./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-24.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2 --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 1dbf57bc124875744eb5a4186252476f73fa3f14ae019c9a9da37b4d1a62cbf1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:33:30,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:33:30,590 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:33:30,595 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:33:30,595 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:33:30,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:33:30,618 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:33:30,619 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:33:30,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:33:30,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:33:30,620 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:33:30,621 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:33:30,621 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:33:30,621 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:33:30,622 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:33:30,622 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:33:30,622 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:33:30,623 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:33:30,623 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:33:30,624 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:33:30,624 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:33:30,626 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:33:30,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:33:30,627 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:33:30,628 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:33:30,628 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:33:30,628 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:33:30,628 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:33:30,629 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:33:30,629 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:33:30,629 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:33:30,629 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:33:30,630 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:33:30,630 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:33:30,630 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:33:30,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:33:30,631 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:33:30,631 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:33:30,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:30,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:33:30,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:33:30,632 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:33:30,633 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:33:30,633 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:33:30,633 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:33:30,633 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:33:30,634 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:33:30,634 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_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1dbf57bc124875744eb5a4186252476f73fa3f14ae019c9a9da37b4d1a62cbf1 [2024-11-02 12:33:31,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:33:31,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:33:31,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:33:31,071 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:33:31,071 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:33:31,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-24.i Unable to find full path for "g++" [2024-11-02 12:33:33,123 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:33:33,360 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:33:33,361 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-24.i [2024-11-02 12:33:33,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/data/b01e17705/98c752669b784f6a9b3d790c9aa72773/FLAGf7c2bfdea [2024-11-02 12:33:33,396 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/data/b01e17705/98c752669b784f6a9b3d790c9aa72773 [2024-11-02 12:33:33,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:33:33,400 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:33:33,401 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:33,402 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:33:33,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:33:33,412 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e5bcb4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33, skipping insertion in model container [2024-11-02 12:33:33,413 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,449 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:33:33,682 WARN L251 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_d7157f01-54c8-4fad-9767-3484b0f80e08/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-24.i[916,929] [2024-11-02 12:33:33,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:33,796 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:33:33,809 WARN L251 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_d7157f01-54c8-4fad-9767-3484b0f80e08/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-24.i[916,929] [2024-11-02 12:33:33,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:33,904 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:33:33,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33 WrapperNode [2024-11-02 12:33:33,905 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:33,906 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:33,906 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:33:33,906 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:33:33,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,929 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,975 INFO L138 Inliner]: procedures = 29, calls = 157, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 463 [2024-11-02 12:33:33,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:33,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:33:33,980 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:33:33,980 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:33:33,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:33,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:34,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:34,005 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:34,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:34,030 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:34,032 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:34,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:34,043 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:33:34,044 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:33:34,044 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:33:34,044 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:33:34,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (1/1) ... [2024-11-02 