./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-64.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_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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_23863436-82cd-423e-bbf0-275dcd737b2e/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 e1284d110aec8c9fc5da783d4e31facf9c686765dccc1866ab0c2c6ea65f610a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:40:38,269 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:40:38,340 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:40:38,344 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:40:38,345 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:40:38,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:40:38,382 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:40:38,382 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:40:38,383 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:40:38,385 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:40:38,385 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:40:38,385 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:40:38,386 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:40:38,386 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:40:38,386 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:40:38,388 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:40:38,389 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:40:38,389 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:40:38,389 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:40:38,390 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:40:38,390 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:40:38,394 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:40:38,395 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:40:38,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:40:38,396 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:40:38,396 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:40:38,396 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:40:38,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:40:38,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:40:38,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:40:38,398 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:40:38,399 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:40:38,399 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:40:38,399 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:40:38,399 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:40:38,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:40:38,400 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:40:38,400 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:40:38,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:40:38,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:40:38,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:40:38,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:40:38,401 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:40:38,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:40:38,402 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:40:38,402 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:40:38,402 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:40:38,402 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_23863436-82cd-423e-bbf0-275dcd737b2e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1284d110aec8c9fc5da783d4e31facf9c686765dccc1866ab0c2c6ea65f610a [2024-11-02 12:40:38,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:40:38,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:40:38,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:40:38,771 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:40:38,775 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:40:38,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-64.i Unable to find full path for "g++" [2024-11-02 12:40:41,266 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:40:41,480 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:40:41,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-64.i [2024-11-02 12:40:41,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/data/e0f6f1852/ae064077bcb44eadb1190315b816066b/FLAG8b4518804 [2024-11-02 12:40:41,844 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/data/e0f6f1852/ae064077bcb44eadb1190315b816066b [2024-11-02 12:40:41,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:40:41,849 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:40:41,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:40:41,852 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:40:41,859 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:40:41,860 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:40:41" (1/1) ... [2024-11-02 12:40:41,862 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24d77644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:41, skipping insertion in model container [2024-11-02 12:40:41,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:40:41" (1/1) ... [2024-11-02 12:40:41,901 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:40:42,091 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_23863436-82cd-423e-bbf0-275dcd737b2e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-64.i[916,929] [2024-11-02 12:40:42,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:40:42,168 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:40:42,181 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_23863436-82cd-423e-bbf0-275dcd737b2e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-64.i[916,929] [2024-11-02 12:40:42,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:40:42,264 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:40:42,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:42 WrapperNode [2024-11-02 12:40:42,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:40:42,266 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:40:42,266 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:40:42,266 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:40:42,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:42" (1/1) ... [2024-11-02 12:40:42,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:42" (1/1) ... [2024-11-02 12:40:42,356 INFO L138 Inliner]: procedures = 30, calls = 163, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 517 [2024-11-02 12:40:42,357 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:40:42,361 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:40:42,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:40:42,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:40:42,370 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:42" (1/1) ... [2024-11-02 12:40:42,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:42" (1/1) ... [2024-11-02 12:40:42,377 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:42" (1/1) ... [2024-11-02 12:40:42,377 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:42" (1/1) ... [2024-11-02 12:40:42,402 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:42" (1/1) ... [2024-11-02 12:40:42,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:42" (1/1) ... [2024-11-02 12:40:42,410 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:42" (1/1) ... [2024-11-02 12:40:42,412 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:42" (1/1) ... [2024-11-02 12:40:42,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:40:42,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:40:42,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:40:42,419 