./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-64.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje --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 32bbf5b6b15e8e45a78ed01aff570512bbe14911dc5894acdb61cde4404467f0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:46:32,134 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:46:32,198 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 04:46:32,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:46:32,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:46:32,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:46:32,226 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:46:32,227 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:46:32,227 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:46:32,228 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:46:32,228 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:46:32,228 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:46:32,229 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:46:32,229 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 04:46:32,229 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:46:32,230 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:46:32,230 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 04:46:32,231 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 04:46:32,231 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:46:32,232 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 04:46:32,232 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 04:46:32,233 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 04:46:32,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:46:32,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:46:32,234 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:46:32,234 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:46:32,235 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:46:32,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:46:32,235 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:46:32,236 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:46:32,236 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:46:32,236 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:46:32,237 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:46:32,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:46:32,237 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:46:32,238 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:46:32,238 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:46:32,238 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:46:32,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:46:32,239 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:46:32,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:46:32,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:46:32,241 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 04:46:32,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:46:32,241 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:46:32,241 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:46:32,242 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:46:32,242 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_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32bbf5b6b15e8e45a78ed01aff570512bbe14911dc5894acdb61cde4404467f0 [2024-11-09 04:46:32,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:46:32,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:46:32,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:46:32,570 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:46:32,571 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:46:32,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-64.i Unable to find full path for "g++" [2024-11-09 04:46:34,676 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:46:34,911 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:46:34,920 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-64.i [2024-11-09 04:46:34,937 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/data/25cf49efd/9ac40995d3e8495ea45ada857be78deb/FLAGfc701d31b [2024-11-09 04:46:34,954 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/data/25cf49efd/9ac40995d3e8495ea45ada857be78deb [2024-11-09 04:46:34,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:46:34,959 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:46:34,961 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:46:34,961 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:46:34,968 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:46:34,969 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:46:34" (1/1) ... [2024-11-09 04:46:34,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@777baea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:34, skipping insertion in model container [2024-11-09 04:46:34,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:46:34" (1/1) ... [2024-11-09 04:46:35,007 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:46:35,195 WARN L250 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_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-64.i[916,929] [2024-11-09 04:46:35,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:46:35,288 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:46:35,301 WARN L250 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_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-64.i[916,929] [2024-11-09 04:46:35,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:46:35,384 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:46:35,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:35 WrapperNode [2024-11-09 04:46:35,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:46:35,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:46:35,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:46:35,387 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:46:35,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:35" (1/1) ... [2024-11-09 04:46:35,411 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:35" (1/1) ... [2024-11-09 04:46:35,462 INFO L138 Inliner]: procedures = 29, calls = 169, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 526 [2024-11-09 04:46:35,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:46:35,463 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:46:35,463 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:46:35,463 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:46:35,475 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:35" (1/1) ... [2024-11-09 04:46:35,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:35" (1/1) ... [2024-11-09 04:46:35,482 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:35" (1/1) ... [2024-11-09 04:46:35,483 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:35" (1/1) ... [2024-11-09 04:46:35,506 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:35" (1/1) ... [2024-11-09 04:46:35,516 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:35" (1/1) ... [2024-11-09 04:46:35,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:35" (1/1) ... [2024-11-09 04:46:35,524 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:35" (1/1) ... [2024-11-09 04:46:35,530 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:46:35,531 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:46:35,532 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:46:35,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:46:35,533 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:35" (1/1) ... [2024-11-09 04:46:35,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:46:35,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:46:35,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:46:35,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:46:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:46:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 04:46:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 04:46:35,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 04:46:35,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 04:46:35,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-09 04:46:35,623 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:46:35,623 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:46:35,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 04:46:35,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:46:35,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:46:35,801 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:46:35,804 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:46:36,596 INFO L? ?]: Removed 132 outVars from TransFormulas that were not future-live. [2024-11-09 04:46:36,596 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:46:37,355 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:46:37,356 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 04:46:37,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:46:37 BoogieIcfgContainer [2024-11-09 04:46:37,358 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:46:37,360 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:46:37,361 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:46:37,364 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:46:37,365 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:46:34" (1/3) ... [2024-11-09 04:46:37,366 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1495212f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:46:37, skipping insertion in model container [2024-11-09 04:46:37,367 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:35" (2/3) ... [2024-11-09 04:46:37,367 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1495212f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:46:37, skipping insertion in model container [2024-11-09 04:46:37,368 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:46:37" (3/3) ... [2024-11-09 04:46:37,369 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-64.i [2024-11-09 04:46:37,389 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:46:37,390 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:46:37,478 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:46:37,488 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;@6ae1c566, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:46:37,489 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:46:37,494 