12:33:34,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:34,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:33:34,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:33:34,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:33:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:33:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-02 12:33:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:33:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-02 12:33:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:33:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-02 12:33:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:33:34,139 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:33:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:33:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:33:34,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:33:34,254 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:33:34,256 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:33:34,871 INFO L? ?]: Removed 118 outVars from TransFormulas that were not future-live. [2024-11-02 12:33:34,872 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:33:35,498 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:33:35,499 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:33:35,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:35 BoogieIcfgContainer [2024-11-02 12:33:35,500 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:33:35,502 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:33:35,503 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:33:35,507 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:33:35,507 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:33:33" (1/3) ... [2024-11-02 12:33:35,508 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bfe3404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:35, skipping insertion in model container [2024-11-02 12:33:35,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:33" (2/3) ... [2024-11-02 12:33:35,508 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bfe3404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:35, skipping insertion in model container [2024-11-02 12:33:35,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:35" (3/3) ... [2024-11-02 12:33:35,510 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-24.i [2024-11-02 12:33:35,532 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:33:35,533 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:33:35,605 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:33:35,638 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@57b38b38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:33:35,639 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:33:35,644 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:33:35,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-02 12:33:35,655 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:35,656 INFO L215 NwaCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:33:35,657 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:35,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:35,663 INFO L85 PathProgramCache]: Analyzing trace with hash -240184878, now seen corresponding path program 1 times [2024-11-02 12:33:35,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:33:35,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46277121] [2024-11-02 12:33:35,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:35,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:33:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:33:38,435 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:33:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:33:39,740 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:33:39,742 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:33:39,743 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:33:39,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:33:39,751 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:33:39,846 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:33:39,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:33:39 BoogieIcfgContainer [2024-11-02 12:33:39,854 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:33:39,854 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:33:39,855 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:33:39,855 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:33:39,856 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:35" (3/4) ... [2024-11-02 12:33:39,859 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:33:39,860 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:33:39,862 INFO L158 Benchmark]: Toolchain (without parser) took 6461.54ms. Allocated memory was 157.3MB in the beginning and 264.2MB in the end (delta: 107.0MB). Free memory was 122.4MB in the beginning and 80.9MB in the end (delta: 41.5MB). Peak memory consumption was 149.0MB. Max. memory is 16.1GB. [2024-11-02 12:33:39,863 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 157.3MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:33:39,863 INFO L158 Benchmark]: CACSL2BoogieTranslator took 504.07ms. Allocated memory is still 157.3MB. Free memory was 122.4MB in the beginning and 105.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:33:39,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.12ms. Allocated memory is still 157.3MB. Free memory was 105.6MB in the beginning and 102.0MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:33:39,865 INFO L158 Benchmark]: Boogie Preprocessor took 63.46ms. Allocated memory is still 157.3MB. Free memory was 102.0MB in the beginning and 98.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:33:39,867 INFO L158 Benchmark]: RCFGBuilder took 1456.11ms. Allocated memory is still 157.3MB. Free memory was 98.7MB in the beginning and 61.7MB in the end (delta: 37.0MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2024-11-02 12:33:39,868 INFO L158 Benchmark]: TraceAbstraction took 4351.91ms. Allocated memory was 157.3MB in the beginning and 264.2MB in the end (delta: 107.0MB). Free memory was 60.9MB in the beginning and 82.0MB in the end (delta: -21.1MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB. [2024-11-02 12:33:39,869 INFO L158 Benchmark]: Witness Printer took 6.10ms. Allocated memory is still 264.2MB. Free memory was 82.0MB in the beginning and 80.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:33:39,873 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 157.3MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 504.07ms. Allocated memory is still 157.3MB. Free memory was 122.4MB in the beginning and 105.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.12ms. Allocated memory is still 157.3MB. Free memory was 105.6MB in the beginning and 102.0MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.46ms. Allocated memory is still 157.3MB. Free memory was 102.0MB in the beginning and 98.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1456.11ms. Allocated memory is still 157.3MB. Free memory was 98.7MB in the beginning and 61.7MB in the end (delta: 37.0MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. * TraceAbstraction took 4351.91ms. Allocated memory was 157.3MB in the beginning and 264.2MB in the end (delta: 107.0MB). Free memory was 60.9MB in the beginning and 82.0MB in the end (delta: -21.1MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB. * Witness Printer took 6.10ms. Allocated memory is still 264.2MB. Free memory was 82.0MB in the beginning and 80.