./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-95.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 05e78d65183335a630ebe0b6b17deae244beb1f4c048b68336ff610dd6b956dc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:03:02,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:03:02,499 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 06:03:02,509 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:03:02,511 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:03:02,549 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:03:02,549 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:03:02,550 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:03:02,551 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:03:02,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:03:02,554 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:03:02,555 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:03:02,556 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:03:02,556 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:03:02,560 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:03:02,561 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:03:02,561 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:03:02,562 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:03:02,562 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:03:02,562 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:03:02,563 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:03:02,563 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:03:02,564 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:03:02,565 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:03:02,565 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:03:02,565 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:03:02,566 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:03:02,566 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:03:02,566 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:03:02,567 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:03:02,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:03:02,568 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:03:02,568 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:03:02,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:03:02,569 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:03:02,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:03:02,569 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:03:02,570 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:03:02,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:03:02,571 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:03:02,571 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:03:02,572 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:03:02,572 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:03:02,573 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:03:02,573 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:03:02,574 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:03:02,574 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:03:02,574 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_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05e78d65183335a630ebe0b6b17deae244beb1f4c048b68336ff610dd6b956dc [2024-11-09 06:03:02,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:03:02,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:03:02,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:03:02,953 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:03:02,954 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:03:02,955 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-95.i Unable to find full path for "g++" [2024-11-09 06:03:04,979 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:03:05,186 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:03:05,187 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-95.i [2024-11-09 06:03:05,204 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/data/38ac0f3e0/753f5b54c8de48848edb24c11217faf8/FLAG628932048 [2024-11-09 06:03:05,546 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/data/38ac0f3e0/753f5b54c8de48848edb24c11217faf8 [2024-11-09 06:03:05,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:03:05,550 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:03:05,551 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:03:05,552 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:03:05,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:03:05,557 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:03:05" (1/1) ... [2024-11-09 06:03:05,558 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47d2e121 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:05, skipping insertion in model container [2024-11-09 06:03:05,558 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:03:05" (1/1) ... [2024-11-09 06:03:05,606 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:03:05,789 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_77172ce4-a0b8-42af-8d13-4ac7132dfba9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-95.i[919,932] [2024-11-09 06:03:05,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:03:05,919 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:03:05,934 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_77172ce4-a0b8-42af-8d13-4ac7132dfba9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-95.i[919,932] [2024-11-09 06:03:06,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:03:06,025 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:03:06,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06 WrapperNode [2024-11-09 06:03:06,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:03:06,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:03:06,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:03:06,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:03:06,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,115 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2024-11-09 06:03:06,117 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:03:06,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:03:06,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:03:06,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:03:06,128 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,135 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,135 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,154 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,165 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,170 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,180 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:03:06,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:03:06,185 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:03:06,185 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:03:06,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:03:06,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:03:06,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:03:06,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:03:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:03:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:03:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:03:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:03:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:03:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:03:06,376 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:03:06,379 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:03:06,936 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-09 06:03:06,936 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:03:07,378 