./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d207a3be96e10d809a418ec7cf022785a69a037a0643326467989b76bfc83d98 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:20:57,084 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:20:57,158 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 18:20:57,163 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:20:57,164 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:20:57,187 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:20:57,188 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:20:57,188 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:20:57,189 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:20:57,190 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:20:57,190 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:20:57,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:20:57,191 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:20:57,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:20:57,192 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:20:57,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:20:57,193 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:20:57,194 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:20:57,194 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:20:57,195 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:20:57,195 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:20:57,199 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:20:57,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:20:57,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:20:57,201 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:20:57,201 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:20:57,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:20:57,202 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:20:57,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:20:57,203 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:20:57,205 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:20:57,206 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:20:57,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:20:57,206 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:20:57,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:20:57,207 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:20:57,207 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:20:57,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:20:57,208 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:20:57,208 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:20:57,208 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:20:57,210 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:20:57,210 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d207a3be96e10d809a418ec7cf022785a69a037a0643326467989b76bfc83d98 [2024-11-08 18:20:57,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:20:57,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:20:57,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:20:57,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:20:57,512 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:20:57,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i Unable to find full path for "g++" [2024-11-08 18:20:59,607 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:20:59,839 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:20:59,841 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i [2024-11-08 18:20:59,855 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/data/5dd738365/449ad13b598341269f7835613adfb7ad/FLAGefa29d164 [2024-11-08 18:20:59,875 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/data/5dd738365/449ad13b598341269f7835613adfb7ad [2024-11-08 18:20:59,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:20:59,884 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:20:59,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:20:59,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:20:59,893 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:20:59,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:20:59" (1/1) ... [2024-11-08 18:20:59,897 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f66e271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:59, skipping insertion in model container [2024-11-08 18:20:59,897 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:20:59" (1/1) ... [2024-11-08 18:20:59,939 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:21:00,177 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_e6514dc7-be8a-4ae0-85ac-b246da5d0155/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i[913,926] [2024-11-08 18:21:00,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:21:00,267 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:21:00,282 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_e6514dc7-be8a-4ae0-85ac-b246da5d0155/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i[913,926] [2024-11-08 18:21:00,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:21:00,359 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:21:00,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00 WrapperNode [2024-11-08 18:21:00,360 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:21:00,361 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:21:00,361 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:21:00,362 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:21:00,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00" (1/1) ... [2024-11-08 18:21:00,379 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00" (1/1) ... [2024-11-08 18:21:00,410 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 127 [2024-11-08 18:21:00,411 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:21:00,412 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:21:00,412 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:21:00,412 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:21:00,425 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00" (1/1) ... [2024-11-08 18:21:00,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00" (1/1) ... [2024-11-08 18:21:00,428 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00" (1/1) ... [2024-11-08 18:21:00,444 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 18:21:00,444 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00" (1/1) ... [2024-11-08 18:21:00,444 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00" (1/1) ... [2024-11-08 18:21:00,451 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00" (1/1) ... [2024-11-08 18:21:00,455 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00" (1/1) ... [2024-11-08 18:21:00,457 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00" (1/1) ... [2024-11-08 18:21:00,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00" (1/1) ... [2024-11-08 18:21:00,462 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:21:00,466 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:21:00,466 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:21:00,467 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:21:00,468 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00" (1/1) ... [2024-11-08 18:21:00,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:21:00,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:21:00,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:21:00,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:21:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:21:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:21:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:21:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:21:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:21:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:21:00,674 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:21:00,678 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:21:01,007 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 18:21:01,007 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:21:01,021 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:21:01,021 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:21:01,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:21:01 BoogieIcfgContainer [2024-11-08 18:21:01,022 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:21:01,025 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:21:01,025 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:21:01,029 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:21:01,029 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:20:59" (1/3) ... [2024-11-08 18:21:01,030 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d338a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:21:01, skipping insertion in model container [2024-11-08 18:21:01,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:00" (2/3) ... [2024-11-08 18:21:01,031 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d338a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:21:01, skipping