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) [2024-11-09 04:46:37,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-09 04:46:37,507 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:37,508 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] [2024-11-09 04:46:37,509 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:46:37,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:37,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1729211844, now seen corresponding path program 1 times [2024-11-09 04:46:37,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:37,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094685293] [2024-11-09 04:46:37,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:37,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 04:46:40,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1624477663] [2024-11-09 04:46:40,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:40,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 04:46:40,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:46:40,621 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 04:46:40,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 04:46:42,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 04:46:42,843 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 04:46:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 04:46:44,397 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 04:46:44,400 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 04:46:44,401 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 04:46:44,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 04:46:44,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 04:46:44,607 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 04:46:44,737 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 04:46:44,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:46:44 BoogieIcfgContainer [2024-11-09 04:46:44,740 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 04:46:44,741 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 04:46:44,741 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 04:46:44,741 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 04:46:44,743 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:46:37" (3/4) ... [2024-11-09 04:46:44,746 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 04:46:44,748 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 04:46:44,750 INFO L158 Benchmark]: Toolchain (without parser) took 9789.95ms. Allocated memory was 161.5MB in the beginning and 253.8MB in the end (delta: 92.3MB). Free memory was 130.4MB in the beginning and 129.7MB in the end (delta: 698.7kB). Peak memory consumption was 94.6MB. Max. memory is 16.1GB. [2024-11-09 04:46:44,750 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:46:44,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.17ms. Allocated memory is still 161.5MB. Free memory was 130.4MB in the beginning and 113.5MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 04:46:44,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.67ms. Allocated memory is still 161.5MB. Free memory was 113.5MB in the beginning and 108.8MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 04:46:44,753 INFO L158 Benchmark]: Boogie Preprocessor took 67.68ms. Allocated memory is still 161.5MB. Free memory was 108.8MB in the beginning and 105.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 04:46:44,755 INFO L158 Benchmark]: RCFGBuilder took 1826.36ms. Allocated memory was 161.5MB in the beginning and 197.1MB in the end (delta: 35.7MB). Free memory was 105.2MB in the beginning and 151.0MB in the end (delta: -45.8MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2024-11-09 04:46:44,758 INFO L158 Benchmark]: TraceAbstraction took 7380.17ms. Allocated memory was 197.1MB in the beginning and 253.8MB in the end (delta: 56.6MB). Free memory was 151.0MB in the beginning and 130.8MB in the end (delta: 20.3MB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. [2024-11-09 04:46:44,759 INFO L158 Benchmark]: Witness Printer took 7.05ms. Allocated memory is still 253.8MB. Free memory was 130.8MB in the beginning and 129.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 04:46:44,763 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.17ms. Allocated memory is still 161.5MB. Free memory was 130.4MB in the beginning and 113.5MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.67ms. Allocated memory is still 161.5MB. Free memory was 113.5MB in the beginning and 108.8MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.68ms. Allocated memory is still 161.5MB. Free memory was 108.8MB in the beginning and 105.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1826.36ms. Allocated memory was 161.5MB in the beginning and 197.1MB in the end (delta: 35.7MB). Free memory was 105.2MB in the beginning and 151.0MB in the end (delta: -45.8MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * TraceAbstraction took 7380.17ms. Allocated memory was 197.1MB in the beginning and 253.8MB in the end (delta: 56.6MB). Free memory was 151.0MB in the beginning and 130.8MB in the end (delta: 20.3MB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. * Witness Printer took 7.05ms. Allocated memory is still 253.8MB. Free memory was 130.8MB in the beginning and 129.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 51, overapproximation of someUnaryDOUBLEoperation at line 29, overapproximation of bitwiseAnd at line 61, overapproximation of someBinaryDOUBLEComparisonOperation at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[3] = { 0, 0, 0 }; [L25-L27] double double_Array_0[2] = { 9.5, 0.9 }; [L28-L30] float float_Array_0[3] = { 0.8, -0.151, 63.5 }; [L31-L33] signed short int signed_short_int_Array_0[1] = { -2 }; [L34-L36] unsigned char unsigned_char_Array_0[2] = { 10, 16 }; [L37-L39] unsigned long int unsigned_long_int_Array_0[3] = { 256, 2941876006, 128 }; [L40-L42] unsigned short int unsigned_short_int_Array_0[1] = { 8 }; [L43] unsigned char last_1_unsigned_char_Array_0_0_ = 10; [L118] isInitial = 1 [L119] FCALL initially() [L120] COND TRUE 1 [L121] CALL updateLastVariables() [L111] EXPR unsigned_char_Array_0[0] [L111] last_1_unsigned_char_Array_0_0_ = unsigned_char_Array_0[0] [L121] RET updateLastVariables() [L122] CALL updateVariables() [L78] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L79] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L79] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L80] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L80] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L81] BOOL_unsigned_char_Array_0[2] = __VERIFIER_nondet_uchar() [L82] EXPR BOOL_unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L82] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[2] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[2] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L83] EXPR BOOL_unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L83] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[2] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[2] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L84] double_Array_0[0] = __VERIFIER_nondet_double() [L85] EXPR double_Array_0[0] [L85] EXPR double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F [L85] EXPR double_Array_0[0] [L85] EXPR double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F [L85] EXPR (double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L85] CALL assume_abort_if_not((double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not((double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L86] float_Array_0[0] = __VERIFIER_nondet_float() [L87] EXPR float_Array_0[0] [L87] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F [L87] EXPR (float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) [L87] EXPR float_Array_0[0] [L87] EXPR float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F [L87] EXPR float_Array_0[0] [L87] EXPR float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F [L87] EXPR (float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L87] CALL assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L88] float_Array_0[1] = __VERIFIER_nondet_float() [L89] EXPR float_Array_0[1] [L89] EXPR float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F [L89] EXPR float_Array_0[1] [L89] EXPR float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F [L89] EXPR (float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L89] CALL assume_abort_if_not((float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not((float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L90] float_Array_0[2] = __VERIFIER_nondet_float() [L91] EXPR float_Array_0[2] [L91] EXPR float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F [L91] EXPR float_Array_0[2] [L91] EXPR float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F [L91] EXPR (float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L91] CALL assume_abort_if_not((float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not((float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L92] unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L93] EXPR unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L93] CALL assume_abort_if_not(unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L94] EXPR unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L94] CALL assume_abort_if_not(unsigned_char_Array_0[1] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(unsigned_char_Array_0[1] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L95] unsigned_long_int_Array_0[0] = __VERIFIER_nondet_ulong() [L96] EXPR unsigned_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L96] CALL assume_abort_if_not(unsigned_long_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(unsigned_long_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L97] EXPR unsigned_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L97] CALL assume_abort_if_not(unsigned_long_int_Array_0[0] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(unsigned_long_int_Array_0[0] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L98] EXPR unsigned_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L98] CALL assume_abort_if_not(unsigned_long_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(unsigned_long_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L99] unsigned_long_int_Array_0[1] = __VERIFIER_nondet_ulong() [L100] EXPR