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:40:42,421 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:42" (1/1) ... [2024-11-02 12:40:42,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:40:42,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:40:42,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:40:42,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:40:42,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:40:42,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 12:40:42,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-02 12:40:42,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:40:42,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-02 12:40:42,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-02 12:40:42,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:40:42,518 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:40:42,518 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:40:42,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:40:42,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:40:42,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:40:42,690 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:40:42,693 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:40:43,676 INFO L? ?]: Removed 132 outVars from TransFormulas that were not future-live. [2024-11-02 12:40:43,676 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:40:44,263 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:40:44,263 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:40:44,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:44 BoogieIcfgContainer [2024-11-02 12:40:44,264 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:40:44,267 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:40:44,267 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:40:44,270 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:40:44,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:40:41" (1/3) ... [2024-11-02 12:40:44,271 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49146f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:40:44, skipping insertion in model container [2024-11-02 12:40:44,272 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:42" (2/3) ... [2024-11-02 12:40:44,274 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49146f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:40:44, skipping insertion in model container [2024-11-02 12:40:44,275 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:44" (3/3) ... [2024-11-02 12:40:44,276 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-64.i [2024-11-02 12:40:44,295 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:40:44,295 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:40:44,372 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:40:44,379 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;@2f9cb5af, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:40:44,381 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:40:44,385 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-02 12:40:44,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-02 12:40:44,399 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:40:44,400 INFO L215 NwaCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:40:44,400 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:40:44,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:40:44,406 INFO L85 PathProgramCache]: Analyzing trace with hash -13331447, now seen corresponding path program 1 times [2024-11-02 12:40:44,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:40:44,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225937431] [2024-11-02 12:40:44,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:40:44,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:40:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:40:47,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [158262446] [2024-11-02 12:40:47,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:40:47,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:40:47,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:40:47,126 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:40:47,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:40:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:40:50,779 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:40:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:40:54,300 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:40:54,304 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:40:54,305 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:40:54,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 12:40:54,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:40:54,517 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:40:54,631 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:40:54,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:40:54 BoogieIcfgContainer [2024-11-02 12:40:54,638 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:40:54,640 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:40:54,640 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:40:54,640 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:40:54,641 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:44" (3/4) ... [2024-11-02 12:40:54,644 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:40:54,645 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:40:54,649 INFO L158 Benchmark]: Toolchain (without parser) took 12798.54ms. Allocated memory was 136.3MB in the beginning and 211.8MB in the end (delta: 75.5MB). Free memory was 96.5MB in the beginning and 154.8MB in the end (delta: -58.3MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-11-02 12:40:54,650 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 136.3MB. Free memory is still 107.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:40:54,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.11ms. Allocated memory is still 136.3MB. Free memory was 96.5MB in the beginning and 77.8MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-02 12:40:54,652 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.55ms. Allocated memory is still 136.3MB. Free memory was 77.8MB in the beginning and 73.2MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:40:54,654 INFO L158 Benchmark]: Boogie Preprocessor took 56.53ms. Allocated memory is still 136.3MB. Free memory was 73.2MB in the beginning and 69.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:40:54,655 INFO L158 Benchmark]: RCFGBuilder took 1845.43ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 69.5MB in the beginning and 110.2MB in the end (delta: -40.7MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2024-11-02 12:40:54,656 INFO L158 Benchmark]: TraceAbstraction took 10372.29ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 110.2MB in the beginning and 154.8MB in the end (delta: -44.6MB). Peak memory consumption was 93.8MB. Max. memory is 16.1GB. [2024-11-02 12:40:54,656 INFO L158 Benchmark]: Witness Printer took 6.52ms. Allocated memory is still 211.8MB. Free memory is still 154.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:40:54,661 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 136.3MB. Free memory is still 107.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.11ms. Allocated memory is still 136.3MB. Free memory was 96.5MB in the beginning and 77.8MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.55ms. Allocated memory is still 136.3MB. Free memory was 77.8MB in the beginning and 73.2MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.53ms. Allocated memory is still 136.3MB. Free memory was 73.2MB in the beginning and 69.