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:03:07,379 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:03:07,380 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:03:07 BoogieIcfgContainer [2024-11-09 06:03:07,380 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:03:07,382 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:03:07,383 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:03:07,386 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:03:07,387 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:03:05" (1/3) ... [2024-11-09 06:03:07,388 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@84e09ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:03:07, skipping insertion in model container [2024-11-09 06:03:07,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (2/3) ... [2024-11-09 06:03:07,389 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@84e09ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:03:07, skipping insertion in model container [2024-11-09 06:03:07,390 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:03:07" (3/3) ... [2024-11-09 06:03:07,392 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-95.i [2024-11-09 06:03:07,411 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:03:07,411 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:03:07,491 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:03:07,499 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;@7c9b6c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:03:07,500 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:03:07,503 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-09 06:03:07,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-09 06:03:07,512 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:03:07,513 INFO L215 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:03:07,513 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:03:07,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:03:07,518 INFO L85 PathProgramCache]: Analyzing trace with hash 78141299, now seen corresponding path program 1 times [2024-11-09 06:03:07,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:03:07,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58703094] [2024-11-09 06:03:07,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:03:07,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:03:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 06:03:08,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1912274472] [2024-11-09 06:03:08,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:03:08,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:03:08,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:03:08,113 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:03:08,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 06:03:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:03:08,491 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 06:03:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:03:08,925 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 06:03:08,927 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 06:03:08,930 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 06:03:08,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 06:03:09,132 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 06:03:09,137 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 06:03:09,266 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:03:09,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:03:09 BoogieIcfgContainer [2024-11-09 06:03:09,273 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:03:09,273 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:03:09,273 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:03:09,274 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:03:09,274 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:03:07" (3/4) ... [2024-11-09 06:03:09,277 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 06:03:09,279 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:03:09,280 INFO L158 Benchmark]: Toolchain (without parser) took 3729.83ms. Allocated memory was 165.7MB in the beginning and 216.0MB in the end (delta: 50.3MB). Free memory was 124.9MB in the beginning and 169.3MB in the end (delta: -44.4MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2024-11-09 06:03:09,281 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 165.7MB. Free memory is still 136.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:03:09,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.57ms. Allocated memory is still 165.7MB. Free memory was 124.6MB in the beginning and 107.2MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 06:03:09,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.64ms. Allocated memory is still 165.7MB. Free memory was 107.2MB in the beginning and 103.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:03:09,282 INFO L158 Benchmark]: Boogie Preprocessor took 66.12ms. Allocated memory is still 165.7MB. Free memory was 103.0MB in the beginning and 101.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:03:09,283 INFO L158 Benchmark]: RCFGBuilder took 1195.30ms. Allocated memory was 165.7MB in the beginning and 216.0MB in the end (delta: 50.3MB). Free memory was 101.0MB in the beginning and 158.8MB in the end (delta: -57.8MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. [2024-11-09 06:03:09,284 INFO L158 Benchmark]: TraceAbstraction took 1890.43ms. Allocated memory is still 216.0MB. Free memory was 158.8MB in the beginning and 170.4MB in the end (delta: -11.6MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2024-11-09 06:03:09,284 INFO L158 Benchmark]: Witness Printer took 5.68ms. Allocated memory is still 216.0MB. Free memory was 170.4MB in the beginning and 169.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:03:09,287 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 165.7MB. Free memory is still 136.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 474.57ms. Allocated memory is still 165.7MB. Free memory was 124.6MB in the beginning and 107.2MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.64ms. Allocated memory is still 165.7MB. Free memory was 107.2MB in the beginning and 103.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.12ms. Allocated memory is still 165.7MB. Free memory was 103.0MB in the beginning and 101.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1195.30ms. Allocated memory was 165.7MB in the beginning and 216.0MB in the end (delta: 50.3MB). Free memory was 101.0MB in the beginning and 158.8MB in the end (delta: -57.8MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1890.43ms. Allocated memory is still 216.0MB. Free memory was 158.8MB in the beginning and 170.4MB in the end (delta: -11.6MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Witness Printer took 5.68ms. Allocated memory is still 216.0MB. Free memory was 170.4MB in the beginning and 169.3MB 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 someBinaryDOUBLEComparisonOperation at line 81, overapproximation of someBinaryFLOATComparisonOperation at line 59, overapproximation of bitwiseOr at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 32; [L23] double var_1_2 = 32.25; [L24] double var_1_3 = 16.5; [L25] unsigned char var_1_4 = 10; [L26] unsigned char var_1_5 = 100; [L27] unsigned char var_1_6 = 1; [L28] signed char var_1_7 = -5; [L29] unsigned char var_1_8 = 0; [L30] signed char var_1_9 = -10; [L31] signed short int var_1_10 = 64; [L32] unsigned short int var_1_11 = 0; [L33] float var_1_12 = 64.75; [L34] double var_1_13 = 5.4; [L35] float var_1_14 = 5.625; [L36] unsigned long int var_1_15 = 32; [L37] unsigned