unsigned_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L100] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] >= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(unsigned_long_int_Array_0[1] >= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L101] EXPR unsigned_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L101] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L102] unsigned_long_int_Array_0[2] = __VERIFIER_nondet_ulong() [L103] EXPR unsigned_long_int_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L103] CALL assume_abort_if_not(unsigned_long_int_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(unsigned_long_int_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L104] EXPR unsigned_long_int_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L104] CALL assume_abort_if_not(unsigned_long_int_Array_0[2] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(unsigned_long_int_Array_0[2] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L105] unsigned_short_int_Array_0[0] = __VERIFIER_nondet_ushort() [L106] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L106] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L107] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L107] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L108] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L108] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(unsigned_short_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L122] RET updateVariables() [L123] CALL step() [L47] signed long int stepLocal_1 = last_1_unsigned_char_Array_0_0_; [L48] EXPR unsigned_long_int_Array_0[1] [L48] unsigned long int stepLocal_0 = unsigned_long_int_Array_0[1]; [L49] EXPR unsigned_long_int_Array_0[1] [L49] COND TRUE stepLocal_1 <= (unsigned_long_int_Array_0[1] - last_1_unsigned_char_Array_0_0_) [L50] EXPR unsigned_long_int_Array_0[0] [L50] EXPR (((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) > (last_1_unsigned_char_Array_0_0_)) ? ((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) : (last_1_unsigned_char_Array_0_0_) [L50] COND FALSE !(stepLocal_0 < (((((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) > (last_1_unsigned_char_Array_0_0_)) ? ((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) : (last_1_unsigned_char_Array_0_0_)))) [L55] EXPR double_Array_0[0] [L55] double_Array_0[1] = double_Array_0[0] [L58] EXPR double_Array_0[1] [L58] EXPR double_Array_0[1] [L58] COND TRUE double_Array_0[1] < double_Array_0[1] [L59] EXPR BOOL_unsigned_char_Array_0[2] [L59] EXPR BOOL_unsigned_char_Array_0[2] && BOOL_unsigned_char_Array_0[0] [L59] EXPR BOOL_unsigned_char_Array_0[0] [L59] EXPR BOOL_unsigned_char_Array_0[2] && BOOL_unsigned_char_Array_0[0] [L59] BOOL_unsigned_char_Array_0[1] = (! (BOOL_unsigned_char_Array_0[2] && BOOL_unsigned_char_Array_0[0])) [L61] EXPR unsigned_long_int_Array_0[2] [L61] EXPR unsigned_long_int_Array_0[0] [L61] EXPR unsigned_short_int_Array_0[0] [L61] EXPR unsigned_long_int_Array_0[2] & (unsigned_long_int_Array_0[0] / unsigned_short_int_Array_0[0]) [L61] unsigned long int stepLocal_2 = unsigned_long_int_Array_0[2] & (unsigned_long_int_Array_0[0] / unsigned_short_int_Array_0[0]); [L62] EXPR unsigned_long_int_Array_0[1] [L62] COND FALSE !(stepLocal_2 > unsigned_long_int_Array_0[1]) [L69] EXPR unsigned_char_Array_0[1] [L69] unsigned_char_Array_0[0] = unsigned_char_Array_0[1] [L71] BOOL_unsigned_char_Array_0[1] [L71] COND FALSE !(BOOL_unsigned_char_Array_0[1]) [L123] RET step() [L124] CALL, EXPR property() [L114] EXPR unsigned_long_int_Array_0[1] [L114] EXPR (last_1_unsigned_char_Array_0_0_ <= (unsigned_long_int_Array_0[1] - last_1_unsigned_char_Array_0_0_)) ? ((unsigned_long_int_Array_0[1] < (((((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) > (last_1_unsigned_char_Array_0_0_)) ? ((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) : (last_1_unsigned_char_Array_0_0_)))) ? (((float_Array_0[2] + float_Array_0[1]) > float_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : 1) : (double_Array_0[1] == ((double) double_Array_0[0]))) : 1 [L114] EXPR unsigned_long_int_Array_0[1] [L114] EXPR unsigned_long_int_Array_0[0] [L114] EXPR (((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) > (last_1_unsigned_char_Array_0_0_)) ? ((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) : (last_1_unsigned_char_Array_0_0_) [L114] EXPR (unsigned_long_int_Array_0[1] < (((((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) > (last_1_unsigned_char_Array_0_0_)) ? ((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) : (last_1_unsigned_char_Array_0_0_)))) ? (((float_Array_0[2] + float_Array_0[1]) > float_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : 1) : (double_Array_0[1] == ((double) double_Array_0[0])) [L114] EXPR double_Array_0[1] [L114] EXPR double_Array_0[0] [L114] EXPR (unsigned_long_int_Array_0[1] < (((((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) > (last_1_unsigned_char_Array_0_0_)) ? ((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) : (last_1_unsigned_char_Array_0_0_)))) ? (((float_Array_0[2] + float_Array_0[1]) > float_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : 1) : (double_Array_0[1] == ((double) double_Array_0[0])) [L114] EXPR (last_1_unsigned_char_Array_0_0_ <= (unsigned_long_int_Array_0[1] - last_1_unsigned_char_Array_0_0_)) ? ((unsigned_long_int_Array_0[1] < (((((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) > (last_1_unsigned_char_Array_0_0_)) ? ((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) : (last_1_unsigned_char_Array_0_0_)))) ? (((float_Array_0[2] + float_Array_0[1]) > float_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : 1) : (double_Array_0[1] == ((double) double_Array_0[0]))) : 1 [L114] EXPR ((last_1_unsigned_char_Array_0_0_ <= (unsigned_long_int_Array_0[1] - last_1_unsigned_char_Array_0_0_)) ? ((unsigned_long_int_Array_0[1] < (((((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) > (last_1_unsigned_char_Array_0_0_)) ? ((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) : (last_1_unsigned_char_Array_0_0_)))) ? (((float_Array_0[2] + float_Array_0[1]) > float_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : 1) : (double_Array_0[1] == ((double) double_Array_0[0]))) : 1) && ((double_Array_0[1] < double_Array_0[1]) ? (BOOL_unsigned_char_Array_0[1] == ((unsigned char) (! (BOOL_unsigned_char_Array_0[2] && BOOL_unsigned_char_Array_0[0])))) : 1) [L114] EXPR (((last_1_unsigned_char_Array_0_0_ <= (unsigned_long_int_Array_0[1] - last_1_unsigned_char_Array_0_0_)) ? ((unsigned_long_int_Array_0[1] < (((((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) > (last_1_unsigned_char_Array_0_0_)) ? ((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) : (last_1_unsigned_char_Array_0_0_)))) ? (((float_Array_0[2] + float_Array_0[1]) > float_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : 1) : (double_Array_0[1] == ((double) double_Array_0[0]))) : 1) && ((double_Array_0[1] < double_Array_0[1]) ? (BOOL_unsigned_char_Array_0[1] == ((unsigned char) (! (BOOL_unsigned_char_Array_0[2] && BOOL_unsigned_char_Array_0[0])))) : 1)) && (BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] || (double_Array_0[1] < (double_Array_0[1] * double_Array_0[1]))) ? (signed_short_int_Array_0[0] == ((signed short int) (unsigned_char_Array_0[0] + unsigned_char_Array_0[0]))) : 1) : 1) [L114] EXPR ((((last_1_unsigned_char_Array_0_0_ <= (unsigned_long_int_Array_0[1] - last_1_unsigned_char_Array_0_0_)) ? ((unsigned_long_int_Array_0[1] < (((((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) > (last_1_unsigned_char_Array_0_0_)) ? ((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) : (last_1_unsigned_char_Array_0_0_)))) ? (((float_Array_0[2] + float_Array_0[1]) > float_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : 1) : (double_Array_0[1] == ((double) double_Array_0[0]))) : 1) && ((double_Array_0[1] < double_Array_0[1]) ? (BOOL_unsigned_char_Array_0[1] == ((unsigned char) (! (BOOL_unsigned_char_Array_0[2] && BOOL_unsigned_char_Array_0[0])))) : 1)) && (BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] || (double_Array_0[1] < (double_Array_0[1] * double_Array_0[1]))) ? (signed_short_int_Array_0[0] == ((signed short int) (unsigned_char_Array_0[0] + unsigned_char_Array_0[0]))) : 1) : 1)) && (((unsigned_long_int_Array_0[2] & (unsigned_long_int_Array_0[0] / unsigned_short_int_Array_0[0])) > unsigned_long_int_Array_0[1]) ? ((! BOOL_unsigned_char_Array_0[1]) ? (unsigned_char_Array_0[0] == ((unsigned char) unsigned_char_Array_0[1])) : (unsigned_char_Array_0[0] == ((unsigned char) unsigned_char_Array_0[1]))) : (unsigned_char_Array_0[0] == ((unsigned char) unsigned_char_Array_0[1]))) [L114-L115] return ((((last_1_unsigned_char_Array_0_0_ <= (unsigned_long_int_Array_0[1] - last_1_unsigned_char_Array_0_0_)) ? ((unsigned_long_int_Array_0[1] < (((((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) > (last_1_unsigned_char_Array_0_0_)) ? ((last_1_unsigned_char_Array_0_0_ / unsigned_long_int_Array_0[0])) : (last_1_unsigned_char_Array_0_0_)))) ? (((float_Array_0[2] + float_Array_0[1]) > float_Array_0[0]) ? (double_Array_0[1] == ((double) double_Array_0[0])) : 1) : (double_Array_0[1] == ((double) double_Array_0[0]))) : 1) && ((double_Array_0[1] < double_Array_0[1]) ? (BOOL_unsigned_char_Array_0[1] == ((unsigned char) (! (BOOL_unsigned_char_Array_0[2] && BOOL_unsigned_char_Array_0[0])))) : 1)) && (BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] || (double_Array_0[1] < (double_Array_0[1] * double_Array_0[1]))) ? (signed_short_int_Array_0[0] == ((signed short int) (unsigned_char_Array_0[0] + unsigned_char_Array_0[0]))) : 1) : 1)) && (((unsigned_long_int_Array_0[2] & (unsigned_long_int_Array_0[0] / unsigned_short_int_Array_0[0])) > unsigned_long_int_Array_0[1]) ? ((! BOOL_unsigned_char_Array_0[1]) ? (unsigned_char_Array_0[0] == ((unsigned char) unsigned_char_Array_0[1])) : (unsigned_char_Array_0[0] == ((unsigned char) unsigned_char_Array_0[1]))) : (unsigned_char_Array_0[0] == ((unsigned char) unsigned_char_Array_0[1]))) ; [L124] RET, EXPR property() [L124] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0_=10, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.2s, 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, 4.8s 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 [2024-11-09 