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1845.43ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 69.5MB in the beginning and 110.2MB in the end (delta: -40.7MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. * TraceAbstraction took 10372.29ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 110.2MB in the beginning and 154.8MB in the end (delta: -44.6MB). Peak memory consumption was 93.8MB. Max. memory is 16.1GB. * Witness Printer took 6.52ms. Allocated memory is still 211.8MB. Free memory is still 154.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 65, overapproximation of someUnaryDOUBLEoperation at line 46, overapproximation of bitwiseAnd at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 72. Possible FailurePath: [L39] unsigned char isInitial = 0; [L40-L56] struct WrapperStruct00 WrapperStruct00 = { 0.9, 128, 2941876006, 256, 63.5, -0.151, 0.8, 9.5, 0, 0, 0, -2, 10, 8, 16 }; [L57] unsigned char last_1_WrapperStruct00_var_1_16 = 10; [L132] isInitial = 1 [L133] FCALL initially() [L134] COND TRUE 1 [L135] CALL updateLastVariables() [L125] EXPR WrapperStruct00.var_1_16 [L125] last_1_WrapperStruct00_var_1_16 = WrapperStruct00.var_1_16 [L135] RET updateLastVariables() [L136] CALL updateVariables() [L92] WrapperStruct00.var_1_2 = __VERIFIER_nondet_ulong() [L93] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L94] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_2 <= 4294967295) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(WrapperStruct00.var_1_2 <= 4294967295) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L95] WrapperStruct00.var_1_3 = __VERIFIER_nondet_ulong() [L96] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L96] CALL assume_abort_if_not(WrapperStruct00.var_1_3 >= 2147483647) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(WrapperStruct00.var_1_3 >= 2147483647) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L97] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L97] CALL assume_abort_if_not(WrapperStruct00.var_1_3 <= 4294967295) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(WrapperStruct00.var_1_3 <= 4294967295) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L98] WrapperStruct00.var_1_5 = __VERIFIER_nondet_ulong() [L99] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L99] CALL assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L100] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_5 <= 4294967295) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(WrapperStruct00.var_1_5 <= 4294967295) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L101] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L101] CALL assume_abort_if_not(WrapperStruct00.var_1_5 != 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(WrapperStruct00.var_1_5 != 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L102] WrapperStruct00.var_1_6 = __VERIFIER_nondet_float() [L103] EXPR WrapperStruct00.var_1_6 [L103] EXPR WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F [L103] EXPR WrapperStruct00.var_1_6 [L103] EXPR WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F [L103] EXPR (WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L103] CALL assume_abort_if_not((WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not((WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L104] WrapperStruct00.var_1_7 = __VERIFIER_nondet_float() [L105] EXPR WrapperStruct00.var_1_7 [L105] EXPR WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F [L105] EXPR WrapperStruct00.var_1_7 [L105] EXPR WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F [L105] EXPR (WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L105] CALL assume_abort_if_not((WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not((WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L106] WrapperStruct00.var_1_8 = __VERIFIER_nondet_float() [L107] EXPR WrapperStruct00.var_1_8 [L107] EXPR WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L107] EXPR WrapperStruct00.var_1_8 [L107] EXPR WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L107] EXPR (WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L107] CALL assume_abort_if_not((WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not((WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L108] WrapperStruct00.var_1_9 = __VERIFIER_nondet_double() [L109] EXPR WrapperStruct00.var_1_9 [L109] EXPR WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L109] EXPR WrapperStruct00.var_1_9 [L109] EXPR WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L109] EXPR (WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L109] CALL assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L110] WrapperStruct00.var_1_11 = __VERIFIER_nondet_uchar() [L111] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_11 >= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(WrapperStruct00.var_1_11 >= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L112] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L112] CALL assume_abort_if_not(WrapperStruct00.var_1_11 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(WrapperStruct00.var_1_11 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L113] WrapperStruct00.var_1_12 = __VERIFIER_nondet_uchar() [L114] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L114] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L115] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L115] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L116] WrapperStruct00.var_1_17 = __VERIFIER_nondet_ushort() [L117] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L117] CALL assume_abort_if_not(WrapperStruct00.var_1_17 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(WrapperStruct00.var_1_17 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L118] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L118] CALL assume_abort_if_not(WrapperStruct00.var_1_17 <= 65535) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(WrapperStruct00.var_1_17 <= 65535) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L119] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L119] CALL assume_abort_if_not(WrapperStruct00.var_1_17 != 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(WrapperStruct00.var_1_17 != 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L120] WrapperStruct00.var_1_18 = __VERIFIER_nondet_uchar() [L121] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L121] CALL assume_abort_if_not(WrapperStruct00.var_1_18 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(WrapperStruct00.var_1_18 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L122] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L122] CALL assume_abort_if_not(WrapperStruct00.var_1_18 <= 254) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(WrapperStruct00.var_1_18 <= 254) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L136] RET updateVariables() [L137] CALL step() [L61] signed long int stepLocal_1 = last_1_WrapperStruct00_var_1_16; [L62] EXPR WrapperStruct00.var_1_3 [L62] unsigned long int stepLocal_0 = WrapperStruct00.var_1_3; [L63] EXPR WrapperStruct00.var_1_3 [L63] COND TRUE stepLocal_1 <= (WrapperStruct00.var_1_3 - last_1_WrapperStruct00_var_1_16) [L64] EXPR WrapperStruct00.var_1_5 [L64] EXPR (((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) > (last_1_WrapperStruct00_var_1_16)) ? ((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) : (last_1_WrapperStruct00_var_1_16) [L64] COND FALSE !