insertion in model container [2024-11-08 18:21:01,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:21:01" (3/3) ... [2024-11-08 18:21:01,032 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-34.i [2024-11-08 18:21:01,053 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:21:01,054 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:21:01,130 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:21:01,137 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=PETRI_NET, 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;@7542887a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:21:01,137 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:21:01,142 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 18:21:01,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 18:21:01,161 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:21:01,162 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:21:01,164 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:21:01,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:21:01,171 INFO L85 PathProgramCache]: Analyzing trace with hash 115588162, now seen corresponding path program 1 times [2024-11-08 18:21:01,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:21:01,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246868030] [2024-11-08 18:21:01,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:21:01,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:21:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:21:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:21:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:21:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:21:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:21:01,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 18:21:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:21:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:21:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 18:21:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 18:21:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:21:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 18:21:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 18:21:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 18:21:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:21:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 18:21:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:21:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:21:01,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:21:01,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:21:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 18:21:01,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 18:21:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:21:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-08 18:21:01,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:21:01,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246868030] [2024-11-08 18:21:01,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246868030] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:21:01,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:21:01,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:21:01,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743947864] [2024-11-08 18:21:01,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:21:01,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:21:01,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:21:01,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:21:01,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:21:01,874 INFO L87 Difference]: Start difference. First operand has 61 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 18:21:01,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:21:01,919 INFO L93 Difference]: Finished difference Result 115 states and 201 transitions. [2024-11-08 18:21:01,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:21:01,922 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 141 [2024-11-08 18:21:01,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:21:01,932 INFO L225 Difference]: With dead ends: 115 [2024-11-08 18:21:01,932 INFO L226 Difference]: Without dead ends: 57 [2024-11-08 18:21:01,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:21:01,941 INFO L432 NwaCegarLoop]: 85 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, 85 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 [2024-11-08 18:21:01,942 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:21:01,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-11-08 18:21:01,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2024-11-08 18:21:01,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 18:21:01,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 85 transitions. [2024-11-08 18:21:01,996 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 85 transitions. Word has length 141 [2024-11-08 18:21:01,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:21:01,997 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 85 transitions. [2024-11-08 18:21:01,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 18:21:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2024-11-08 18:21:02,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 18:21:02,003 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:21:02,003 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:21:02,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:21:02,004 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:21:02,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:21:02,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1666889408, now seen corresponding path program 1 times [2024-11-08 18:21:02,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:21:02,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444424259] [2024-11-08 18:21:02,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:21:02,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:21:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:21:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:21:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:21:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:21:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:21:07,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 18:21:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:21:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:21:07,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 18:21:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 18:21:07,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:21:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 18:21:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 18:21:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 18:21:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:21:07,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 18:21:07,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:21:07,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:21:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:21:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:21:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 18:21:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 18:21:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:21:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-08 18:21:07,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:21:07,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444424259] [2024-11-08 18:21:07,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444424259] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:21:07,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:21:07,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 18:21:07,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54901273] [2024-11-08 18:21:07,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:21:07,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 18:21:07,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:21:07,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 18:21:07,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-08 18:21:07,903 INFO L87 Difference]: Start difference. First operand 57 states and 85 transitions. Second operand has 10 states, 10 states have (on average 2.9) internal successors, (29), 10 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 18:21:09,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:21:09,232 INFO L93 Difference]: Finished difference Result 139 states and 203 transitions. [2024-11-08 18:21:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 18:21:09,233 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.9) internal successors, (29), 10 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 141 [2024-11-08 18:21:09,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:21:09,236 INFO L225 Difference]: With dead ends: 139 [2024-11-08 18:21:09,236 INFO L226 Difference]: Without dead ends: 85 [2024-11-08 18:21:09,237 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2024-11-08 18:21:09,238 INFO L432 NwaCegarLoop]: 75 mSDtfsCounter, 150 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 18:21:09,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 300 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 18:21:09,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-11-08 18:21:09,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 64. [2024-11-08 18:21:09,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 39 states have (on average 1.2307692307692308) internal successors, (48), 39 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 18:21:09,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 94 transitions. [2024-11-08 18:21:09,253 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 94 transitions. Word has length 141 [2024-11-08 18:21:09,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:21:09,258 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 94 transitions. [2024-11-08 18:21:09,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.9) internal successors, (29), 10 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 18:21:09,258 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 94 transitions. [2024-11-08 18:21:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 18:21:09,263 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:21:09,264 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:21:09,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:21:09,264 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:21:09,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:21:09,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1818731262, now seen corresponding path program 1 times [2024-11-08 18:21:09,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:21:09,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110847228] [2024-11-08 18:21:09,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:21:09,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:21:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:21:09,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:21:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:21:09,521 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:21:09,521 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:21:09,522 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 18:21:09,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:21:09,530 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 18:21:09,654 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:21:09,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:21:09 BoogieIcfgContainer [2024-11-08 18:21:09,659 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:21:09,660 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:21:09,660 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:21:09,660 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:21:09,661 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:21:01" (3/4) ... [2024-11-08 18:21:09,663 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:21:09,664 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:21:09,665 INFO L158 Benchmark]: Toolchain (without parser) took 9784.64ms. Allocated memory was 176.2MB in the beginning and 318.8MB in the end (delta: 142.6MB). Free memory was 137.2MB in the beginning and 253.7MB in the end (delta: -116.5MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2024-11-08 18:21:09,666 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 123.7MB. Free memory was 70.0MB in the beginning and 69.8MB in the end (delta: 178.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:21:09,666 INFO L158 Benchmark]: CACSL2BoogieTranslator took 475.09ms. Allocated memory is still 176.2MB. Free memory was 137.2MB in the beginning and 122.6MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 18:21:09,667 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.94ms. Allocated memory is still 176.2MB. Free memory was 122.6MB in the beginning and 120.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:21:09,668 INFO L158 Benchmark]: Boogie Preprocessor took 50.20ms. Allocated memory is still 176.2MB. Free memory was 120.3MB in the beginning and 117.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 18:21:09,668 INFO L158 Benchmark]: RCFGBuilder took 555.76ms. Allocated memory is still 176.2MB. Free memory was 117.3MB in the beginning and 100.0MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 18:21:09,669 INFO L158 Benchmark]: TraceAbstraction took 8634.42ms. Allocated memory was 176.2MB in the beginning and 318.8MB in the end (delta: 142.6MB). Free memory was 99.5MB in the beginning and 253.7MB in the end (delta: -154.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:21:09,669 INFO L158 Benchmark]: Witness Printer took 3.95ms. Allocated memory is still 318.8MB. Free memory is still 253.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:21:09,673 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 123.7MB. Free memory was 70.0MB in the beginning and 69.8MB in the end (delta: 178.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 475.09ms. Allocated memory is still 176.2MB. Free memory was 137.2MB in the beginning and 122.6MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.94ms. Allocated memory is still 176.2MB. Free memory was 122.6MB in the beginning and 120.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.20ms. Allocated memory is still 176.2MB. Free memory was 120.3MB in the beginning and 117.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 555.76ms. Allocated memory is still 176.2MB. Free memory was 117.3MB in the beginning and 100.0MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 8634.42ms. Allocated memory was 176.2MB in the beginning and 318.8MB in the end (delta: 142.6MB). Free memory was 99.5MB in the beginning and 253.7MB in the end (delta: -154.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.95ms. Allocated memory is still 318.8MB. Free memory is still 253.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 106. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 16.6; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 1; [L25] double var_1_4 = 10.6; [L26] unsigned char var_1_5 = 0; [L27] unsigned char var_1_7 = 1; [L28] unsigned char var_1_8 = 0; [L29] unsigned char var_1_9 = 0; [L30] signed char var_1_10 = 10; [L31] unsigned char var_1_11 = 100; [L32] unsigned char var_1_12 = 64; [L33] unsigned char var_1_13 = 100; [L34] signed char var_1_14 = -4; [L35] signed char var_1_15 = 32; [L36] signed char var_1_16 = 4; [L37] signed char var_1_17 = 64; [L38] unsigned char last_1_var_1_5 = 0; VAL [isInitial=0, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=1, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] CALL updateLastVariables() [L103] last_1_var_1_5 = var_1_5 VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=1, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L113] RET updateLastVariables() [L114] CALL updateVariables() [L66] var_1_2 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L67] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L68] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L68] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L69] var_1_3 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L70] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L71] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L71] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L72] var_1_4 = __VERIFIER_nondet_double() [L73] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L73] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L74] var_1_7 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L75] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L76] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L76] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L77] var_1_8 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_9=0] [L78] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_9=0] [L79] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L79] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L80] var_1_9 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0] [L81] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0] [L82] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L82] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L83] var_1_11 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L84] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L85] CALL assume_abort_if_not(var_1_11 <= 128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L85] RET assume_abort_if_not(var_1_11 <= 128) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L86] var_1_12 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_12 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L87] RET assume_abort_if_not(var_1_12 >= 64) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L88] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L88] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L89] var_1_13 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L90] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L91] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L91] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L92] var_1_14 = __VERIFIER_nondet_char() [L93] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L93] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L94] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L94] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L95] var_1_15 = __VERIFIER_nondet_char() [L96] CALL assume_abort_if_not(var_1_15 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L96] RET assume_abort_if_not(var_1_15 >= -63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L97] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L97] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L98] var_1_16 = __VERIFIER_nondet_char() [L99] CALL assume_abort_if_not(var_1_16 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L99] RET assume_abort_if_not(var_1_16 >= -127) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L100] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L100] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L114] RET updateVariables() [L115] CALL step() [L42] COND FALSE !