04:46:44,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje --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 32bbf5b6b15e8e45a78ed01aff570512bbe14911dc5894acdb61cde4404467f0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:46:47,296 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:46:47,394 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 04:46:47,399 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:46:47,400 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:46:47,441 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:46:47,442 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:46:47,443 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:46:47,444 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:46:47,444 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:46:47,444 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:46:47,445 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:46:47,447 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:46:47,448 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:46:47,448 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:46:47,448 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:46:47,449 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:46:47,449 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:46:47,450 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:46:47,453 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:46:47,453 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:46:47,454 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:46:47,454 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:46:47,454 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:46:47,455 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 04:46:47,455 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 04:46:47,455 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:46:47,455 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 04:46:47,456 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:46:47,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:46:47,456 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:46:47,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:46:47,461 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 04:46:47,461 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:46:47,462 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:46:47,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:46:47,462 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:46:47,462 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:46:47,463 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:46:47,463 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 04:46:47,463 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 04:46:47,464 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:46:47,465 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:46:47,465 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32bbf5b6b15e8e45a78ed01aff570512bbe14911dc5894acdb61cde4404467f0 [2024-11-09 04:46:47,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:46:47,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:46:47,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:46:47,924 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:46:47,924 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:46:47,926 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-64.i Unable to find full path for "g++" [2024-11-09 04:46:50,132 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:46:50,399 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:46:50,402 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-64.i [2024-11-09 04:46:50,416 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/data/f52db9f0b/d30a47bbf7454cc2860a524a6c2160fe/FLAGe1ac1a974 [2024-11-09 04:46:50,442 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/data/f52db9f0b/d30a47bbf7454cc2860a524a6c2160fe [2024-11-09 04:46:50,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:46:50,448 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:46:50,451 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:46:50,451 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:46:50,457 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:46:50,458 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:46:50" (1/1) ... [2024-11-09 04:46:50,461 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94abad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50, skipping insertion in model container [2024-11-09 04:46:50,461 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:46:50" (1/1) ... [2024-11-09 04:46:50,503 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:46:50,737 WARN L250 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_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-64.i[916,929] [2024-11-09 04:46:50,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:46:50,864 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:46:50,877 WARN L250 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_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-64.i[916,929] [2024-11-09 04:46:50,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:46:50,994 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:46:50,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50 WrapperNode [2024-11-09 04:46:50,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:46:50,996 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:46:50,996 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:46:50,996 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:46:51,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50" (1/1) ... [2024-11-09 04:46:51,035 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50" (1/1) ... [2024-11-09 04:46:51,077 INFO L138 Inliner]: procedures = 39, calls = 169, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 509 [2024-11-09 04:46:51,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:46:51,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:46:51,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:46:51,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:46:51,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50" (1/1) ... [2024-11-09 04:46:51,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50" (1/1) ... [2024-11-09 04:46:51,122 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50" (1/1) ... [2024-11-09 04:46:51,122 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50" (1/1) ... [2024-11-09 04:46:51,159 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50" (1/1) ... [2024-11-09 04:46:51,165 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50" (1/1) ... [2024-11-09 04:46:51,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50" (1/1) ... [2024-11-09 04:46:51,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50" (1/1) ... [2024-11-09 04:46:51,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:46:51,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:46:51,180 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:46:51,180 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:46:51,181 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50" (1/1) ... [2024-11-09 04:46:51,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:46:51,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:46:51,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:46:51,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:46:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:46:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-09 04:46:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-09 04:46:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-09 04:46:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-09 04:46:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 04:46:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 04:46:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 04:46:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-09 04:46:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 04:46:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-09 04:46:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 04:46:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-09 04:46:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:46:51,294 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:46:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:46:51,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:46:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-09 04:46:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-09 04:46:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 04:46:51,457 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:46:51,460 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:46:54,367 INFO L? ?]: Removed 118 outVars from TransFormulas that were not future-live. [2024-11-09 04:46:54,367 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:46:54,383 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:46:54,384 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 04:46:54,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:46:54 BoogieIcfgContainer [2024-11-09 04:46:54,385 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:46:54,387 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:46:54,387 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:46:54,391 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:46:54,391 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:46:50" (1/3) ... [2024-11-09 04:46:54,392 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1924f28b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:46:54, skipping insertion in model container [2024-11-09 04:46:54,392 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:46:50" (2/3) ... [2024-11-09 04:46:54,393 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1924f28b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:46:54, skipping insertion in model container [2024-11-09 04:46:54,393 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:46:54" (3/3) ... [2024-11-09 04:46:54,394 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-64.i [2024-11-09 04:46:54,415 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:46:54,415 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:46:54,489 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:46:54,496 