(stepLocal_0 < (((((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) > (last_1_WrapperStruct00_var_1_16)) ? ((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) : (last_1_WrapperStruct00_var_1_16)))) [L69] EXPR WrapperStruct00.var_1_9 [L69] WrapperStruct00.var_1_1 = WrapperStruct00.var_1_9 [L72] EXPR WrapperStruct00.var_1_1 [L72] EXPR WrapperStruct00.var_1_1 [L72] COND TRUE WrapperStruct00.var_1_1 < WrapperStruct00.var_1_1 [L73] EXPR WrapperStruct00.var_1_11 [L73] EXPR WrapperStruct00.var_1_11 && WrapperStruct00.var_1_12 [L73] EXPR WrapperStruct00.var_1_12 [L73] EXPR WrapperStruct00.var_1_11 && WrapperStruct00.var_1_12 [L73] WrapperStruct00.var_1_10 = (! (WrapperStruct00.var_1_11 && WrapperStruct00.var_1_12)) [L75] EXPR WrapperStruct00.var_1_2 [L75] EXPR WrapperStruct00.var_1_5 [L75] EXPR WrapperStruct00.var_1_17 [L75] EXPR WrapperStruct00.var_1_2 & (WrapperStruct00.var_1_5 / WrapperStruct00.var_1_17) [L75] unsigned long int stepLocal_2 = WrapperStruct00.var_1_2 & (WrapperStruct00.var_1_5 / WrapperStruct00.var_1_17); [L76] EXPR WrapperStruct00.var_1_3 [L76] COND FALSE !(stepLocal_2 > WrapperStruct00.var_1_3) [L83] EXPR WrapperStruct00.var_1_18 [L83] WrapperStruct00.var_1_16 = WrapperStruct00.var_1_18 [L85] WrapperStruct00.var_1_10 [L85] COND FALSE !(WrapperStruct00.var_1_10) [L137] RET step() [L138] CALL, EXPR property() [L128] EXPR WrapperStruct00.var_1_3 [L128] EXPR (last_1_WrapperStruct00_var_1_16 <= (WrapperStruct00.var_1_3 - last_1_WrapperStruct00_var_1_16)) ? ((WrapperStruct00.var_1_3 < (((((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) > (last_1_WrapperStruct00_var_1_16)) ? ((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) : (last_1_WrapperStruct00_var_1_16)))) ? (((WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7) > WrapperStruct00.var_1_8) ? (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9)) : 1) : (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9))) : 1 [L128] EXPR WrapperStruct00.var_1_3 [L128] EXPR WrapperStruct00.var_1_5 [L128] EXPR (((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) > (last_1_WrapperStruct00_var_1_16)) ? ((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) : (last_1_WrapperStruct00_var_1_16) [L128] EXPR (WrapperStruct00.var_1_3 < (((((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) > (last_1_WrapperStruct00_var_1_16)) ? ((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) : (last_1_WrapperStruct00_var_1_16)))) ? (((WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7) > WrapperStruct00.var_1_8) ? (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9)) : 1) : (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9)) [L128] EXPR WrapperStruct00.var_1_1 [L128] EXPR WrapperStruct00.var_1_9 [L128] EXPR (WrapperStruct00.var_1_3 < (((((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) > (last_1_WrapperStruct00_var_1_16)) ? ((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) : (last_1_WrapperStruct00_var_1_16)))) ? (((WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7) > WrapperStruct00.var_1_8) ? (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9)) : 1) : (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9)) [L128] EXPR (last_1_WrapperStruct00_var_1_16 <= (WrapperStruct00.var_1_3 - last_1_WrapperStruct00_var_1_16)) ? ((WrapperStruct00.var_1_3 < (((((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) > (last_1_WrapperStruct00_var_1_16)) ? ((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) : (last_1_WrapperStruct00_var_1_16)))) ? (((WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7) > WrapperStruct00.var_1_8) ? (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9)) : 1) : (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9))) : 1 [L128] EXPR ((last_1_WrapperStruct00_var_1_16 <= (WrapperStruct00.var_1_3 - last_1_WrapperStruct00_var_1_16)) ? ((WrapperStruct00.var_1_3 < (((((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) > (last_1_WrapperStruct00_var_1_16)) ? ((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) : (last_1_WrapperStruct00_var_1_16)))) ? (((WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7) > WrapperStruct00.var_1_8) ? (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9)) : 1) : (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9))) : 1) && ((WrapperStruct00.var_1_1 < WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_10 == ((unsigned char) (! (WrapperStruct00.var_1_11 && WrapperStruct00.var_1_12)))) : 1) [L128] EXPR (((last_1_WrapperStruct00_var_1_16 <= (WrapperStruct00.var_1_3 - last_1_WrapperStruct00_var_1_16)) ? ((WrapperStruct00.var_1_3 < (((((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) > (last_1_WrapperStruct00_var_1_16)) ? ((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) : (last_1_WrapperStruct00_var_1_16)))) ? (((WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7) > WrapperStruct00.var_1_8) ? (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9)) : 1) : (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9))) : 1) && ((WrapperStruct00.var_1_1 < WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_10 == ((unsigned char) (! (WrapperStruct00.var_1_11 && WrapperStruct00.var_1_12)))) : 1)) && (WrapperStruct00.var_1_10 ? ((WrapperStruct00.var_1_12 || (WrapperStruct00.var_1_1 < (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_1))) ? (WrapperStruct00.var_1_13 == ((signed short int) (WrapperStruct00.var_1_16 + WrapperStruct00.var_1_16))) : 1) : 1) [L128] EXPR ((((last_1_WrapperStruct00_var_1_16 <= (WrapperStruct00.var_1_3 - last_1_WrapperStruct00_var_1_16)) ? ((WrapperStruct00.var_1_3 < (((((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) > (last_1_WrapperStruct00_var_1_16)) ? ((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) : (last_1_WrapperStruct00_var_1_16)))) ? (((WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7) > WrapperStruct00.var_1_8) ? (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9)) : 1) : (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9))) : 1) && ((WrapperStruct00.var_1_1 < WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_10 == ((unsigned char) (! (WrapperStruct00.var_1_11 && WrapperStruct00.var_1_12)))) : 1)) && (WrapperStruct00.var_1_10 ? ((WrapperStruct00.var_1_12 || (WrapperStruct00.var_1_1 < (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_1))) ? (WrapperStruct00.var_1_13 == ((signed short int) (WrapperStruct00.var_1_16 + WrapperStruct00.var_1_16))) : 1) : 1)) && (((WrapperStruct00.var_1_2 & (WrapperStruct00.var_1_5 / WrapperStruct00.var_1_17)) > WrapperStruct00.var_1_3) ? ((! WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_16 == ((unsigned char) WrapperStruct00.var_1_18)) : (WrapperStruct00.var_1_16 == ((unsigned char) WrapperStruct00.var_1_18))) : (WrapperStruct00.var_1_16 == ((unsigned char) WrapperStruct00.var_1_18))) [L128-L129] return ((((last_1_WrapperStruct00_var_1_16 <= (WrapperStruct00.var_1_3 - last_1_WrapperStruct00_var_1_16)) ? ((WrapperStruct00.var_1_3 < (((((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) > (last_1_WrapperStruct00_var_1_16)) ? ((last_1_WrapperStruct00_var_1_16 / WrapperStruct00.var_1_5)) : (last_1_WrapperStruct00_var_1_16)))) ? (((WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7) > WrapperStruct00.var_1_8) ? (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9)) : 1) : (WrapperStruct00.var_1_1 == ((double) WrapperStruct00.var_1_9))) : 1) && ((WrapperStruct00.var_1_1 < WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_10 == ((unsigned char) (! (WrapperStruct00.var_1_11 && WrapperStruct00.var_1_12)))) : 1)) && (WrapperStruct00.var_1_10 ? ((WrapperStruct00.var_1_12 || (WrapperStruct00.var_1_1 < (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_1))) ? (WrapperStruct00.var_1_13 == ((signed short int) (WrapperStruct00.var_1_16 + WrapperStruct00.var_1_16))) : 1) : 1)) && (((WrapperStruct00.var_1_2 & (WrapperStruct00.var_1_5 / WrapperStruct00.var_1_17)) > WrapperStruct00.var_1_3) ? ((! WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_16 == ((unsigned char) WrapperStruct00.var_1_18)) : (WrapperStruct00.var_1_16 == ((unsigned char) WrapperStruct00.var_1_18))) : (WrapperStruct00.var_1_16 == ((unsigned char) WrapperStruct00.var_1_18))) ; [L138] RET, EXPR property() [L138] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] [L19] reach_error() VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.2s, OverallIterations: 1, TraceHistogramMax: 20, 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=49occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 5.