long int var_1_16 = 4; [L38] unsigned long int var_1_19 = 1622847904; [L39] unsigned long int var_1_20 = 1667052813; [L40] unsigned char var_1_22 = 0; [L41] unsigned char var_1_24 = 0; [L42] unsigned char var_1_25 = 0; [L43] double var_1_26 = 0.4; [L44] signed long int var_1_28 = 1; [L45] signed long int var_1_30 = 64; [L46] double var_1_31 = 255.5; [L47] double var_1_32 = 1.625; [L48] float var_1_36 = 7.1; [L49] unsigned long int var_1_39 = 256; [L50] unsigned long int var_1_40 = 256; [L51] unsigned short int last_1_var_1_11 = 0; [L52] float last_1_var_1_12 = 64.75; [L53] unsigned long int last_1_var_1_15 = 32; [L186] isInitial = 1 [L187] FCALL initially() [L188] COND TRUE 1 [L189] CALL updateLastVariables() [L177] last_1_var_1_11 = var_1_11 [L178] last_1_var_1_12 = var_1_12 [L179] last_1_var_1_15 = var_1_15 [L189] RET updateLastVariables() [L190] CALL updateVariables() [L135] var_1_2 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_3=33/2, var_1_40=256, var_1_4=10, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_3=33/2, var_1_40=256, var_1_4=10, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L137] var_1_3 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=10, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=10, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L139] var_1_4 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L141] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L142] var_1_5 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_5 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_5 >= 63) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L144] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L145] var_1_6 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_7=-5, var_1_8=0, var_1_9=-10] [L147] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=-10] [L148] var_1_8 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_9=-10] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_9=-10] [L150] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=-10] [L151] var_1_9 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_9 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_9 >= -63) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L153] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L154] var_1_13 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L156] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L157] var_1_14 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=1622847904, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L159] var_1_19 = __VERIFIER_nondet_ulong() [L160] CALL assume_abort_if_not(var_1_19 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_19 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L161] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=1667052813, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L162] var_1_20 = __VERIFIER_nondet_ulong() [L163] CALL assume_abort_if_not(var_1_20 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_20 >= 1073741824) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L164] CALL assume_abort_if_not(var_1_20 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_20 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L165] var_1_24 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L167] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=0, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L168] var_1_25 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=-255, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=-255, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L170] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=-255, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=-255, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_31=511/2, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L171] var_1_31 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=-255, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=-255, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_32=13/8, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L173] var_1_32 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=-255, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=0, var_1_24=0, var_1_25=-255, var_1_26=2/5, var_1_28=1, var_1_30=64, var_1_36=71/10, var_1_39=256, var_1_40=256, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=-5, var_1_8=0, var_1_9=32] [L190] RET updateVariables() [L191] CALL step() [L57] unsigned long int stepLocal_1 = var_1_6 - last_1_var_1_15; [L58] EXPR last_1_var_1_11 ^ last_1_var_1_15 [L58] COND FALSE !(stepLocal_1 < ((last_1_var_1_11 ^ last_1_var_1_15) / ((((-8) > (var_1_5)) ? (-8) : (var_1_5))))) [L63] COND FALSE !((var_1_5 <= var_1_4) && var_1_8) [L70] COND FALSE !((-8 * var_1_11) < var_1_4) [L73] var_1_7 = var_1_9 [L76] COND TRUE 128 >= last_1_var_1_15 [L77] var_1_15 = (var_1_6 + (var_1_4 + var_1_11)) [L81] COND TRUE var_1_2 != (var_1_3 / ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))) [L82] var_1_12 = var_1_14 [L84] COND FALSE !((10.8 + var_1_12) <= (- var_1_12)) [L87] unsigned char stepLocal_0 = var_1_4; [L88] COND FALSE !(-4 >= stepLocal_0) [L95] var_1_10 = var_1_4 [L97] COND FALSE !(\read(var_1_8)) [L104] COND FALSE !(\read(var_1_8)) [L107] COND TRUE var_1_19 <= (~ (var_1_4 % var_1_20)) [L108] var_1_22 = (! var_1_24) [L113] COND TRUE var_1_20 >= (var_1_6 / ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) [L114] var_1_26 = var_1_14 [L116] var_1_28 = var_1_11 [L117] COND FALSE !(((var_1_31 - var_1_32) + (var_1_14 / var_1_13)) < ((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2)))) [L128] COND FALSE !(\read(var_1_24)) [L131] var_1_39 = var_1_19 [L132] var_1_40 = var_1_19 [L191] RET step() [L192] CALL, EXPR property() [L182] EXPR (((((10.8 + var_1_12) <= (- var_1_12)) ? (var_1_1 == ((unsigned char) (((((1) < (var_1_4)) ? (1) : (var_1_4))) + (var_1_5 - var_1_6)))) : 1) && (((var_1_5 <= var_1_4) && var_1_8) ? (var_1_8 ? (var_1_7 == ((signed char) (var_1_6 + ((((5) < (var_1_9)) ? (5) : (var_1_9)))))) : (var_1_7 == ((signed char) ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9)))))) : (((-8 * var_1_11) < var_1_4) ? (var_1_7 == ((signed char) 1)) : (var_1_7 == ((signed char) var_1_9))))) && ((-4 >= var_1_4) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((signed short int) (var_1_7 + var_1_6))) : (var_1_10 == ((signed short int) var_1_5))) : (var_1_10 == ((signed short int) var_1_4)))) && (((var_1_6 - last_1_var_1_15) < ((last_1_var_1_11 ^ last_1_var_1_15) / ((((-8) > (var_1_5)) ? (-8) : (var_1_5))))) ? ((last_1_var_1_12 == last_1_var_1_12) ? (var_1_11 == ((unsigned short int) last_1_var_1_15)) : 1) : 1) [L182-L183] return (((((((10.8 + var_1_12) <= (- var_1_12)) ? (var_1_1 == ((unsigned char) (((((1) < (var_1_4)) ? (1) : (var_1_4))) + (var_1_5 - var_1_6)))) : 1) && (((var_1_5 <= var_1_4) && var_1_8) ? (var_1_8 ? (var_1_7 == ((signed char) (var_1_6 + ((((5) < (var_1_9)) ? (5) : (var_1_9)))))) : (var_1_7 == ((signed char) ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9)))))) : (((-8 * var_1_11) < var_1_4) ? (var_1_7 == ((signed char) 1)) : (var_1_7 == ((signed char) var_1_9))))) && ((-4 >= var_1_4) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((signed short int) (var_1_7 + var_1_6))) : (var_1_10 == ((signed short int) var_1_5))) : (var_1_10 == ((signed short int) var_1_4)))) && (((var_1_6 - last_1_var_1_15) < ((last_1_var_1_11 ^ last_1_var_1_15) / ((((-8) > (var_1_5)) ? (-8) : (var_1_5))))) ? ((last_1_var_1_12 == last_1_var_1_12) ? (var_1_11 == ((unsigned short int) last_1_var_1_15)) : 1) : 1)) && ((var_1_2 != (var_1_3 / ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? (var_1_12 == ((float) var_1_14)) : 1)) && ((128 >= last_1_var_1_15) ? (var_1_15 == ((unsigned long