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;@5b8372d0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:46:54,497 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:46:54,505 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) [2024-11-09 04:46:54,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-09 04:46:54,521 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:54,522 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] [2024-11-09 04:46:54,523 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:46:54,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:54,529 INFO L85 PathProgramCache]: Analyzing trace with hash 964597590, now seen corresponding path program 1 times [2024-11-09 04:46:54,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:46:54,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2113595367] [2024-11-09 04:46:54,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:54,545 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 [2024-11-09 04:46:54,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:46:54,547 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 04:46:54,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:46:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:55,010 INFO L255 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 04:46:55,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:46:55,086 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2024-11-09 04:46:55,086 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:46:55,087 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:46:55,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2113595367] [2024-11-09 04:46:55,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2113595367] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:55,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:55,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 04:46:55,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227696497] [2024-11-09 04:46:55,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:55,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 04:46:55,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:46:55,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 04:46:55,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 04:46:55,129 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) [2024-11-09 04:46:55,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:55,189 INFO L93 Difference]: Finished difference Result 235 states and 374 transitions. [2024-11-09 04:46:55,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 04:46:55,191 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 [2024-11-09 04:46:55,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:55,204 INFO L225 Difference]: With dead ends: 235 [2024-11-09 04:46:55,204 INFO L226 Difference]: Without dead ends: 117 [2024-11-09 04:46:55,211 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 [2024-11-09 04:46:55,216 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 [2024-11-09 04:46:55,221 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] [2024-11-09 04:46:55,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-11-09 04:46:55,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2024-11-09 04:46:55,304 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) [2024-11-09 04:46:55,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 173 transitions. [2024-11-09 04:46:55,308 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 173 transitions. Word has length 157 [2024-11-09 04:46:55,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:55,309 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 173 transitions. [2024-11-09 04:46:55,309 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) [2024-11-09 04:46:55,309 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 173 transitions. [2024-11-09 04:46:55,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-09 04:46:55,314 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:55,314 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] [2024-11-09 04:46:55,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:46:55,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:46:55,515 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:46:55,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:55,516 INFO L85 PathProgramCache]: Analyzing trace with hash -895580490, now seen corresponding path program 1 times [2024-11-09 04:46:55,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:46:55,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [825953598] [2024-11-09 04:46:55,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:55,519 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 [2024-11-09 04:46:55,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:46:55,522 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 04:46:55,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:46:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:56,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 04:46:56,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:46:56,185 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-09 04:46:56,185 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:46:56,185 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:46:56,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [825953598] [2024-11-09 04:46:56,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [825953598] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:56,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:56,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:46:56,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110876478] [2024-11-09 04:46:56,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:56,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:46:56,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:46:56,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:46:56,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:46:56,213 INFO L87 Difference]: Start difference. First operand 117 states and 173 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) [2024-11-09 04:46:56,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:56,360 INFO L93 Difference]: Finished difference Result 233 states and 346 transitions. [2024-11-09 04:46:56,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:46:56,361 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 [2024-11-09 04:46:56,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:56,364 INFO L225 Difference]: With dead ends: 233 [2024-11-09 04:46:56,367 INFO L226 Difference]: Without dead ends: 119 [2024-11-09 04:46:56,368 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 [2024-11-09 04:46:56,369 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 [2024-11-09 04:46:56,373 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] [2024-11-09 04:46:56,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-09 04:46:56,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2024-11-09 04:46:56,392 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) [2024-11-09 04:46:56,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 175 transitions. [2024-11-09 04:46:56,397 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 175 transitions. Word has length 157 [2024-11-09 04:46:56,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:56,402 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 175 transitions. [2024-11-09 04:46:56,402 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) [2024-11-09 04:46:56,403 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2024-11-09 04:46:56,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-09 04:46:56,405 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:56,405 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] [2024-11-09 04:46:56,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:46:56,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:46:56,608 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:46:56,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:56,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1503682376, now seen corresponding path program 1 times [2024-11-09 04:46:56,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:46:56,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1859306782] [2024-11-09 04:46:56,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:56,611 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 [2024-11-09 04:46:56,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:46:56,613 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 04:46:56,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:46:57,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:57,026 INFO L255 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 04:46:57,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:46:57,152 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-09 04:46:57,153 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:46:57,153 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:46:57,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1859306782] [2024-11-09 04:46:57,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1859306782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:57,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:57,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 04:46:57,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738620580] [2024-11-09 04:46:57,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:57,155 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 04:46:57,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:46:57,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 04:46:57,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:46:57,160 INFO L87 Difference]: Start difference. First operand 119 states and 175 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) [2024-11-09 04:46:57,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:57,310 INFO L93 Difference]: Finished difference Result 238 states and 351 transitions. [2024-11-09 04:46:57,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 04:46:57,311 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 [2024-11-09 04:46:57,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:57,313 INFO L225 Difference]: With dead ends: 238 [2024-11-09 04:46:57,315 INFO