(\read(last_1_var_1_5)) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L47] COND FALSE !(var_1_1 >= (- (var_1_4 * var_1_1))) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L50] COND TRUE var_1_3 || (256 >= (var_1_17 + 4)) [L51] var_1_5 = ((var_1_2 || var_1_3) || var_1_7) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L55] signed long int stepLocal_1 = (var_1_11 + var_1_12) - ((((var_1_13) < (1)) ? (var_1_13) : (1))); [L56] signed char stepLocal_0 = var_1_17; VAL [isInitial=1, last_1_var_1_5=0, stepLocal_0=64, stepLocal_1=126, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L57] COND FALSE !(-10 >= stepLocal_0) VAL [isInitial=1, last_1_var_1_5=0, stepLocal_1=126, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L115] RET step() [L116] CALL, EXPR property() [L106-L107] return (((last_1_var_1_5 ? (last_1_var_1_5 ? (var_1_1 == ((double) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : 1) : 1) && ((var_1_3 || (256 >= (var_1_17 + 4))) ? (var_1_5 == ((unsigned char) ((var_1_2 || var_1_3) || var_1_7))) : (var_1_5 == ((unsigned char) (! (! (var_1_8 || var_1_9))))))) && ((-10 >= var_1_17) ? ((((var_1_11 + var_1_12) - ((((var_1_13) < (1)) ? (var_1_13) : (1)))) > (~ var_1_17)) ? (var_1_10 == ((signed char) (var_1_14 + var_1_15))) : (var_1_10 == ((signed char) var_1_16))) : 1)) && ((var_1_1 >= (- (var_1_4 * var_1_1))) ? (var_1_17 == ((signed char) var_1_15)) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L116] RET, EXPR property() [L116] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.4s, OverallIterations: 3, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 150 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 150 mSDsluCounter, 385 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 225 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 240 IncrementalHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 160 mSDtfsCounter, 240 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred in iteration=2, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 21 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.2s InterpolantComputationTime, 423 NumberOfCodeBlocks, 423 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 280 ConstructedInterpolants, 0 QuantifiedInterpolants, 1138 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2024/2024 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 [2024-11-08 18:21:09,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d207a3be96e10d809a418ec7cf022785a69a037a0643326467989b76bfc83d98 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:21:12,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:21:12,269 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 18:21:12,277 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:21:12,278 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:21:12,318 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:21:12,319 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:21:12,319 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:21:12,320 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:21:12,322 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:21:12,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:21:12,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:21:12,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:21:12,327 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:21:12,328 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:21:12,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:21:12,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:21:12,329 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:21:12,329 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:21:12,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:21:12,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:21:12,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:21:12,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:21:12,332 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 18:21:12,332 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 18:21:12,333 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:21:12,333 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 18:21:12,333 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:21:12,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:21:12,334 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:21:12,334 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:21:12,336 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:21:12,336 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:21:12,336 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:21:12,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:21:12,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:21:12,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:21:12,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:21:12,339 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 18:21:12,339 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 18:21:12,340 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:21:12,340 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:21:12,340 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:21:12,340 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:21:12,341 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d207a3be96e10d809a418ec7cf022785a69a037a0643326467989b76bfc83d98 [2024-11-08 18:21:12,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:21:12,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:21:12,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:21:12,821 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:21:12,822 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:21:12,823 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i Unable to find full path for "g++" [2024-11-08 18:21:14,912 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:21:15,146 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:21:15,147 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i [2024-11-08 18:21:15,157 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/data/bafb0c931/3f325248f1bc4517a276453fba90a662/FLAG22da849ee [2024-11-08 18:21:15,511 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/data/bafb0c931/3f325248f1bc4517a276453fba90a662 [2024-11-08 18:21:15,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:21:15,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:21:15,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:21:15,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:21:15,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:21:15,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51d4b009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15, skipping insertion in model container [2024-11-08 18:21:15,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,582 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:21:15,751 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_e6514dc7-be8a-4ae0-85ac-b246da5d0155/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i[913,926] [2024-11-08 18:21:15,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:21:15,812 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:21:15,826 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_e6514dc7-be8a-4ae0-85ac-b246da5d0155/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i[913,926] [2024-11-08 18:21:15,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:21:15,874 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:21:15,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15 WrapperNode [2024-11-08 18:21:15,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:21:15,875 