int) (var_1_6 + (var_1_4 + var_1_11)))) : (var_1_15 == ((unsigned long int) var_1_7))) ; [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_15=30, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=1, var_1_24=0, var_1_25=-255, var_1_26=2, var_1_28=0, var_1_30=64, var_1_36=71/10, var_1_39=-3221225473, var_1_40=-3221225473, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=32, var_1_8=0, var_1_9=32] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_15=30, var_1_16=4, var_1_19=-3221225473, var_1_1=32, var_1_20=2147483647, var_1_22=1, var_1_24=0, var_1_25=-255, var_1_26=2, var_1_28=0, var_1_30=64, var_1_36=71/10, var_1_39=-3221225473, var_1_40=-3221225473, var_1_4=512, var_1_5=-130, var_1_6=-482, var_1_7=32, var_1_8=0, var_1_9=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 25, 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: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 188 NumberOfCodeBlocks, 188 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 06:03:09,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 05e78d65183335a630ebe0b6b17deae244beb1f4c048b68336ff610dd6b956dc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:03:11,734 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:03:11,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 06:03:11,854 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:03:11,855 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:03:11,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:03:11,887 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:03:11,887 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:03:11,888 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:03:11,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:03:11,890 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:03:11,891 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:03:11,891 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:03:11,891 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:03:11,893 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:03:11,894 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:03:11,895 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:03:11,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:03:11,896 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:03:11,896 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:03:11,896 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:03:11,900 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:03:11,901 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:03:11,901 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:03:11,901 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 06:03:11,902 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 06:03:11,902 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:03:11,902 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 06:03:11,902 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:03:11,903 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:03:11,903 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:03:11,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:03:11,905 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 06:03:11,906 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:03:11,906 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:03:11,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:03:11,907 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:03:11,907 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:03:11,908 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:03:11,909 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 06:03:11,909 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 06:03:11,909 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:03:11,910 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:03:11,910 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_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05e78d65183335a630ebe0b6b17deae244beb1f4c048b68336ff610dd6b956dc [2024-11-09 06:03:12,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:03:12,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:03:12,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:03:12,380 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:03:12,381 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:03:12,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-95.i Unable to find full path for "g++" [2024-11-09 06:03:14,818 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:03:15,140 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:03:15,141 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-95.i [2024-11-09 06:03:15,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/data/025fe7cd4/04fe457a9f224071b7befb1d771a273d/FLAG871947647 [2024-11-09 06:03:15,174 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/data/025fe7cd4/04fe457a9f224071b7befb1d771a273d [2024-11-09 06:03:15,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:03:15,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:03:15,182 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:03:15,182 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:03:15,190 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:03:15,191 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:03:15" (1/1) ... [2024-11-09 06:03:15,193 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f4df29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15, skipping insertion in model container [2024-11-09 06:03:15,193 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:03:15" (1/1) ... [2024-11-09 06:03:15,240 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:03:15,465 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_77172ce4-a0b8-42af-8d13-4ac7132dfba9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-95.i[919,932] [2024-11-09 06:03:15,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:03:15,591 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:03:15,604 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_77172ce4-a0b8-42af-8d13-4ac7132dfba9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-95.i[919,932] [2024-11-09 06:03:15,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:03:15,683 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:03:15,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15 WrapperNode [2024-11-09 06:03:15,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:03:15,685 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:03:15,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:03:15,685 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:03:15,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15" (1/1) ... [2024-11-09 06:03:15,706 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15" (1/1) ... [2024-11-09 06:03:15,749 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 184 [2024-11-09 06:03:15,753 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:03:15,754 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:03:15,754 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:03:15,754 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:03:15,765 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15" (1/1) ... [2024-11-09 06:03:15,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15" (1/1) ... [2024-11-09 06:03:15,771 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15" (1/1) ... [2024-11-09 06:03:15,772 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15" (1/1) ... [2024-11-09 06:03:15,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15" (1/1) ... [2024-11-09 06:03:15,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15" (1/1) ... [2024-11-09 06:03:15,800 