L226 Difference]: Without dead ends: 122 [2024-11-09 04:46:57,317 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 [2024-11-09 04:46:57,318 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 [2024-11-09 04:46:57,318 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] [2024-11-09 04:46:57,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-09 04:46:57,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2024-11-09 04:46:57,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 100 states have (on average 1.38) internal successors, (138), 100 states have internal predecessors, (138), 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) [2024-11-09 04:46:57,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 178 transitions. [2024-11-09 04:46:57,339 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 178 transitions. Word has length 159 [2024-11-09 04:46:57,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:57,340 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 178 transitions. [2024-11-09 04:46:57,341 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) [2024-11-09 04:46:57,341 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 178 transitions. [2024-11-09 04:46:57,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-09 04:46:57,347 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:57,347 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] [2024-11-09 04:46:57,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:46:57,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:46:57,548 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:46:57,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:57,549 INFO L85 PathProgramCache]: Analyzing trace with hash 2108172709, now seen corresponding path program 1 times [2024-11-09 04:46:57,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:46:57,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1970601355] [2024-11-09 04:46:57,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:57,550 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 [2024-11-09 04:46:57,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:46:57,554 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 04:46:57,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:46:58,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:58,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 04:46:58,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:46:58,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-09 04:47:02,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2024-11-09 04:47:02,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 25 treesize of output 13 [2024-11-09 04:47:02,953 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-09 04:47:02,953 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:47:02,954 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:47:02,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1970601355] [2024-11-09 04:47:02,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1970601355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:02,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:02,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:47:02,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014492623] [2024-11-09 04:47:02,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:02,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:47:02,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:47:02,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:47:02,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:47:02,958 INFO L87 Difference]: Start difference. First operand 122 states and 178 transitions. Second operand has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 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) [2024-11-09 04:47:09,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:11,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:13,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:15,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:47:16,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:16,920 INFO L93 Difference]: Finished difference Result 403 states and 588 transitions. [2024-11-09 04:47:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 04:47:16,921 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 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 160 [2024-11-09 04:47:16,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:16,929 INFO L225 Difference]: With dead ends: 403 [2024-11-09 04:47:16,929 INFO L226 Difference]: Without dead ends: 284 [2024-11-09 04:47:16,930 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:47:16,933 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 142 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 627 mSolverCounterSat, 4 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 583 SdHoareTripleChecker+Invalid, 635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 627 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:16,935 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 583 Invalid, 635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 627 Invalid, 4 Unknown, 0 Unchecked, 13.8s Time] [2024-11-09 04:47:16,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2024-11-09 04:47:16,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 201. [2024-11-09 04:47:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 158 states have (on average 1.360759493670886) internal successors, (215), 158 states have internal predecessors, (215), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-09 04:47:16,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 295 transitions. [2024-11-09 04:47:16,988 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 295 transitions. Word has length 160 [2024-11-09 04:47:16,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:16,992 INFO L471 AbstractCegarLoop]: Abstraction has 201 states and 295 transitions. [2024-11-09 04:47:16,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 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) [2024-11-09 04:47:16,993 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 295 transitions. [2024-11-09 04:47:16,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-09 04:47:16,999 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:16,999 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, 1] [2024-11-09 04:47:17,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-09 04:47:17,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:47:17,200 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:47:17,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:17,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1629318900, now seen corresponding path program 1 times [2024-11-09 04:47:17,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:47:17,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2130037470] [2024-11-09 04:47:17,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:17,201 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 [2024-11-09 04:47:17,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:47:17,203 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 04:47:17,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:47:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:17,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 04:47:17,574 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:47:17,655 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-09 04:47:17,655 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:47:17,656 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:47:17,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2130037470] [2024-11-09 04:47:17,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2130037470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:17,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:17,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 04:47:17,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521335752] [2024-11-09 04:47:17,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:17,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 04:47:17,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:47:17,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 04:47:17,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:47:17,662 INFO L87 Difference]: Start difference. First operand 201 states and 295 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 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) [2024-11-09 04:47:17,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:17,778 INFO L93 Difference]: Finished difference Result 323 states and 474 transitions. [2024-11-09 04:47:17,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 04:47:17,779 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 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 161 [2024-11-09 04:47:17,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:17,782 INFO L225 Difference]: With dead ends: 323 [2024-11-09 04:47:17,782 INFO L226 Difference]: Without dead ends: 204 [2024-11-09 04:47:17,783 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:47:17,784 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 0 mSDsluCounter, 494 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 664 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:17,784 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 664 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 04:47:17,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-11-09 04:47:17,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2024-11-09 04:47:17,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 161 states have (on average 1.3540372670807452) internal successors, (218), 161 states have internal predecessors, (218), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-09 04:47:17,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 298 transitions. [2024-11-09 04:47:17,806 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 298 transitions. Word has length 161 [2024-11-09 04:47:17,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:17,807 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 298 transitions. [2024-11-09 04:47:17,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 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) [2024-11-09 04:47:17,808 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 