbstractCegarLoop]: Abstraction has 153 states and 225 transitions. [2023-11-24 23:50:15,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-24 23:50:15,924 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 225 transitions. [2023-11-24 23:50:15,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-24 23:50:15,926 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:15,926 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:50:15,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:16,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:16,143 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:16,144 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:16,144 INFO L85 PathProgramCache]: Analyzing trace with hash 232873155, now seen corresponding path program 1 times [2023-11-24 23:50:16,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:16,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [44117691] [2023-11-24 23:50:16,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:16,145 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 23:50:16,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:16,148 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:16,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-24 23:50:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:16,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:50:16,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:16,879 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-24 23:50:16,879 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:16,880 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:16,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [44117691] [2023-11-24 23:50:16,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [44117691] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:16,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:16,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-24 23:50:16,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409346637] [2023-11-24 23:50:16,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:16,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:50:16,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:16,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:50:16,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:50:16,884 INFO L87 Difference]: Start difference. First operand 153 states and 225 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-24 23:50:17,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:17,159 INFO L93 Difference]: Finished difference Result 325 states and 476 transitions. [2023-11-24 23:50:17,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-24 23:50:17,160 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 150 [2023-11-24 23:50:17,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:17,162 INFO L225 Difference]: With dead ends: 325 [2023-11-24 23:50:17,162 INFO L226 Difference]: Without dead ends: 173 [2023-11-24 23:50:17,163 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-24 23:50:17,165 INFO L413 NwaCegarLoop]: 206 mSDtfsCounter, 49 mSDsluCounter, 825 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 1031 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:17,165 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 1031 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-24 23:50:17,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2023-11-24 23:50:17,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 155. [2023-11-24 23:50:17,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 136 states have (on average 1.4191176470588236) internal successors, (193), 136 states have internal predecessors, (193), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-24 23:50:17,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 227 transitions. [2023-11-24 23:50:17,177 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 227 transitions. Word has length 150 [2023-11-24 23:50:17,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:17,178 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 227 transitions. [2023-11-24 23:50:17,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-24 23:50:17,179 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 227 transitions. [2023-11-24 23:50:17,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-24 23:50:17,181 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:17,181 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:50:17,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:17,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:17,403 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:17,404 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:17,404 INFO L85 PathProgramCache]: Analyzing trace with hash 290131457, now seen corresponding path program 1 times [2023-11-24 23:50:17,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:17,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1317510054] [2023-11-24 23:50:17,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:17,406 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 23:50:17,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:17,407 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:17,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 (7)] Waiting until timeout for monitored process [2023-11-24 23:50:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:18,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:50:18,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:18,141 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-24 23:50:18,141 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:18,141 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:18,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1317510054] [2023-11-24 23:50:18,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1317510054] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:18,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:18,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-24 23:50:18,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762751270] [2023-11-24 23:50:18,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:18,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-24 23:50:18,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:18,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-24 23:50:18,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-24 23:50:18,144 INFO L87 Difference]: Start difference. First operand 155 states and 227 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-24 23:50:18,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:18,514 INFO L93 Difference]: Finished difference Result 328 states and 476 transitions. [2023-11-24 23:50:18,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-24 23:50:18,515 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 150 [2023-11-24 23:50:18,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:18,517 INFO L225 Difference]: With dead ends: 328 [2023-11-24 23:50:18,518 INFO L226 Difference]: Without dead ends: 174 [2023-11-24 23:50:18,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-11-24 23:50:18,519 INFO L413 NwaCegarLoop]: 205 mSDtfsCounter, 40 mSDsluCounter, 1021 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 1226 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:18,520 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 1226 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-24 23:50:18,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-11-24 23:50:18,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 157. [2023-11-24 23:50:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 138 states have (on average 1.4130434782608696) internal successors, (195), 138 states have internal predecessors, (195), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-24 23:50:18,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 229 transitions. [2023-11-24 23:50:18,531 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 229 transitions. Word has length 150 [2023-11-24 23:50:18,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:18,534 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 229 transitions. [2023-11-24 23:50:18,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-24 23:50:18,534 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 229 transitions. [2023-11-24 23:50:18,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-24 23:50:18,537 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:18,537 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:50:18,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 (7)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:18,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:18,738 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:18,738 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:18,738 INFO L85 PathProgramCache]: Analyzing trace with hash 290191039, now seen corresponding path program 1 times [2023-11-24 23:50:18,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:18,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [621963998] [2023-11-24 