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15" (1/1) ... [2024-11-09 06:03:15,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15" (1/1) ... [2024-11-09 06:03:15,807 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:03:15,808 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:03:15,808 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:03:15,808 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:03:15,809 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15" (1/1) ... [2024-11-09 06:03:15,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:03:15,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:03:15,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:03:15,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:03:15,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:03:15,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 06:03:15,894 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:03:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:03:15,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:03:15,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:03:16,023 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:03:16,025 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:03:28,494 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-09 06:03:28,495 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:03:28,513 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:03:28,515 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:03:28,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:03:28 BoogieIcfgContainer [2024-11-09 06:03:28,515 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:03:28,518 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:03:28,519 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:03:28,522 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:03:28,523 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:03:15" (1/3) ... [2024-11-09 06:03:28,524 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4883daca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:03:28, skipping insertion in model container [2024-11-09 06:03:28,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:15" (2/3) ... [2024-11-09 06:03:28,524 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4883daca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:03:28, skipping insertion in model container [2024-11-09 06:03:28,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:03:28" (3/3) ... [2024-11-09 06:03:28,526 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-95.i [2024-11-09 06:03:28,544 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:03:28,545 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:03:28,626 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:03:28,636 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;@ed98754, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:03:28,636 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:03:28,640 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-09 06:03:28,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-09 06:03:28,658 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:03:28,659 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:03:28,659 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:03:28,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:03:28,665 INFO L85 PathProgramCache]: Analyzing trace with hash -2141213896, now seen corresponding path program 1 times [2024-11-09 06:03:28,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:03:28,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [882418297] [2024-11-09 06:03:28,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:03:28,682 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 06:03:28,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:03:28,686 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:03:28,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:03:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:03:30,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 06:03:30,829 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:03:30,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 772 trivial. 0 not checked. [2024-11-09 06:03:30,875 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:03:30,876 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:03:30,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [882418297] [2024-11-09 06:03:30,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [882418297] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:03:30,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:03:30,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:03:30,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044890803] [2024-11-09 06:03:30,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:03:30,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 06:03:30,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:03:30,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 06:03:30,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:03:30,911 INFO L87 Difference]: Start difference. First operand has 81 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-09 06:03:30,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:03:30,945 INFO L93 Difference]: Finished difference Result 154 states and 271 transitions. [2024-11-09 06:03:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 06:03:30,947 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 164 [2024-11-09 06:03:30,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:03:30,955 INFO L225 Difference]: With dead ends: 154 [2024-11-09 06:03:30,955 INFO L226 Difference]: Without dead ends: 76 [2024-11-09 06:03:30,974 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 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 06:03:30,979 INFO L432 NwaCegarLoop]: 117 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, 117 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 06:03:30,980 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:03:30,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-09 06:03:31,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-11-09 06:03:31,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 49 states have (on average 1.3673469387755102) internal successors, (67), 49 states have internal predecessors, (67), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-09 06:03:31,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 117 transitions. [2024-11-09 06:03:31,037 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 117 transitions. Word has length 164 [2024-11-09 06:03:31,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:03:31,037 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 117 transitions. [2024-11-09 06:03:31,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-09 06:03:31,038 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2024-11-09 06:03:31,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-09 06:03:31,041 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:03:31,042 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:03:31,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:03:31,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:03:31,243 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:03:31,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:03:31,243 INFO L85 PathProgramCache]: Analyzing trace with hash 913751746, now seen corresponding path program 1 times [2024-11-09 06:03:31,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:03:31,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [63918551] [2024-11-09 06:03:31,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:03:31,245 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 