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 2 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 12:40:54,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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_23863436-82cd-423e-bbf0-275dcd737b2e/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 e1284d110aec8c9fc5da783d4e31facf9c686765dccc1866ab0c2c6ea65f610a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:40:57,621 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:40:57,732 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:40:57,741 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:40:57,742 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:40:57,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:40:57,792 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:40:57,793 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:40:57,794 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:40:57,795 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:40:57,795 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:40:57,796 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:40:57,796 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:40:57,796 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:40:57,799 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:40:57,799 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:40:57,802 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:40:57,802 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:40:57,803 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:40:57,803 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:40:57,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:40:57,808 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:40:57,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:40:57,809 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:40:57,809 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:40:57,809 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:40:57,810 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:40:57,810 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:40:57,810 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:40:57,811 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:40:57,811 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:40:57,811 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:40:57,812 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:40:57,812 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:40:57,812 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:40:57,813 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:40:57,813 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:40:57,814 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:40:57,814 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:40:57,814 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:40:57,815 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:40:57,817 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:40:57,817 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:40:57,818 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:40:57,818 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_23863436-82cd-423e-bbf0-275dcd737b2e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1284d110aec8c9fc5da783d4e31facf9c686765dccc1866ab0c2c6ea65f610a [2024-11-02 12:40:58,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:40:58,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:40:58,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:40:58,299 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:40:58,301 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:40:58,302 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-64.i Unable to find full path for "g++" [2024-11-02 12:41:00,514 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:41:00,796 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:41:00,797 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-64.i [2024-11-02 12:41:00,805 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/data/1e92e09cb/074f5d7853274e868fbf1e56f21c47b7/FLAG053adeac0 [2024-11-02 12:41:01,087 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/data/1e92e09cb/074f5d7853274e868fbf1e56f21c47b7 [2024-11-02 12:41:01,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:41:01,093 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:41:01,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:41:01,095 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:41:01,099 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:41:01,100 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:41:01" (1/1) ... [2024-11-02 12:41:01,101 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@564df1be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01, skipping insertion in model container [2024-11-02 12:41:01,101 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:41:01" (1/1) ... [2024-11-02 12:41:01,139 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:41:01,397 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_23863436-82cd-423e-bbf0-275dcd737b2e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-64.i[916,929] [2024-11-02 12:41:01,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:41:01,549 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:41:01,569 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_23863436-82cd-423e-bbf0-275dcd737b2e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-64.i[916,929] [2024-11-02 12:41:01,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:41:01,718 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:41:01,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01 WrapperNode [2024-11-02 12:41:01,719 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:41:01,720 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:41:01,721 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:41:01,721 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:41:01,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01" (1/1) ... [2024-11-02 12:41:01,764 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01" (1/1) ... [2024-11-02 12:41:01,839 INFO L138 Inliner]: procedures = 40, calls = 163, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 499 [2024-11-02 12:41:01,839 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:41:01,840 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:41:01,842 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:41:01,842 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:41:01,856 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01" (1/1) ... [2024-11-02 12:41:01,857 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01" (1/1) ... [2024-11-02 