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 57, overapproximation of someBinaryArithmeticDOUBLEoperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {0, 1}, {1, 0} }; [L25-L27] float float_Array_0[2] = { 2.25, 199.4 }; [L28-L30] signed char signed_char_Array_0[5] = { -128, 0, 4, 16, 32 }; [L31-L33] unsigned char unsigned_char_Array_0[1] = { 100 }; [L34-L36] unsigned short int unsigned_short_int_Array_0[2] = { 55182, 0 }; [L93] isInitial = 1 [L94] FCALL initially() [L95] COND TRUE 1 [L96] FCALL updateLastVariables() [L97] CALL updateVariables() [L62] BOOL_unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L63] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L63] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L64] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L64] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L65] BOOL_unsigned_char_Array_0[0][1] = __VERIFIER_nondet_uchar() [L66] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L66] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L67] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L67] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L68] BOOL_unsigned_char_Array_0[1][1] = __VERIFIER_nondet_uchar() [L69] EXPR BOOL_unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L69] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L70] EXPR BOOL_unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L70] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L71] float_Array_0[1] = __VERIFIER_nondet_float() [L72] EXPR float_Array_0[1] [L72] EXPR float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F [L72] EXPR (float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F ) [L72] EXPR float_Array_0[1] [L72] EXPR float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F [L72] EXPR float_Array_0[1] [L72] EXPR float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F [L72] EXPR (float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L72] CALL assume_abort_if_not((float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L73] signed_char_Array_0[1] = __VERIFIER_nondet_char() [L74] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L74] CALL assume_abort_if_not(signed_char_Array_0[1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(signed_char_Array_0[1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L75] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L75] CALL assume_abort_if_not(signed_char_Array_0[1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(signed_char_Array_0[1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L76] signed_char_Array_0[2] = __VERIFIER_nondet_char() [L77] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L77] CALL assume_abort_if_not(signed_char_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(signed_char_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L78] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L78] CALL assume_abort_if_not(signed_char_Array_0[2] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(signed_char_Array_0[2] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L79] signed_char_Array_0[3] = __VERIFIER_nondet_char() [L80] EXPR signed_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L80] CALL assume_abort_if_not(signed_char_Array_0[3] >= -1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(signed_char_Array_0[3] >= -1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L81] EXPR signed_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L81] CALL assume_abort_if_not(signed_char_Array_0[3] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(signed_char_Array_0[3] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L82] unsigned_short_int_Array_0[0] = __VERIFIER_nondet_ushort() [L83] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L83] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] >= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(unsigned_short_int_Array_0[0] >= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L84] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L84] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65534) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65534) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L97] RET updateVariables() [L98] CALL step() [L40] EXPR BOOL_unsigned_char_Array_0[1][1] [L40] COND TRUE ! BOOL_unsigned_char_Array_0[1][1] [L41] EXPR BOOL_unsigned_char_Array_0[1][0] [L41] BOOL_unsigned_char_Array_0[0][0] = BOOL_unsigned_char_Array_0[1][0] [L45] EXPR signed_char_Array_0[2] [L45] unsigned_char_Array_0[0] = signed_char_Array_0[2] [L46] EXPR float_Array_0[1] [L46] float_Array_0[0] = float_Array_0[1] [L47] EXPR signed_char_Array_0[3] [L47] signed_char_Array_0[0] = signed_char_Array_0[3] [L48] EXPR BOOL_unsigned_char_Array_0[0][0] [L48] BOOL_unsigned_char_Array_0[0][0] || (64.75f < float_Array_0[0]) [L48] COND TRUE BOOL_unsigned_char_Array_0[0][0] || (64.75f < float_Array_0[0]) [L49] BOOL_unsigned_char_Array_0[0][0] [L49] COND TRUE BOOL_unsigned_char_Array_0[0][0] [L50] EXPR signed_char_Array_0[3] [L50] EXPR signed_char_Array_0[2] [L50] signed_char_Array_0[4] = (signed_char_Array_0[3] - signed_char_Array_0[2]) [L57] EXPR float_Array_0[0] [L57] EXPR float_Array_0[0] [L57] EXPR (((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)) [L57] EXPR float_Array_0[0] [L57] EXPR (((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)) [L57] EXPR float_Array_0[0] [L57] COND FALSE !((((((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)))) >= float_Array_0[0]) [L98] RET step() [L99] CALL, EXPR property() [L89] EXPR BOOL_unsigned_char_Array_0[0][0] [L89] EXPR BOOL_unsigned_char_Array_0[0][0] || (64.75f < float_Array_0[0]) [L89] EXPR (BOOL_unsigned_char_Array_0[0][0] || (64.75f < float_Array_0[0])) ? (BOOL_unsigned_char_Array_0[0][0] ? (signed_char_Array_0[4] == ((signed char) (signed_char_Array_0[3] - signed_char_Array_0[2]))) : (signed_char_Array_0[4] == ((signed char) ((((((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) < (signed_char_Array_0[1])) ? (((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) : (signed_char_Array_0[1])))))) : (signed_char_Array_0[4] == ((signed char) signed_char_Array_0[3])) [L89] EXPR BOOL_unsigned_char_Array_0[0][0] [L89] EXPR BOOL_unsigned_char_Array_0[0][0] ? (signed_char_Array_0[4] == ((signed char) (signed_char_Array_0[3] - signed_char_Array_0[2]))) : (signed_char_Array_0[4] == ((signed char) ((((((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) < (signed_char_Array_0[1])) ? (((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) : (signed_char_Array_0[1]))))) [L89] EXPR signed_char_Array_0[4] [L89] EXPR signed_char_Array_0[3] [L89] EXPR signed_char_Array_0[2] [L89] EXPR BOOL_unsigned_char_Array_0[0][0] ? (signed_char_Array_0[4] == ((signed char) (signed_char_Array_0[3] - signed_char_Array_0[2]))) : (signed_char_Array_0[4] == ((signed char) ((((((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) < (signed_char_Array_0[1])) ? (((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) : (signed_char_Array_0[1]))))) [L89] EXPR (BOOL_unsigned_char_Array_0[0][0] || (64.75f < float_Array_0[0])) ? (BOOL_unsigned_char_Array_0[0][0] ? (signed_char_Array_0[4] == ((signed