23:50:18,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:18,740 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 23:50:18,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:18,741 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:18,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:19,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:50:19,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:19,591 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:50:19,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2023-11-24 23:50:19,672 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2023-11-24 23:50:19,673 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:19,673 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:19,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [621963998] [2023-11-24 23:50:19,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [621963998] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:19,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:19,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:50:19,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032766915] [2023-11-24 23:50:19,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:19,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:50:19,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:19,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:50:19,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:50:19,677 INFO L87 Difference]: Start difference. First operand 157 states and 229 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-24 23:50:22,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:22,247 INFO L93 Difference]: Finished difference Result 317 states and 463 transitions. [2023-11-24 23:50:22,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-24 23:50:22,249 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 150 [2023-11-24 23:50:22,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:22,251 INFO L225 Difference]: With dead ends: 317 [2023-11-24 23:50:22,251 INFO L226 Difference]: Without dead ends: 161 [2023-11-24 23:50:22,251 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-24 23:50:22,252 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 233 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 269 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 581 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:22,253 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 581 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 269 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-24 23:50:22,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2023-11-24 23:50:22,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 155. [2023-11-24 23:50:22,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 136 states have (on average 1.411764705882353) internal successors, (192), 136 states have internal predecessors, (192), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-24 23:50:22,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 226 transitions. [2023-11-24 23:50:22,262 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 226 transitions. Word has length 150 [2023-11-24 23:50:22,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:22,263 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 226 transitions. [2023-11-24 23:50:22,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-24 23:50:22,264 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 226 transitions. [2023-11-24 23:50:22,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-24 23:50:22,266 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:22,266 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:50:22,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:22,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:22,479 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:22,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:22,480 INFO L85 PathProgramCache]: Analyzing trace with hash -336585, now seen corresponding path program 1 times [2023-11-24 23:50:22,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:22,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1774958220] [2023-11-24 23:50:22,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:22,481 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 23:50:22,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:22,483 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:22,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 (9)] Waiting until timeout for monitored process [2023-11-24 23:50:23,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:23,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:50:23,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:23,364 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:50:23,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 154 treesize of output 64 [2023-11-24 23:50:23,471 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 168 proven. 8 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2023-11-24 23:50:23,471 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:50:23,901 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:50:23,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 1 [2023-11-24 23:50:23,909 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 6 proven. 42 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-24 23:50:23,909 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:23,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1774958220] [2023-11-24 23:50:23,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1774958220] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:50:23,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [329646003] [2023-11-24 23:50:23,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:23,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:50:23,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:50:23,913 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:50:23,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-24 23:50:25,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:25,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:50:26,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:26,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2023-11-24 23:50:26,999 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:50:27,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 195 treesize of output 91 [2023-11-24 23:50:27,036 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 168 proven. 8 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2023-11-24 23:50:27,036 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:50:28,242 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 6 proven. 42 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-24 23:50:28,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [329646003] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:50:28,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1626383257] [2023-11-24 23:50:28,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:28,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:50:28,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:50:28,251 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:50:28,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-24 23:50:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:28,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:50:28,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:28,971 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:50:28,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2023-11-24 23:50:29,176 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-24 23:50:29,177 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:29,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1626383257] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:29,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2023-11-24 23:50:29,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 8, 10, 9] total 22 [2023-11-24 23:50:29,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80433725] [2023-11-24 23:50:29,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:29,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:50:29,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:29,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:50:29,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=379, Unknown=0, NotChecked=0, Total=462 [2023-11-24 23:50:29,184 INFO L87 Difference]: Start difference. First operand 155 states and 226 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-24 23:50:32,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:32,172 INFO L93 Difference]: Finished difference Result 315 states and 460 transitions. [2023-11-24 23:50:32,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-24 23:50:32,173 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 152 [2023-11-24 23:50:32,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:32,174 INFO L225 Difference]: With dead ends: 315 [2023-11-24 23:50:32,175 INFO L226 