12:41:01,867 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01" (1/1) ... [2024-11-02 12:41:01,868 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01" (1/1) ... [2024-11-02 12:41:01,906 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01" (1/1) ... [2024-11-02 12:41:01,915 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01" (1/1) ... [2024-11-02 12:41:01,921 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01" (1/1) ... [2024-11-02 12:41:01,928 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01" (1/1) ... [2024-11-02 12:41:01,938 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:41:01,939 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:41:01,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:41:01,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:41:01,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01" (1/1) ... [2024-11-02 12:41:01,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:41:01,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:41:01,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:41:01,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:41:02,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:41:02,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-02 12:41:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2024-11-02 12:41:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-02 12:41:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-02 12:41:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:41:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-02 12:41:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-02 12:41:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-02 12:41:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-02 12:41:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-02 12:41:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-02 12:41:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-02 12:41:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:41:02,030 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:41:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-02 12:41:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:41:02,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:41:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-02 12:41:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-02 12:41:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-02 12:41:02,225 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:41:02,228 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:41:06,438 INFO L? ?]: Removed 118 outVars from TransFormulas that were not future-live. [2024-11-02 12:41:06,438 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:41:06,468 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:41:06,470 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:41:06,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:41:06 BoogieIcfgContainer [2024-11-02 12:41:06,471 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:41:06,473 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:41:06,474 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:41:06,478 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:41:06,479 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:41:01" (1/3) ... [2024-11-02 12:41:06,480 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5160f5fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:41:06, skipping insertion in model container [2024-11-02 12:41:06,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:01" (2/3) ... [2024-11-02 12:41:06,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5160f5fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:41:06, skipping insertion in model container [2024-11-02 12:41:06,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:41:06" (3/3) ... [2024-11-02 12:41:06,486 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-64.i [2024-11-02 12:41:06,509 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:41:06,509 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:41:06,602 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:41:06,610 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;@127973d0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:41:06,610 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:41:06,615 INFO L276 IsEmpty]: Start isEmpty. Operand has 121 states, 98 states have (on average 1.4285714285714286) internal successors, (140), 99 states have internal predecessors, (140), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-02 12:41:06,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-02 12:41:06,633 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:41:06,634 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:41:06,635 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:41:06,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:41:06,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1155890384, now seen corresponding path program 1 times [2024-11-02 12:41:06,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:41:06,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1246415971] [2024-11-02 12:41:06,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:41:06,663 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 12:41:06,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:41:06,667 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:06,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:41:07,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:41:07,274 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:41:07,322 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2024-11-02 12:41:07,322 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:41:07,323 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:41:07,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1246415971] [2024-11-02 12:41:07,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1246415971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:41:07,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:41:07,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:41:07,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836799605] [2024-11-02 12:41:07,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:41:07,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:41:07,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:41:07,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:41:07,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:41:07,366 INFO L87 Difference]: Start difference. First operand has 121 states, 98 states have (on average 1.4285714285714286) internal successors, (140), 99 states have internal predecessors, (140), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-02 12:41:07,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:41:07,433 INFO L93 Difference]: Finished difference Result 235 states and 374 transitions. [2024-11-02 12:41:07,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:41:07,435 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 157 [2024-11-02 12:41:07,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:41:07,445 INFO L225 Difference]: With dead ends: 235 [2024-11-02 12:41:07,446 INFO L226 Difference]: Without dead ends: 117 [2024-11-02 12:41:07,450 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 156 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 12:41:07,454 INFO L432 NwaCegarLoop]: 173 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, 173 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 12:41:07,456 