char) (signed_char_Array_0[3] - signed_char_Array_0[2]))) : (signed_char_Array_0[4] == ((signed char) ((((((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) < (signed_char_Array_0[1])) ? (((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) : (signed_char_Array_0[1])))))) : (signed_char_Array_0[4] == ((signed char) signed_char_Array_0[3])) [L89] EXPR ((BOOL_unsigned_char_Array_0[0][0] || (64.75f < float_Array_0[0])) ? (BOOL_unsigned_char_Array_0[0][0] ? (signed_char_Array_0[4] == ((signed char) (signed_char_Array_0[3] - signed_char_Array_0[2]))) : (signed_char_Array_0[4] == ((signed char) ((((((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) < (signed_char_Array_0[1])) ? (((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) : (signed_char_Array_0[1])))))) : (signed_char_Array_0[4] == ((signed char) signed_char_Array_0[3]))) && (((((((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)))) >= float_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) < (unsigned_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) : (unsigned_char_Array_0[0]))))) : 1) [L89] EXPR float_Array_0[0] [L89] EXPR float_Array_0[0] [L89] EXPR (((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)) [L89] EXPR float_Array_0[0] [L89] EXPR (((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)) [L89] EXPR float_Array_0[0] [L89] EXPR ((((((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)))) >= float_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) < (unsigned_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) : (unsigned_char_Array_0[0]))))) : 1 [L89] EXPR unsigned_short_int_Array_0[1] [L89] EXPR unsigned_short_int_Array_0[0] [L89] EXPR signed_char_Array_0[2] [L89] EXPR unsigned_char_Array_0[0] [L89] EXPR (((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) < (unsigned_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) : (unsigned_char_Array_0[0]) [L89] EXPR unsigned_char_Array_0[0] [L89] EXPR (((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) < (unsigned_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) : (unsigned_char_Array_0[0]) [L89] EXPR ((((((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)))) >= float_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) < (unsigned_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) : (unsigned_char_Array_0[0]))))) : 1 [L89] EXPR ((BOOL_unsigned_char_Array_0[0][0] || (64.75f < float_Array_0[0])) ? (BOOL_unsigned_char_Array_0[0][0] ? (signed_char_Array_0[4] == ((signed char) (signed_char_Array_0[3] - signed_char_Array_0[2]))) : (signed_char_Array_0[4] == ((signed char) ((((((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) < (signed_char_Array_0[1])) ? (((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) : (signed_char_Array_0[1])))))) : (signed_char_Array_0[4] == ((signed char) signed_char_Array_0[3]))) && (((((((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)))) >= float_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) < (unsigned_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) : (unsigned_char_Array_0[0]))))) : 1) [L89] EXPR (((BOOL_unsigned_char_Array_0[0][0] || (64.75f < float_Array_0[0])) ? (BOOL_unsigned_char_Array_0[0][0] ? (signed_char_Array_0[4] == ((signed char) (signed_char_Array_0[3] - signed_char_Array_0[2]))) : (signed_char_Array_0[4] == ((signed char) ((((((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) < (signed_char_Array_0[1])) ? (((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) : (signed_char_Array_0[1])))))) : (signed_char_Array_0[4] == ((signed char) signed_char_Array_0[3]))) && (((((((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)))) >= float_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) < (unsigned_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) : (unsigned_char_Array_0[0]))))) : 1)) && ((! BOOL_unsigned_char_Array_0[1][1]) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][0])) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) ((! BOOL_unsigned_char_Array_0[0][1]) || (! (! 0)))))) [L89] EXPR ((((BOOL_unsigned_char_Array_0[0][0] || (64.75f < float_Array_0[0])) ? (BOOL_unsigned_char_Array_0[0][0] ? (signed_char_Array_0[4] == ((signed char) (signed_char_Array_0[3] - signed_char_Array_0[2]))) : (signed_char_Array_0[4] == ((signed char) ((((((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) < (signed_char_Array_0[1])) ? (((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) : (signed_char_Array_0[1])))))) : (signed_char_Array_0[4] == ((signed char) signed_char_Array_0[3]))) && (((((((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)))) >= float_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) < (unsigned_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) : (unsigned_char_Array_0[0]))))) : 1)) && ((! BOOL_unsigned_char_Array_0[1][1]) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][0])) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) ((! BOOL_unsigned_char_Array_0[0][1]) || (! (! 0))))))) && (unsigned_char_Array_0[0] == ((unsigned char) signed_char_Array_0[2])) [L89] EXPR (((((BOOL_unsigned_char_Array_0[0][0] || (64.75f < float_Array_0[0])) ? (BOOL_unsigned_char_Array_0[0][0] ? (signed_char_Array_0[4] == ((signed char) (signed_char_Array_0[3] - signed_char_Array_0[2]))) : (signed_char_Array_0[4] == ((signed char) ((((((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) < (signed_char_Array_0[1])) ? (((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) : (signed_char_Array_0[1])))))) : (signed_char_Array_0[4] == ((signed char) signed_char_Array_0[3]))) && (((((((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)))) >= float_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) < (unsigned_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) : (unsigned_char_Array_0[0]))))) : 1)) && ((! BOOL_unsigned_char_Array_0[1][1]) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][0])) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) ((! BOOL_unsigned_char_Array_0[0][1]) || (! (! 0))))))) && (unsigned_char_Array_0[0] == ((unsigned char) signed_char_Array_0[2]))) && (float_Array_0[0] == ((float) float_Array_0[1])) [L89] EXPR ((((((BOOL_unsigned_char_Array_0[0][0] || (64.75f < float_Array_0[0])) ? (BOOL_unsigned_char_Array_0[0][0] ? (signed_char_Array_0[4] == ((signed char) (signed_char_Array_0[3] - signed_char_Array_0[2]))) : (signed_char_Array_0[4] == ((signed char) ((((((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) < (signed_char_Array_0[1])) ? (((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) : (signed_char_Array_0[1])))))) : (signed_char_Array_0[4] == ((signed char) signed_char_Array_0[3]))) && (((((((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)))) >= float_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) < (unsigned_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) : (unsigned_char_Array_0[0]))))) : 1)) && ((! BOOL_unsigned_char_Array_0[1][1]) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][0])) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) ((! BOOL_unsigned_char_Array_0[0][1]) || (! (! 