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:21:15,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:21:15,876 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:21:15,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,894 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,919 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124 [2024-11-08 18:21:15,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:21:15,920 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:21:15,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:21:15,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:21:15,932 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,936 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,954 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 18:21:15,954 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,954 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,964 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,970 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,971 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,974 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:21:15,975 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:21:15,976 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:21:15,976 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:21:15,977 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15" (1/1) ... [2024-11-08 18:21:15,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:21:15,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:21:16,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:21:16,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:21:16,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:21:16,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 18:21:16,033 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:21:16,034 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:21:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:21:16,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:21:16,148 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:21:16,150 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:21:23,140 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 18:21:23,140 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:21:23,152 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:21:23,153 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:21:23,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:21:23 BoogieIcfgContainer [2024-11-08 18:21:23,153 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:21:23,156 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:21:23,156 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:21:23,158 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:21:23,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:21:15" (1/3) ... [2024-11-08 18:21:23,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f6fa595 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:21:23, skipping insertion in model container [2024-11-08 18:21:23,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:21:15" (2/3) ... [2024-11-08 18:21:23,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f6fa595 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:21:23, skipping insertion in model container [2024-11-08 18:21:23,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:21:23" (3/3) ... [2024-11-08 18:21:23,161 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-34.i [2024-11-08 18:21:23,182 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:21:23,182 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:21:23,252 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:21:23,259 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=PETRI_NET, 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;@595cd72f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:21:23,259 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:21:23,263 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 18:21:23,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 18:21:23,280 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:21:23,281 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:21:23,282 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:21:23,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:21:23,289 INFO L85 PathProgramCache]: Analyzing trace with hash 115588162, now seen corresponding path program 1 times [2024-11-08 18:21:23,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:21:23,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [780567430] [2024-11-08 18:21:23,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:21:23,308 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 [2024-11-08 18:21:23,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:21:23,313 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:21:23,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:21:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 18:21:23,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:21:23,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2024-11-08 18:21:23,820 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:21:23,820 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:21:23,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [780567430] [2024-11-08 18:21:23,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [780567430] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:21:23,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:21:23,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:21:23,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483184608] [2024-11-08 18:21:23,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:21:23,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:21:23,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:21:23,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:21:23,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:21:23,861 INFO L87 Difference]: Start difference. First operand has 61 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 18:21:23,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:21:23,917 INFO L93 Difference]: Finished difference Result 115 states and 201 transitions. [2024-11-08 18:21:23,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:21:23,920 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 141 [2024-11-08 18:21:23,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:21:23,927 INFO L225 Difference]: With dead ends: 115 [2024-11-08 18:21:23,927 INFO L226 Difference]: Without dead ends: 57 [2024-11-08 18:21:23,931 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:21:23,934 INFO L432 NwaCegarLoop]: 84 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, 84 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 [2024-11-08 18:21:23,935 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:21:23,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-11-08 18:21:23,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2024-11-08 18:21:23,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 32 states have (on average 1.1875) internal successors, (38), 32 states have internal predecessors, (38), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 18:21:23,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 84 transitions. [2024-11-08 18:21:23,984 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 84 transitions. Word has length 141 [2024-11-08 18:21:23,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:21:23,987 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 84 transitions. [2024-11-08 18:21:23,987 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 18:21:23,988 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2024-11-08 18:21:23,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 18:21:23,992 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:21:23,992 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:21:24,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-08 18:21:24,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:21:24,196 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:21:24,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:21:24,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1666889408, now seen corresponding path program 1 times [2024-11-08 18:21:24,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:21:24,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2136595989] [2024-11-08 18:21:24,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:21:24,199 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 [2024-11-08 18:21:24,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:21:24,202 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:21:24,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6514dc7-be8a-4ae0-85ac-b246da5d0155/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:21:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:24,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 18:21:24,631 INFO L278 TraceCheckSpWp]: Computing forward predicates...