06:03:31,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:03:31,248 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:03:31,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:03:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:03:33,479 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:03:33,487 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:03:33,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-09 06:03:33,764 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:03:33,764 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:03:33,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [63918551] [2024-11-09 06:03:33,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [63918551] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:03:33,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:03:33,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:03:33,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111406] [2024-11-09 06:03:33,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:03:33,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:03:33,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:03:33,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:03:33,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:03:33,770 INFO L87 Difference]: Start difference. First operand 76 states and 117 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-09 06:03:36,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:03:38,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:03:38,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:03:38,590 INFO L93 Difference]: Finished difference Result 188 states and 287 transitions. [2024-11-09 06:03:38,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:03:38,592 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 164 [2024-11-09 06:03:38,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:03:38,599 INFO L225 Difference]: With dead ends: 188 [2024-11-09 06:03:38,599 INFO L226 Difference]: Without dead ends: 115 [2024-11-09 06:03:38,600 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:03:38,601 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 48 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-09 06:03:38,602 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 239 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 13 Invalid, 2 Unknown, 0 Unchecked, 4.8s Time] [2024-11-09 06:03:38,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-09 06:03:38,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 112. [2024-11-09 06:03:38,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 76 states have (on average 1.3289473684210527) internal successors, (101), 77 states have internal predecessors, (101), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-09 06:03:38,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 167 transitions. [2024-11-09 06:03:38,630 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 167 transitions. Word has length 164 [2024-11-09 06:03:38,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:03:38,631 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 167 transitions. [2024-11-09 06:03:38,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-09 06:03:38,632 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 167 transitions. [2024-11-09 06:03:38,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-09 06:03:38,635 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:03:38,635 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:03:38,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:03:38,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:03:38,836 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:03:38,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:03:38,837 INFO L85 PathProgramCache]: Analyzing trace with hash -531316798, now seen corresponding path program 1 times [2024-11-09 06:03:38,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:03:38,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2061042445] [2024-11-09 06:03:38,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:03:38,839 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 06:03:38,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:03:38,842 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:03:38,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:03:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:03:40,903 INFO L255 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:03:40,908 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:03:41,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-09 06:03:41,025 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:03:41,026 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:03:41,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2061042445] [2024-11-09 06:03:41,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2061042445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:03:41,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:03:41,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:03:41,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876010410] [2024-11-09 06:03:41,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:03:41,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:03:41,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:03:41,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:03:41,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:03:41,030 INFO L87 Difference]: Start difference. First operand 112 states and 167 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-09 06:03:43,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:03:45,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:03:45,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:03:45,500 INFO L93 Difference]: Finished difference Result 228 states and 336 transitions. [2024-11-09 06:03:45,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:03:45,570 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 164 [2024-11-09 06:03:45,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:03:45,572 INFO L225 Difference]: With dead ends: 228 [2024-11-09 06:03:45,573 INFO L226 Difference]: Without dead ends: 119 [2024-11-09 06:03:45,574 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:03:45,575 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 47 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-09 06:03:45,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 227 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2024-11-09 06:03:45,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-09 06:03:45,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 92. [2024-11-09 06:03:45,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 64 states have (on average 1.328125) internal successors, (85), 64 states have internal predecessors, (85), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-09 06:03:45,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 135 transitions. [2024-11-09 06:03:45,589 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 135 transitions. Word has length 164 [2024-11-09 06:03:45,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:03:45,590 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 135 transitions. [2024-11-09 06:03:45,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-09 06:03:45,591 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 135 transitions. [2024-11-09 06:03:45,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-09 06:03:45,594 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:03:45,594 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:03:45,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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)] Forceful destruction successful, exit code 0 [2024-11-09 06:03:45,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:03:45,795 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:03:45,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:03:45,796 INFO L85 PathProgramCache]: Analyzing trace with hash -1911381881, now seen corresponding path program 1 times [2024-11-09 06:03:45,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:03:45,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1247325550] [2024-11-09 06:03:45,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:03:45,798 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 06:03:45,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:03:45,801 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:03:45,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:03:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:03:47,810 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:03:47,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:03:49,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 384 proven. 