0))))))) && (unsigned_char_Array_0[0] == ((unsigned char) signed_char_Array_0[2]))) && (float_Array_0[0] == ((float) float_Array_0[1]))) && (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[3])) [L89-L90] return ((((((BOOL_unsigned_char_Array_0[0][0] || (64.75f < float_Array_0[0])) ? (BOOL_unsigned_char_Array_0[0][0] ? (signed_char_Array_0[4] == ((signed char) (signed_char_Array_0[3] - signed_char_Array_0[2]))) : (signed_char_Array_0[4] == ((signed char) ((((((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) < (signed_char_Array_0[1])) ? (((((signed_char_Array_0[3]) > (signed_char_Array_0[2])) ? (signed_char_Array_0[3]) : (signed_char_Array_0[2])))) : (signed_char_Array_0[1])))))) : (signed_char_Array_0[4] == ((signed char) signed_char_Array_0[3]))) && (((((((float_Array_0[0] * 127.75)) > ((float_Array_0[0] / 3.4))) ? ((float_Array_0[0] * 127.75)) : ((float_Array_0[0] / 3.4)))) >= float_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) < (unsigned_char_Array_0[0])) ? ((unsigned_short_int_Array_0[0] - (22925 - signed_char_Array_0[2]))) : (unsigned_char_Array_0[0]))))) : 1)) && ((! BOOL_unsigned_char_Array_0[1][1]) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[1][0])) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) ((! BOOL_unsigned_char_Array_0[0][1]) || (! (! 0))))))) && (unsigned_char_Array_0[0] == ((unsigned char) signed_char_Array_0[2]))) && (float_Array_0[0] == ((float) float_Array_0[1]))) && (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[3])) ; [L99] RET, EXPR property() [L99] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_char_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 1, TraceHistogramMax: 15, 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=39occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 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 [2024-11-02 12:33:39,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2 --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 1dbf57bc124875744eb5a4186252476f73fa3f14ae019c9a9da37b4d1a62cbf1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:33:42,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:33:42,467 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:33:42,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:33:42,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:33:42,510 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:33:42,510 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:33:42,511 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:33:42,512 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:33:42,517 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:33:42,517 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:33:42,518 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:33:42,518 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:33:42,519 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:33:42,519 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:33:42,519 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:33:42,520 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:33:42,521 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:33:42,521 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:33:42,521 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:33:42,522 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:33:42,523 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:33:42,524 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:33:42,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:33:42,525 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:33:42,525 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:33:42,525 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:33:42,526 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:33:42,526 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:33:42,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:33:42,527 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:33:42,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:33:42,528 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:33:42,529 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:33:42,529 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:33:42,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:42,530 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:33:42,530 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:33:42,531 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:33:42,531 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:33:42,532 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:33:42,532 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:33:42,534 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:33:42,534 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:33:42,534 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_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1dbf57bc124875744eb5a4186252476f73fa3f14ae019c9a9da37b4d1a62cbf1 [2024-11-02 12:33:42,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:33:42,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:33:42,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:33:42,968 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:33:42,969 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:33:42,970 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-24.i Unable to find full path for "g++" [2024-11-02 12:33:45,046 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:33:45,266 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:33:45,266 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-24.i [2024-11-02 12:33:45,280 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/data/d0f1af027/d6130905a3954921ae90b48fba2885fc/FLAG13c6ec68e [2024-11-02 12:33:45,294 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/data/d0f1af027/d6130905a3954921ae90b48fba2885fc [2024-11-02 12:33:45,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:33:45,299 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:33:45,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:45,300 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:33:45,307 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:33:45,307 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:45" (1/1) ... [2024-11-02 12:33:45,308 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51adeedd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45, skipping insertion in model container [2024-11-02 12:33:45,309 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:45" (1/1) ... [2024-11-02 12:33:45,347 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:33:45,624 WARN L251 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_d7157f01-54c8-4fad-9767-3484b0f80e08/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-24.i[916,929] [2024-11-02 12:33:45,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:45,751 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:33:45,769 WARN L251 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_d7157f01-54c8-4fad-9767-3484b0f80e08/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-24.i[916,929] [2024-11-02 12:33:45,864 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:45,900 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:33:45,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45 WrapperNode [2024-11-02 12:33:45,901 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:45,902 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:45,902 