Difference]: Without dead ends: 161 [2023-11-24 23:50:32,175 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 759 GetRequests, 735 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=108, Invalid=542, Unknown=0, NotChecked=0, Total=650 [2023-11-24 23:50:32,176 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 209 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 280 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:32,177 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 582 Invalid, 284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 280 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-24 23:50:32,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2023-11-24 23:50:32,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 155. [2023-11-24 23:50:32,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 136 states have (on average 1.4044117647058822) internal successors, (191), 136 states have internal predecessors, (191), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-24 23:50:32,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 225 transitions. [2023-11-24 23:50:32,188 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 225 transitions. Word has length 152 [2023-11-24 23:50:32,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:32,188 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 225 transitions. [2023-11-24 23:50:32,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-24 23:50:32,189 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 225 transitions. [2023-11-24 23:50:32,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-24 23:50:32,191 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:32,191 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:50:32,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:32,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 (9)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:32,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:32,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-24 23:50:32,804 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:32,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:32,804 INFO L85 PathProgramCache]: Analyzing trace with hash -446424771, now seen corresponding path program 1 times [2023-11-24 23:50:32,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:32,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [623690265] [2023-11-24 23:50:32,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:32,806 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 23:50:32,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:32,807 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 23:50:32,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 (12)] Waiting until timeout for monitored process [2023-11-24 23:50:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:33,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:50:33,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:33,696 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:50:33,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 154 treesize of output 64 [2023-11-24 23:50:33,803 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 168 proven. 8 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2023-11-24 23:50:33,804 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:50:34,195 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:50:34,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 1 [2023-11-24 23:50:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 6 proven. 42 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-24 23:50:34,202 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:34,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [623690265] [2023-11-24 23:50:34,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [623690265] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:50:34,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [844687679] [2023-11-24 23:50:34,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:34,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:50:34,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:50:34,207 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:50:34,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-11-24 23:50:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:36,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:50:36,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:36,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2023-11-24 23:50:37,315 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:50:37,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 195 treesize of output 91 [2023-11-24 23:50:37,345 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 168 proven. 8 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2023-11-24 23:50:37,345 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:50:38,680 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 6 proven. 42 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-24 23:50:38,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [844687679] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:50:38,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [413042160] [2023-11-24 23:50:38,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:38,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:50:38,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:50:38,684 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:50:38,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-24 23:50:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:39,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:50:39,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:39,527 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-24 23:50:39,527 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:39,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [413042160] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:39,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2023-11-24 23:50:39,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8, 10, 9] total 21 [2023-11-24 23:50:39,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995973811] [2023-11-24 23:50:39,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:39,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:50:39,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:39,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:50:39,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=339, Unknown=0, NotChecked=0, Total=420 [2023-11-24 23:50:39,530 INFO L87 Difference]: Start difference. First operand 155 states and 225 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-24 23:50:42,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:46,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:46,207 INFO L93 Difference]: Finished difference Result 313 states and 456 transitions. [2023-11-24 23:50:46,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:50:46,209 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2023-11-24 23:50:46,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:46,210 INFO L225 Difference]: With dead ends: 313 [2023-11-24 23:50:46,211 INFO L226 Difference]: Without dead ends: 159 [2023-11-24 23:50:46,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 765 GetRequests, 746 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=81, Invalid=339, Unknown=0, NotChecked=0, Total=420 [2023-11-24 23:50:46,212 INFO L413 NwaCegarLoop]: 206 mSDtfsCounter, 1 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:46,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 402 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 241 Invalid, 1 Unknown, 0 Unchecked, 6.7s Time] [2023-11-24 23:50:46,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2023-11-24 23:50:46,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 158. [2023-11-24 23:50:46,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 139 states have (on average 1.4028776978417266) internal successors, (195), 139 states have internal predecessors, (195), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-24 23:50:46,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 229 transitions. [2023-11-24 23:50:46,222 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 229 transitions. Word has length 154 [2023-11-24 23:50:46,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:46,223 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 229 transitions. [2023-11-24 23:50:46,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-24 23:50:46,223 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 229 transitions. [2023-11-24 23:50:46,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-24 23:50:46,226 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:46,226 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:50:46,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:46,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb6c8cf-7428-48a0-b7f5-c38f6fb7a242/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 (12)] Forceful destruction successful, exit code 0