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:41:07,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-11-02 12:41:07,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2024-11-02 12:41:07,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 95 states have (on average 1.4) internal successors, (133), 95 states have internal predecessors, (133), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-02 12:41:07,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 173 transitions. [2024-11-02 12:41:07,521 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 173 transitions. Word has length 157 [2024-11-02 12:41:07,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:41:07,522 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 173 transitions. [2024-11-02 12:41:07,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-02 12:41:07,525 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 173 transitions. [2024-11-02 12:41:07,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-02 12:41:07,539 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:41:07,539 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:41:07,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:07,740 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:07,740 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:41:07,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:41:07,742 INFO L85 PathProgramCache]: Analyzing trace with hash 622343984, now seen corresponding path program 1 times [2024-11-02 12:41:07,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:41:07,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1004566354] [2024-11-02 12:41:07,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:41:07,743 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 12:41:07,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:41:07,747 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:07,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:41:08,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-02 12:41:08,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:41:08,378 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2024-11-02 12:41:08,378 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:41:08,378 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:41:08,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1004566354] [2024-11-02 12:41:08,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1004566354] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:41:08,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:41:08,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-02 12:41:08,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044776093] [2024-11-02 12:41:08,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:41:08,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:41:08,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:41:08,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:41:08,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:41:08,392 INFO L87 Difference]: Start difference. First operand 117 states and 173 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-02 12:41:08,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:41:08,528 INFO L93 Difference]: Finished difference Result 233 states and 346 transitions. [2024-11-02 12:41:08,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 12:41:08,531 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 157 [2024-11-02 12:41:08,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:41:08,533 INFO L225 Difference]: With dead ends: 233 [2024-11-02 12:41:08,533 INFO L226 Difference]: Without dead ends: 119 [2024-11-02 12:41:08,534 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:41:08,536 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 0 mSDsluCounter, 331 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 502 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 12:41:08,537 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 502 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 12:41:08,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-02 12:41:08,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2024-11-02 12:41:08,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 97 states have (on average 1.3917525773195876) internal successors, (135), 97 states have internal predecessors, (135), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-02 12:41:08,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 175 transitions. [2024-11-02 12:41:08,557 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 175 transitions. Word has length 157 [2024-11-02 12:41:08,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:41:08,562 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 175 transitions. [2024-11-02 12:41:08,562 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-02 12:41:08,563 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2024-11-02 12:41:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-02 12:41:08,566 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:41:08,566 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:41:08,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:08,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:08,769 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:41:08,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:41:08,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1929486382, now seen corresponding path program 1 times [2024-11-02 12:41:08,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:41:08,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1400546112] [2024-11-02 12:41:08,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:41:08,775 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 12:41:08,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:41:08,784 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:08,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:41:09,276 INFO L255 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-02 12:41:09,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:41:09,358 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-02 12:41:09,359 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:41:09,359 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:41:09,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1400546112] [2024-11-02 12:41:09,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1400546112] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:41:09,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:41:09,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-02 12:41:09,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458820431] [2024-11-02 12:41:09,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:41:09,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:41:09,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:41:09,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:41:09,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:41:09,363 INFO L87 Difference]: Start difference. First operand 119 states and 175 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-02 12:41:09,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:41:09,655 INFO L93 Difference]: Finished difference Result 237 states and 350 transitions. [2024-11-02 12:41:09,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 12:41:09,660 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 157 [2024-11-02 12:41:09,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:41:09,662 INFO L225 Difference]: With dead ends: 237 [2024-11-02 12:41:09,662 INFO L226 Difference]: Without