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:33:45,903 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:33:45,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45" (1/1) ... [2024-11-02 12:33:45,940 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45" (1/1) ... [2024-11-02 12:33:46,006 INFO L138 Inliner]: procedures = 33, calls = 157, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 460 [2024-11-02 12:33:46,006 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:46,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:33:46,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:33:46,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:33:46,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45" (1/1) ... [2024-11-02 12:33:46,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45" (1/1) ... [2024-11-02 12:33:46,036 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45" (1/1) ... [2024-11-02 12:33:46,037 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45" (1/1) ... [2024-11-02 12:33:46,087 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45" (1/1) ... [2024-11-02 12:33:46,097 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45" (1/1) ... [2024-11-02 12:33:46,100 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45" (1/1) ... [2024-11-02 12:33:46,107 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45" (1/1) ... [2024-11-02 12:33:46,115 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:33:46,122 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:33:46,122 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:33:46,122 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:33:46,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45" (1/1) ... [2024-11-02 12:33:46,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:46,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:33:46,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:33:46,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:33:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:33:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-02 12:33:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-02 12:33:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:33:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-02 12:33:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-02 12:33:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-02 12:33:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-02 12:33:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:33:46,223 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:33:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:33:46,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:33:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-02 12:33:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-02 12:33:46,417 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:33:46,422 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:33:57,283 INFO L? ?]: Removed 124 outVars from TransFormulas that were not future-live. [2024-11-02 12:33:57,283 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:33:57,305 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:33:57,306 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:33:57,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:57 BoogieIcfgContainer [2024-11-02 12:33:57,306 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:33:57,309 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:33:57,309 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:33:57,312 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:33:57,313 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:33:45" (1/3) ... [2024-11-02 12:33:57,315 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33bad599 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:57, skipping insertion in model container [2024-11-02 12:33:57,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:45" (2/3) ... [2024-11-02 12:33:57,316 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33bad599 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:57, skipping insertion in model container [2024-11-02 12:33:57,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:57" (3/3) ... [2024-11-02 12:33:57,319 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-24.i [2024-11-02 12:33:57,339 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:33:57,339 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:33:57,420 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:33:57,427 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@29ecf707, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:33:57,428 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:33:57,433 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 83 states have (on average 1.3975903614457832) internal successors, (116), 84 states have internal predecessors, (116), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:33:57,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-02 12:33:57,453 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:57,454 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:33:57,455 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:57,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:57,463 INFO L85 PathProgramCache]: Analyzing trace with hash 517644707, now seen corresponding path program 1 times [2024-11-02 12:33:57,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:33:57,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2125371663] [2024-11-02 12:33:57,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:57,483 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:33:57,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:33:57,511 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:33:57,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-02 12:33:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:59,031 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:33:59,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:59,092 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-11-02 12:33:59,092 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:33:59,093 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:33:59,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2125371663] [2024-11-02 12:33:59,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2125371663] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:33:59,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:33:59,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:33:59,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103707055] [2024-11-02 12:33:59,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:33:59,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:33:59,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:33:59,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:33:59,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:33:59,135 INFO L87 Difference]: Start difference. First operand has 101 states, 83 states have (on average 1.3975903614457832) internal successors, (116), 84 states have internal predecessors, (116), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-02 12:33:59,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:33:59,181 INFO L93 Difference]: Finished difference Result 195 states and 301 transitions. [2024-11-02 12:33:59,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:33:59,184 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 124 [2024-11-02 12:33:59,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:33:59,192 INFO L225 Difference]: With dead ends: 195 [2024-11-02 12:33:59,193 INFO L226 Difference]: Without dead ends: 97 [2024-11-02 12:33:59,197 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:33:59,202 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:33:59,203 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:33:59,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2024-11-02 12:33:59,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2024-11-02 12:33:59,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 80 states have (on average 1.3625) internal successors, (109), 80 states have internal predecessors, (109), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:33:59,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 139 transitions. [2024-11-02 12:33:59,269 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 139 transitions. Word has length 124 [2024-11-02 12:33:59,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:33:59,273 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 139 transitions. [2024-11-02 12:33:59,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-02 12:33:59,274 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 139 transitions. [2024-11-02 12:33:59,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-02 12:33:59,279 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:59,280 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:33:59,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-02 12:33:59,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:33:59,481 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:59,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:59,482 INFO L85 PathProgramCache]: Analyzing trace with hash -94639779, now seen corresponding path program 1 times [2024-11-02 12:33:59,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:33:59,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [823326890] [2024-11-02 12:33:59,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:59,484 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:33:59,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:33:59,488 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:33:59,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-02 12:34:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:34:00,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-02 12:34:00,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:34:01,196 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-02 12:34:01,196 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:34:01,196 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:34:01,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [823326890] [2024-11-02 12:34:01,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [823326890] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:34:01,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:34:01,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-02 12:34:01,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988198042] [2024-11-02 12:34:01,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:34:01,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:34:01,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:34:01,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:34:01,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:34:01,207 INFO L87 Difference]: Start difference. First operand 97 states and 139 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-02 12:34:01,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:34:01,529 INFO L93 Difference]: Finished difference Result 193 states and 278 transitions. [2024-11-02 12:34:01,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 12:34:01,530 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 124 [2024-11-02 12:34:01,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:34:01,532 INFO L225 Difference]: With dead ends: 193 [2024-11-02 12:34:01,533 INFO L226 Difference]: Without dead ends: 99 [2024-11-02 12:34:01,534 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:34:01,536 INFO L432 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-02 12:34:01,537 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 400 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-02 12:34:01,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-02 12:34:01,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2024-11-02 12:34:01,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 82 states have (on average 1.353658536585366) internal successors, (111), 82 states have internal predecessors, (111), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:34:01,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 141 transitions. [2024-11-02 12:34:01,552 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 141 transitions. Word has length 124 [2024-11-02 12:34:01,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:34:01,554 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 141 transitions. [2024-11-02 12:34:01,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-02 12:34:01,555 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2024-11-02 12:34:01,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-02 12:34:01,557 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:34:01,558 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:34:01,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-02 12:34:01,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:34:01,759 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:34:01,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:34:01,760 INFO L85 PathProgramCache]: Analyzing trace with hash -1419495973, now seen corresponding path program 1 times [2024-11-02 12:34:01,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:34:01,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1209999962] [2024-11-02 12:34:01,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:34:01,762 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:34:01,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:34:01,765 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:34:01,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-02 12:34:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:34:02,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:34:02,959 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:34:03,057 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-02 12:34:03,057 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:34:03,058 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:34:03,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1209999962] [2024-11-02 12:34:03,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1209999962] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:34:03,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:34:03,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:34:03,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169704712] [2024-11-02 