298 transitions. [2024-11-09 04:47:17,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-09 04:47:17,810 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:17,810 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, 1] [2024-11-09 04:47:17,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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)] Ended with exit code 0 [2024-11-09 04:47:18,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:47:18,011 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:47:18,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:18,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1461567795, now seen corresponding path program 1 times [2024-11-09 04:47:18,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:47:18,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1240958915] [2024-11-09 04:47:18,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:18,013 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 [2024-11-09 04:47:18,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:47:18,016 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 04:47:18,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-09 04:47:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:18,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 04:47:18,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:47:18,483 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 04:47:18,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 103 treesize of output 31 [2024-11-09 04:47:18,563 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-09 04:47:18,564 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:47:18,564 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:47:18,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1240958915] [2024-11-09 04:47:18,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1240958915] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:18,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:18,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 04:47:18,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982233019] [2024-11-09 04:47:18,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:18,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 04:47:18,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:47:18,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 04:47:18,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:47:18,567 INFO L87 Difference]: Start difference. First operand 204 states and 298 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2024-11-09 04:47:18,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:18,633 INFO L93 Difference]: Finished difference Result 323 states and 472 transitions. [2024-11-09 04:47:18,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 04:47:18,634 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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 161 [2024-11-09 04:47:18,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:18,637 INFO L225 Difference]: With dead ends: 323 [2024-11-09 04:47:18,637 INFO L226 Difference]: Without dead ends: 201 [2024-11-09 04:47:18,638 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:47:18,639 INFO L432 NwaCegarLoop]: 168 mSDtfsCounter, 0 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:18,639 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 332 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 04:47:18,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2024-11-09 04:47:18,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2024-11-09 04:47:18,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 158 states have (on average 1.3481012658227849) internal successors, (213), 158 states have internal predecessors, (213), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-09 04:47:18,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 293 transitions. [2024-11-09 04:47:18,660 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 293 transitions. Word has length 161 [2024-11-09 04:47:18,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:18,661 INFO L471 AbstractCegarLoop]: Abstraction has 201 states and 293 transitions. [2024-11-09 04:47:18,661 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2024-11-09 04:47:18,661 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 293 transitions. [2024-11-09 04:47:18,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-09 04:47:18,664 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:18,664 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, 1, 1] [2024-11-09 04:47:18,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-09 04:47:18,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:47:18,865 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:47:18,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:18,865 INFO L85 PathProgramCache]: Analyzing trace with hash 871995051, now seen corresponding path program 1 times [2024-11-09 04:47:18,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:47:18,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1589699407] [2024-11-09 04:47:18,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:18,866 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 [2024-11-09 04:47:18,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:47:18,867 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 04:47:18,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-09 04:47:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:20,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 04:47:20,159 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:47:20,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-09 04:47:23,551 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 [2024-11-09 04:47:24,714 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 28 treesize of output 12 [2024-11-09 04:47:25,283 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 28 treesize of output 12 [2024-11-09 04:47:25,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 04:47:26,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 04:47:27,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 04:47:27,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 16 treesize of output 8 [2024-11-09 04:47:27,420 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 232 proven. 216 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-09 04:47:27,420 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 04:47:32,151 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_185 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse0 ((_ zero_extend 24) c_~last_1_unsigned_char_Array_0_0_~0))) (bvugt (bvudiv .cse0 (select (select (store |c_#memory_int| |c_~#unsigned_char_Array_0~0.base| v_ArrVal_185) |c_~#unsigned_long_int_Array_0~0.base|) |c_~#unsigned_long_int_Array_0~0.offset|)) .cse0)))) is different from false [2024-11-09 04:47:33,795 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_185 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_184 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse0 ((_ zero_extend 24) c_~last_1_unsigned_char_Array_0_0_~0))) (bvugt (bvudiv .cse0 (select (select (store (store |c_#memory_int| |c_~#double_Array_0~0.base| v_ArrVal_184) |c_~#unsigned_char_Array_0~0.base| v_ArrVal_185) |c_~#unsigned_long_int_Array_0~0.base|) |c_~#unsigned_long_int_Array_0~0.offset|)) .cse0)))) is different from false [2024-11-09 04:47:34,986 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:47:34,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1589699407] [2024-11-09 04:47:34,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1589699407] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 04:47:34,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [421643255] [2024-11-09 04:47:34,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:34,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 04:47:34,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 04:47:34,989 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 04:47:34,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 04:47:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:37,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 04:47:37,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:47:37,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-09 04:47:40,609 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 15 treesize of output 1 [2024-11-09 04:47:42,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2024-11-09 04:47:43,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2024-11-09 04:47:43,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 04:47:45,165 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 232 proven. 216 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-09 04:47:45,166 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 04:47:54,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [421643255] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 04:47:54,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1896586261] [2024-11-09 04:47:54,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:54,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 04:47:54,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:47:54,561 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 04:47:54,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-09 04:48:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:02,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-09 04:48:02,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:48:04,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 10 [2024-11-09 04:48:11,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 90 [2024-11-09 04:48:12,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 90 [2024-11-09 04:48:13,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 90 [2024-11-09 04:48:15,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 90 [2024-11-09 04:48:16,637 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 90 [2024-11-09 04:48:21,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 90 [2024-11-09 04:48:22,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 90 [2024-11-09 04:48:24,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 90 [2024-11-09 04:48:28,147 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 04:48:28,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 182 treesize of output 102 [2024-11-09 04:48:30,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 118 [2024-11-09 04:48:33,439 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 04:48:33,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 333 treesize of output 147 [2024-11-09 04:48:36,861 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 57 proven. 