dead ends: 121 [2024-11-02 12:41:09,663 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:41:09,668 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 0 mSDsluCounter, 331 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 502 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 12:41:09,669 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 502 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-02 12:41:09,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-02 12:41:09,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2024-11-02 12:41:09,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 99 states have (on average 1.3838383838383839) internal successors, (137), 99 states have internal predecessors, (137), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-02 12:41:09,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 177 transitions. [2024-11-02 12:41:09,693 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 177 transitions. Word has length 157 [2024-11-02 12:41:09,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:41:09,694 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 177 transitions. [2024-11-02 12:41:09,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-02 12:41:09,694 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 177 transitions. [2024-11-02 12:41:09,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-02 12:41:09,701 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:41:09,701 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:41:09,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:09,902 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:09,902 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:41:09,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:41:09,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1973615328, now seen corresponding path program 1 times [2024-11-02 12:41:09,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:41:09,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1603503762] [2024-11-02 12:41:09,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:41:09,905 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 12:41:09,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:41:09,907 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:09,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:41:10,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-02 12:41:10,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:41:10,550 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-02 12:41:10,550 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:41:10,551 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:41:10,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1603503762] [2024-11-02 12:41:10,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1603503762] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:41:10,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:41:10,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-02 12:41:10,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272153712] [2024-11-02 12:41:10,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:41:10,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-02 12:41:10,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:41:10,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-02 12:41:10,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:41:10,560 INFO L87 Difference]: Start difference. First operand 121 states and 177 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-02 12:41:10,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:41:10,691 INFO L93 Difference]: Finished difference Result 242 states and 355 transitions. [2024-11-02 12:41:10,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-02 12:41:10,692 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 159 [2024-11-02 12:41:10,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:41:10,695 INFO L225 Difference]: With dead ends: 242 [2024-11-02 12:41:10,695 INFO L226 Difference]: Without dead ends: 124 [2024-11-02 12:41:10,696 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:41:10,698 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 0 mSDsluCounter, 493 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 663 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 12:41:10,698 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 663 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 12:41:10,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-02 12:41:10,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2024-11-02 12:41:10,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 102 states have (on average 1.3725490196078431) internal successors, (140), 102 states have internal predecessors, (140), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-02 12:41:10,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 180 transitions. [2024-11-02 12:41:10,711 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 180 transitions. Word has length 159 [2024-11-02 12:41:10,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:41:10,713 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 180 transitions. [2024-11-02 12:41:10,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-02 12:41:10,713 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2024-11-02 12:41:10,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-02 12:41:10,716 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:41:10,717 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:41:10,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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)] Forceful destruction successful, exit code 0 [2024-11-02 12:41:10,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:10,918 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:41:10,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:41:10,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1090580976, now seen corresponding path program 1 times [2024-11-02 12:41:10,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:41:10,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [710754373] [2024-11-02 12:41:10,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:41:10,920 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 12:41:10,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:41:10,924 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 12:41:10,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23863436-82cd-423e-bbf0-275dcd737b2e/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 [2024-11-02 12:41:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:41:11,597 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-02 12:41:11,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:41:11,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:41:11,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:41:11,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:41:11,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:41:11,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:41:11,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:41:11,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 51 [2024-11-02 12:41:12,003 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:41:12,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 61 treesize of output 25 [2024-11-02 12:41:12,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-02 12:41:12,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-02 12:41:12,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-02 12:41:13,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13