12:34:03,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:34:03,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:34:03,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:34:03,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:34:03,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:34:03,062 INFO L87 Difference]: Start difference. First operand 99 states and 141 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-02 12:34:03,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:34:03,219 INFO L93 Difference]: Finished difference Result 196 states and 281 transitions. [2024-11-02 12:34:03,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:34:03,221 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 124 [2024-11-02 12:34:03,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:34:03,224 INFO L225 Difference]: With dead ends: 196 [2024-11-02 12:34:03,224 INFO L226 Difference]: Without dead ends: 100 [2024-11-02 12:34:03,226 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:34:03,227 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 12:34:03,228 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 270 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 12:34:03,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2024-11-02 12:34:03,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2024-11-02 12:34:03,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 83 states have (on average 1.3493975903614457) internal successors, (112), 83 states have internal predecessors, (112), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:34:03,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 142 transitions. [2024-11-02 12:34:03,242 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 142 transitions. Word has length 124 [2024-11-02 12:34:03,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:34:03,243 INFO L471 AbstractCegarLoop]: Abstraction has 100 states and 142 transitions. [2024-11-02 12:34:03,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-02 12:34:03,244 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 142 transitions. [2024-11-02 12:34:03,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-02 12:34:03,246 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:34:03,247 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:34:03,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/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)] Ended with exit code 0 [2024-11-02 12:34:03,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:34:03,448 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:34:03,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:34:03,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1070032989, now seen corresponding path program 1 times [2024-11-02 12:34:03,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:34:03,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1713576840] [2024-11-02 12:34:03,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:34:03,450 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:34:03,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:34:03,453 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:34:03,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:34:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:34:04,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:34:04,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:34:04,920 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-02 12:34:04,920 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:34:04,920 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:34:04,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1713576840] [2024-11-02 12:34:04,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1713576840] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:34:04,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:34:04,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:34:04,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854187233] [2024-11-02 12:34:04,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:34:04,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:34:04,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:34:04,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:34:04,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:34:04,925 INFO L87 Difference]: Start difference. First operand 100 states and 142 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-02 12:34:05,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:34:05,085 INFO L93 Difference]: Finished difference Result 198 states and 283 transitions. [2024-11-02 12:34:05,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:34:05,087 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 124 [2024-11-02 12:34:05,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:34:05,091 INFO L225 Difference]: With dead ends: 198 [2024-11-02 12:34:05,092 INFO L226 Difference]: Without dead ends: 101 [2024-11-02 12:34:05,092 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:34:05,098 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 12:34:05,099 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 270 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 12:34:05,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-02 12:34:05,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-11-02 12:34:05,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 84 states have (on average 1.3452380952380953) internal successors, (113), 84 states have internal predecessors, (113), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:34:05,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 143 transitions. [2024-11-02 12:34:05,121 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 143 transitions. Word has length 124 [2024-11-02 12:34:05,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:34:05,122 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 143 transitions. [2024-11-02 12:34:05,126 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-02 12:34:05,126 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 143 transitions. [2024-11-02 12:34:05,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-02 12:34:05,129 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:34:05,129 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:34:05,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/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)] Ended with exit code 0 [2024-11-02 12:34:05,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:34:05,330 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:34:05,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:34:05,333 INFO L85 PathProgramCache]: Analyzing trace with hash 48964635, now seen corresponding path program 1 times [2024-11-02 12:34:05,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:34:05,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1449519122] [2024-11-02 12:34:05,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:34:05,341 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:34:05,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:34:05,345 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:34:05,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7157f01-54c8-4fad-9767-3484b0f80e08/bin/utaipan-verify-DbMuA5NWw2/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