12 refuted. 0 times theorem prover too weak. 804 trivial. 0 not checked. [2024-11-09 06:03:49,201 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:03:51,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 60 proven. 12 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-09 06:03:51,696 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:03:51,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1247325550] [2024-11-09 06:03:51,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1247325550] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:03:51,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [879149113] [2024-11-09 06:03:51,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:03:51,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:03:51,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:03:51,703 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:03:51,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 06:03:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:03:55,692 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 06:03:55,696 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:03:56,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 384 proven. 12 refuted. 0 times theorem prover too weak. 804 trivial. 0 not checked. [2024-11-09 06:03:56,766 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:03:58,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 60 proven. 12 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-09 06:03:58,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [879149113] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:03:58,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [273131444] [2024-11-09 06:03:58,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:03:58,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:03:58,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:03:58,933 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:03:58,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 06:04:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:04:00,902 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:04:00,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:04:02,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 384 proven. 12 refuted. 0 times theorem prover too weak. 804 trivial. 0 not checked. [2024-11-09 06:04:02,018 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:04:04,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 60 proven. 12 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-09 06:04:04,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [273131444] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:04:04,140 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 06:04:04,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2024-11-09 06:04:04,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882331198] [2024-11-09 06:04:04,141 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 06:04:04,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 06:04:04,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:04:04,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 06:04:04,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:04:04,145 INFO L87 Difference]: Start difference. First operand 92 states and 135 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-09 06:04:06,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:04:06,379 INFO L93 Difference]: Finished difference Result 191 states and 276 transitions. [2024-11-09 06:04:06,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 06:04:06,380 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 165 [2024-11-09 06:04:06,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:04:06,382 INFO L225 Difference]: With dead ends: 191 [2024-11-09 06:04:06,382 INFO L226 Difference]: Without dead ends: 102 [2024-11-09 06:04:06,383 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 988 GetRequests, 976 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-09 06:04:06,384 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 106 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-09 06:04:06,385 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 205 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-09 06:04:06,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2024-11-09 06:04:06,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 96. [2024-11-09 06:04:06,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 67 states have (on average 1.2985074626865671) internal successors, (87), 67 states have internal predecessors, (87), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-09 06:04:06,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 137 transitions. [2024-11-09 06:04:06,397 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 137 transitions. Word has length 165 [2024-11-09 06:04:06,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:04:06,398 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 137 transitions. [2024-11-09 06:04:06,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-09 06:04:06,398 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 137 transitions. [2024-11-09 06:04:06,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-09 06:04:06,401 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:04:06,401 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:04:06,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:04:06,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 06:04:06,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-09 06:04:07,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:04:07,002 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:04:07,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:04:07,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1854123579, now seen corresponding path program 1 times [2024-11-09 06:04:07,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:04:07,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [812241012] [2024-11-09 06:04:07,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:04:07,004 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 06:04:07,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:04:07,008 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:04:07,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77172ce4-a0b8-42af-8d13-4ac7132dfba9/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 06:04:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:04:09,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-09 06:04:09,152 INFO L278 TraceCheckSpWp]: Computing forward predicates...