560 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2024-11-09 04:48:36,861 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 04:48:39,897 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_262 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (select (store |c_#memory_int| |c_~#unsigned_char_Array_0~0.base| v_ArrVal_262) |c_~#double_Array_0~0.base|))) (fp.eq (let ((.cse0 (concat (select .cse1 (bvadd (_ bv12 32) |c_~#double_Array_0~0.offset|)) (select .cse1 (bvadd (_ bv8 32) |c_~#double_Array_0~0.offset|))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (let ((.cse2 (concat (select .cse1 (bvadd (_ bv4 32) |c_~#double_Array_0~0.offset|)) (select .cse1 |c_~#double_Array_0~0.offset|)))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2)))))) is different from false [2024-11-09 04:48:39,967 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_69| (_ BitVec 64)) (v_ArrVal_262 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse5 (bvadd (_ bv4 32) |c_~#double_Array_0~0.offset|)) (.cse6 (select |c_#memory_int| |c_~#double_Array_0~0.base|))) (or (let ((.cse3 (bvadd (_ bv8 32) |c_~#double_Array_0~0.offset|)) (.cse2 (bvadd (_ bv12 32) |c_~#double_Array_0~0.offset|))) (let ((.cse1 (select (store (store |c_#memory_int| |c_~#double_Array_0~0.base| (store (store .cse6 .cse3 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_69|)) .cse2 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_69|))) |c_~#unsigned_char_Array_0~0.base| v_ArrVal_262) |c_~#double_Array_0~0.base|))) (fp.eq (let ((.cse0 (concat (select .cse1 .cse2) (select .cse1 .cse3)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (let ((.cse4 (concat (select .cse1 .cse5) (select .cse1 |c_~#double_Array_0~0.offset|)))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4)))))) (not (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_69|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_69|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_69|)) (let ((.cse7 (concat (select .cse6 .cse5) (select .cse6 |c_~#double_Array_0~0.offset|)))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7)))))))) is different from false [2024-11-09 04:48:40,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1896586261] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 04:48:40,102 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 04:48:40,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 16] total 34 [2024-11-09 04:48:40,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729951877] [2024-11-09 04:48:40,103 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 04:48:40,104 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-09 04:48:40,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:48:40,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-09 04:48:40,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=1586, Unknown=14, NotChecked=332, Total=2070 [2024-11-09 04:48:40,107 INFO L87 Difference]: Start difference. First operand 201 states and 293 transitions. Second operand has 35 states, 33 states have (on average 6.303030303030303) internal successors, (208), 34 states have internal predecessors, (208), 13 states have call successors, (60), 11 states have call predecessors, (60), 14 states have return successors, (60), 11 states have call predecessors, (60), 13 states have call successors, (60) [2024-11-09 04:49:41,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:49:58,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:50:21,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:50:23,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:33,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:50:38,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:50:40,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:50:42,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:50:44,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 04:50:58,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 101 [2024-11-09 04:50:58,330 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-09 04:50:58,333 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 628 GetRequests, 539 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 1597 ImplicationChecksByTransitivity, 97.9s TimeCoverageRelationStatistics Valid=917, Invalid=6567, Unknown=14, NotChecked=692, Total=8190 [2024-11-09 04:50:58,334 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 1319 mSDsluCounter, 2102 mSDsCounter, 0 mSdLazyCounter, 3913 mSolverCounterSat, 230 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 75.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1332 SdHoareTripleChecker+Valid, 2214 SdHoareTripleChecker+Invalid, 4150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 3913 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 78.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:50:58,334 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1332 Valid, 2214 Invalid, 4150 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [230 Valid, 3913 Invalid, 6 Unknown, 0 Unchecked, 78.3s Time] [2024-11-09 04:50:58,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-09 04:50:58,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2024-11-09 04:50:58,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-09 04:50:58,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 04:50:58,940 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:177) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:139) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:99) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.pop(WrapperScript.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.pop(HistoryRecordingScript.java:117) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.pop(ManagedScript.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.unAssertPostcondition(IncrementalHoareTripleChecker.java:665) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.clearAssertionStack(IncrementalHoareTripleChecker.java:269) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.releaseLock(IncrementalHoareTripleChecker.java:284) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker$ProtectedHtc.releaseLock(ChainingHoareTripleChecker.java:449) at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1655) at java.base/java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:658) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker.releaseLock(ChainingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.CachingHoareTripleChecker.releaseLock(CachingHoareTripleChecker.java:159) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.switchToReadonlyMode(AbstractInterpolantAutomaton.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:385) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: java.io.IOException: Stream closed at java.base/java.lang.ProcessBuilder$NullOutputStream.write(ProcessBuilder.java:442) at java.base/java.io.OutputStream.write(OutputStream.java:157) at java.base/java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:81) at java.base/java.io.BufferedOutputStream.flush(BufferedOutputStream.java:142) at java.base/sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:318) at java.base/sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:153) at java.base/java.io.OutputStreamWriter.flush(OutputStreamWriter.java:251) at java.base/java.io.BufferedWriter.flush(BufferedWriter.java:257) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:175) ... 36 more [2024-11-09 04:50:58,943 INFO L158 Benchmark]: Toolchain (without parser) took 248495.09ms. Allocated memory was 62.9MB in the beginning and 104.9MB in the end (delta: 41.9MB). Free memory was 32.7MB in the beginning and 49.7MB in the end (delta: -17.0MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. [2024-11-09 04:50:58,944 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:50:58,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.25ms. Allocated memory is still 62.9MB. Free memory was 32.6MB in the beginning and 30.6MB in the end (delta: 2.0MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2024-11-09 04:50:58,944 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.46ms. Allocated memory is still 62.9MB. Free memory was 30.4MB in the beginning and 26.7MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 04:50:58,945 INFO L158 Benchmark]: Boogie Preprocessor took 100.73ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 26.7MB in the beginning and 59.8MB in the end (delta: -33.1MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2024-11-09 04:50:58,945 INFO L158 Benchmark]: RCFGBuilder took 3205.44ms. Allocated memory is still 86.0MB. Free memory was 59.8MB in the beginning and 40.5MB in the end (delta: 19.3MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2024-11-09 04:50:58,945 INFO L158 Benchmark]: TraceAbstraction took 244555.99ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 39.7MB in the beginning and 49.7MB in the end (delta: -10.1MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2024-11-09 04:50:58,947 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.25ms. Allocated memory is still 62.9MB. Free memory was 32.6MB in the beginning and 30.6MB in the end (delta: 2.0MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.46ms. Allocated memory is still 62.9MB. Free memory was 30.4MB in the beginning and 26.7MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.73ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 26.7MB in the beginning and 59.8MB in the end (delta: -33.1MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3205.44ms. Allocated memory is still 86.0MB. Free memory was 59.8MB in the beginning and 40.5MB in the end (delta: 19.3MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * TraceAbstraction took 244555.99ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 39.7MB in the beginning and 49.7MB in the end (delta: -10.1MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00dc4dd0-fe47-42f8-a55d-4858a8768cd7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken