./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-64.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0afd03d96250b15a3092af5b8545562faa42b0b4fabe531d4bd1ca219b78fa15 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:56:53,035 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:56:53,157 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:56:53,165 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:56:53,166 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:56:53,205 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:56:53,206 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:56:53,207 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:56:53,208 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:56:53,213 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:56:53,213 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:56:53,214 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:56:53,214 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:56:53,216 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:56:53,216 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:56:53,216 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:56:53,217 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:56:53,217 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:56:53,218 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:56:53,218 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:56:53,218 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:56:53,219 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:56:53,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:56:53,221 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:56:53,221 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:56:53,221 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:56:53,222 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:56:53,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:56:53,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:56:53,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:56:53,224 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:56:53,224 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:56:53,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:56:53,225 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:56:53,225 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:56:53,226 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:56:53,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:56:53,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:56:53,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:56:53,227 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:56:53,227 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:56:53,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:56:53,228 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:56:53,228 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:56:53,228 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:56:53,229 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0afd03d96250b15a3092af5b8545562faa42b0b4fabe531d4bd1ca219b78fa15 [2023-11-12 00:56:53,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:56:53,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:56:53,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:56:53,609 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:56:53,609 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:56:53,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-64.i [2023-11-12 00:56:56,660 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:56:56,907 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:56:56,908 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-64.i [2023-11-12 00:56:56,919 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/data/0811a61b6/533a35c224314237b32711167d19d7c4/FLAGd2fee2c58 [2023-11-12 00:56:56,941 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/data/0811a61b6/533a35c224314237b32711167d19d7c4 [2023-11-12 00:56:56,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:56:56,948 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:56:56,952 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:56,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:56:56,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:56:56,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:56" (1/1) ... [2023-11-12 00:56:56,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf0a788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:56, skipping insertion in model container [2023-11-12 00:56:56,959 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:56" (1/1) ... [2023-11-12 00:56:57,014 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:56:57,205 WARN L240 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_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-64.i[919,932] [2023-11-12 00:56:57,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:57,332 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:56:57,349 WARN L240 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_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-64.i[919,932] [2023-11-12 00:56:57,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:57,440 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:56:57,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:57 WrapperNode [2023-11-12 00:56:57,441 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:57,442 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:56:57,442 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:56:57,443 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:56:57,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:57" (1/1) ... [2023-11-12 00:56:57,471 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:57" (1/1) ... [2023-11-12 00:56:57,504 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 209 [2023-11-12 00:56:57,505 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:56:57,506 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:56:57,506 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:56:57,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:56:57,515 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:57" (1/1) ... [2023-11-12 00:56:57,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:57" (1/1) ... [2023-11-12 00:56:57,518 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:57" (1/1) ... [2023-11-12 00:56:57,518 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:57" (1/1) ... [2023-11-12 00:56:57,527 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:57" (1/1) ... [2023-11-12 00:56:57,546 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:57" (1/1) ... [2023-11-12 00:56:57,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:57" (1/1) ... [2023-11-12 00:56:57,563 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:57" (1/1) ... [2023-11-12 00:56:57,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:56:57,568 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:56:57,568 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:56:57,568 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:56:57,569 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:57" (1/1) ... [2023-11-12 00:56:57,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:56:57,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:56:57,604 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:56:57,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:56:57,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:56:57,649 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:56:57,649 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:56:57,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:56:57,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:56:57,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:56:57,744 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:56:57,745 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:56:58,223 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:56:58,658 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:56:58,658 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:56:58,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:58 BoogieIcfgContainer [2023-11-12 00:56:58,661 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:56:58,664 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:56:58,664 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:56:58,668 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:56:58,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:56:56" (1/3) ... [2023-11-12 00:56:58,669 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16a4c788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:56:58, skipping insertion in model container [2023-11-12 00:56:58,669 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:57" (2/3) ... [2023-11-12 00:56:58,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16a4c788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:56:58, skipping insertion in model container [2023-11-12 00:56:58,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:58" (3/3) ... [2023-11-12 00:56:58,673 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-64.i [2023-11-12 00:56:58,693 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:56:58,693 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:56:58,753 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:56:58,760 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@17add294, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:56:58,760 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:56:58,764 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:56:58,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-12 00:56:58,779 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:56:58,780 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:56:58,781 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:56:58,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:56:58,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1220621302, now seen corresponding path program 1 times [2023-11-12 00:56:58,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:56:58,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287942249] [2023-11-12 00:56:58,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:58,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:56:59,059 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:56:59,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1828702760] [2023-11-12 00:56:59,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:59,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:56:59,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:56:59,067 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:56:59,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:56:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:56:59,624 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:56:59,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:57:00,065 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:57:00,067 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:57:00,069 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:57:00,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 00:57:00,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:57:00,284 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:57:00,291 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:57:00,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:57:00 BoogieIcfgContainer [2023-11-12 00:57:00,421 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:57:00,422 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:57:00,422 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:57:00,422 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:57:00,423 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:58" (3/4) ... [2023-11-12 00:57:00,425 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:57:00,426 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:57:00,427 INFO L158 Benchmark]: Toolchain (without parser) took 3478.45ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 105.0MB in the beginning and 126.1MB in the end (delta: -21.1MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-12 00:57:00,428 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 146.8MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:57:00,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.82ms. Allocated memory is still 146.8MB. Free memory was 104.7MB in the beginning and 89.7MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:57:00,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.87ms. Allocated memory is still 146.8MB. Free memory was 89.7MB in the beginning and 86.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:57:00,430 INFO L158 Benchmark]: Boogie Preprocessor took 61.18ms. Allocated memory is still 146.8MB. Free memory was 86.7MB in the beginning and 85.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:57:00,430 INFO L158 Benchmark]: RCFGBuilder took 1093.20ms. Allocated memory is still 146.8MB. Free memory was 84.9MB in the beginning and 76.9MB in the end (delta: 8.0MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2023-11-12 00:57:00,431 INFO L158 Benchmark]: TraceAbstraction took 1757.10ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 76.3MB in the beginning and 127.1MB in the end (delta: -50.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:57:00,432 INFO L158 Benchmark]: Witness Printer took 4.19ms. Allocated memory is still 186.6MB. Free memory was 127.1MB in the beginning and 126.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:57:00,436 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 146.8MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.82ms. Allocated memory is still 146.8MB. Free memory was 104.7MB in the beginning and 89.7MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.87ms. Allocated memory is still 146.8MB. Free memory was 89.7MB in the beginning and 86.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.18ms. Allocated memory is still 146.8MB. Free memory was 86.7MB in the beginning and 85.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1093.20ms. Allocated memory is still 146.8MB. Free memory was 84.9MB in the beginning and 76.9MB in the end (delta: 8.0MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1757.10ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 76.3MB in the beginning and 127.1MB in the end (delta: -50.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.19ms. Allocated memory is still 186.6MB. Free memory was 127.1MB in the beginning and 126.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 58, overapproximation of shiftRight at line 100, overapproximation of someUnaryFLOAToperation at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -2; [L23] signed char var_1_10 = -32; [L24] signed long int var_1_11 = 4; [L25] signed long int var_1_12 = 1731242407; [L26] signed long int var_1_13 = 0; [L27] signed char var_1_14 = 10; [L28] signed char var_1_15 = 8; [L29] signed char var_1_16 = -25; [L30] signed char var_1_17 = -16; [L31] unsigned long int var_1_18 = 0; [L32] signed short int var_1_19 = 256; [L33] signed short int var_1_20 = 28075; [L34] signed short int var_1_21 = 256; [L35] signed short int var_1_22 = 25; [L36] unsigned char var_1_23 = 0; [L37] unsigned char var_1_24 = 0; [L38] signed char var_1_25 = 1; [L39] signed char var_1_26 = 0; [L40] signed char var_1_27 = 10; [L41] unsigned long int var_1_28 = 64; [L42] float var_1_30 = 127.75; [L43] float var_1_34 = 9.5; [L44] float var_1_35 = 256.5; [L45] unsigned long int var_1_36 = 0; [L46] signed long int var_1_38 = 4; [L47] unsigned long int var_1_40 = 128; [L48] unsigned char var_1_42 = 128; [L49] unsigned short int var_1_45 = 256; [L50] signed long int var_1_46 = 5; [L51] unsigned char var_1_47 = 1; [L52] signed short int var_1_49 = 16; [L53] signed long int last_1_var_1_1 = -2; [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L174] last_1_var_1_1 = var_1_1 [L184] RET updateLastVariables() [L185] CALL updateVariables() [L129] var_1_11 = __VERIFIER_nondet_long() [L130] CALL assume_abort_if_not(var_1_11 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1731242407, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_11 >= -1) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1731242407, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L131] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1731242407, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1731242407, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L132] var_1_12 = __VERIFIER_nondet_long() [L133] CALL assume_abort_if_not(var_1_12 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_12 >= 1073741823) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L134] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L135] var_1_13 = __VERIFIER_nondet_long() [L136] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L137] CALL assume_abort_if_not(var_1_13 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_13 <= 1073741823) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L138] var_1_14 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L140] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L141] var_1_15 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_15 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_15 >= -63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L143] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L144] var_1_16 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_16 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_16 >= -63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L146] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L147] var_1_17 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_17 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_17 >= -63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L149] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L150] var_1_20 = __VERIFIER_nondet_short() [L151] CALL assume_abort_if_not(var_1_20 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_20 >= 16382) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L152] CALL assume_abort_if_not(var_1_20 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_20 <= 32766) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L153] var_1_21 = __VERIFIER_nondet_short() [L154] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L155] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L156] var_1_22 = __VERIFIER_nondet_short() [L157] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L158] CALL assume_abort_if_not(var_1_22 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_22 <= 32766) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L159] var_1_24 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L161] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L162] var_1_26 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_26 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_26 >= -1) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L164] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=10, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L165] var_1_27 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=100, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=100, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L167] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=100, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=100, var_1_28=64, var_1_30=511/4, var_1_34=19/2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L168] var_1_34 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=100, var_1_28=64, var_1_30=511/4, var_1_34=2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=100, var_1_28=64, var_1_30=511/4, var_1_34=2, var_1_35=513/2, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L170] var_1_35 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=100, var_1_28=64, var_1_30=511/4, var_1_34=2, var_1_35=3, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=100, var_1_28=64, var_1_30=511/4, var_1_34=2, var_1_35=3, var_1_36=0, var_1_38=4, var_1_40=128, var_1_42=128, var_1_45=256, var_1_46=5, var_1_47=1, var_1_49=16] [L185] RET updateVariables() [L186] CALL step() [L57] COND FALSE !((var_1_27 + var_1_19) < var_1_13) [L60] var_1_36 = var_1_12 [L61] COND FALSE !(var_1_34 < var_1_30) [L64] COND FALSE !(var_1_34 > var_1_30) [L71] var_1_40 = var_1_27 [L73] COND TRUE var_1_27 <= 100u [L74] COND FALSE !((var_1_27 - ((((-2) < 0 ) ? -(-2) : (-2)))) == (var_1_22 + -4)) [L80] var_1_45 = ((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) [L81] COND FALSE !(var_1_35 > var_1_34) [L84] COND FALSE !(var_1_35 <= var_1_30) [L87] var_1_46 = var_1_16 [L90] var_1_47 = var_1_24 [L91] var_1_49 = var_1_26 [L92] var_1_19 = ((var_1_20 - var_1_21) - var_1_22) [L93] signed long int stepLocal_1 = (var_1_26 - var_1_27) + var_1_19; [L94] COND TRUE stepLocal_1 > var_1_22 [L95] var_1_25 = ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))) [L99] signed long int stepLocal_0 = var_1_11 - (var_1_12 - var_1_13); [L100] EXPR var_1_25 >> var_1_19 [L100] COND FALSE !((var_1_25 >> var_1_19) < stepLocal_0) [L103] var_1_10 = (var_1_17 + var_1_16) [L105] COND TRUE var_1_10 != var_1_25 [L106] var_1_18 = ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))) [L108] COND TRUE ! ((64 * var_1_18) < var_1_18) [L109] var_1_23 = var_1_24 [L111] COND TRUE -8 <= var_1_10 [L112] COND TRUE var_1_10 == last_1_var_1_1 [L113] var_1_1 = ((((((var_1_10 + var_1_19)) < (var_1_19)) ? ((var_1_10 + var_1_19)) : (var_1_19))) + (var_1_10 + var_1_10)) [L122] COND TRUE (var_1_1 * var_1_1) < var_1_18 [L123] COND TRUE var_1_1 < var_1_13 [L124] var_1_28 = 64u [L186] RET step() [L187] CALL, EXPR property() [L177] EXPR ((-8 <= var_1_10) ? ((var_1_10 == last_1_var_1_1) ? (var_1_1 == ((signed long int) ((((((var_1_10 + var_1_19)) < (var_1_19)) ? ((var_1_10 + var_1_19)) : (var_1_19))) + (var_1_10 + var_1_10)))) : 1) : ((128 < var_1_19) ? (var_1_1 == ((signed long int) var_1_10)) : (var_1_1 == ((signed long int) var_1_19)))) && (((var_1_25 >> var_1_19) < (var_1_11 - (var_1_12 - var_1_13))) ? (var_1_10 == ((signed char) (var_1_14 + ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16)))))) : (var_1_10 == ((signed char) (var_1_17 + var_1_16)))) [L177] EXPR var_1_25 >> var_1_19 [L177] EXPR ((-8 <= var_1_10) ? ((var_1_10 == last_1_var_1_1) ? (var_1_1 == ((signed long int) ((((((var_1_10 + var_1_19)) < (var_1_19)) ? ((var_1_10 + var_1_19)) : (var_1_19))) + (var_1_10 + var_1_10)))) : 1) : ((128 < var_1_19) ? (var_1_1 == ((signed long int) var_1_10)) : (var_1_1 == ((signed long int) var_1_19)))) && (((var_1_25 >> var_1_19) < (var_1_11 - (var_1_12 - var_1_13))) ? (var_1_10 == ((signed char) (var_1_14 + ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16)))))) : (var_1_10 == ((signed char) (var_1_17 + var_1_16)))) [L177-L178] return (((((((-8 <= var_1_10) ? ((var_1_10 == last_1_var_1_1) ? (var_1_1 == ((signed long int) ((((((var_1_10 + var_1_19)) < (var_1_19)) ? ((var_1_10 + var_1_19)) : (var_1_19))) + (var_1_10 + var_1_10)))) : 1) : ((128 < var_1_19) ? (var_1_1 == ((signed long int) var_1_10)) : (var_1_1 == ((signed long int) var_1_19)))) && (((var_1_25 >> var_1_19) < (var_1_11 - (var_1_12 - var_1_13))) ? (var_1_10 == ((signed char) (var_1_14 + ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16)))))) : (var_1_10 == ((signed char) (var_1_17 + var_1_16))))) && ((var_1_10 != var_1_25) ? (var_1_18 == ((unsigned long int) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : 1)) && (var_1_19 == ((signed short int) ((var_1_20 - var_1_21) - var_1_22)))) && ((! ((64 * var_1_18) < var_1_18)) ? (var_1_23 == ((unsigned char) var_1_24)) : 1)) && ((((var_1_26 - var_1_27) + var_1_19) > var_1_22) ? (var_1_25 == ((signed char) ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))))) : (var_1_25 == ((signed char) ((((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) > (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) ? (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) : (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))))))))) && (((var_1_1 * var_1_1) < var_1_18) ? ((var_1_1 < var_1_13) ? (var_1_28 == ((unsigned long int) 64u)) : 1) : 1) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=-2, var_1_10=-2, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=65, var_1_19=-2, var_1_1=-8, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=100, var_1_28=64, var_1_30=511/4, var_1_34=2, var_1_35=3, var_1_36=1073741823, var_1_38=4, var_1_40=100, var_1_42=128, var_1_45=100, var_1_46=1, var_1_47=0, var_1_49=127] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=-2, var_1_10=-2, var_1_11=1073741758, var_1_12=1073741823, var_1_13=65, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_17=-3, var_1_18=65, var_1_19=-2, var_1_1=-8, var_1_20=16382, var_1_21=16383, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=127, var_1_27=100, var_1_28=64, var_1_30=511/4, var_1_34=2, var_1_35=3, var_1_36=1073741823, var_1_38=4, var_1_40=100, var_1_42=128, var_1_45=100, var_1_46=1, var_1_47=0, var_1_49=127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=52occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 103 NumberOfCodeBlocks, 103 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:57:00,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0afd03d96250b15a3092af5b8545562faa42b0b4fabe531d4bd1ca219b78fa15 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:57:03,211 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:57:03,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:57:03,331 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:57:03,332 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:57:03,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:57:03,388 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:57:03,389 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:57:03,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:57:03,395 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:57:03,395 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:57:03,395 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:57:03,396 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:57:03,398 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:57:03,398 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:57:03,398 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:57:03,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:57:03,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:57:03,400 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:57:03,401 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:57:03,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:57:03,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:57:03,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:57:03,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:57:03,404 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:57:03,405 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:57:03,405 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:57:03,406 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:57:03,406 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:57:03,406 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:57:03,408 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:57:03,408 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:57:03,408 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:57:03,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:57:03,409 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:57:03,409 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:57:03,410 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:57:03,410 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:57:03,410 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:57:03,411 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:57:03,411 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:57:03,412 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:57:03,412 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0afd03d96250b15a3092af5b8545562faa42b0b4fabe531d4bd1ca219b78fa15 [2023-11-12 00:57:03,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:57:03,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:57:03,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:57:03,836 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:57:03,837 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:57:03,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-64.i [2023-11-12 00:57:06,857 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:57:07,135 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:57:07,136 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-64.i [2023-11-12 00:57:07,145 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/data/d4e40d4d8/4e6c5638ddaf405182d2da783a5b99b7/FLAG7e1fd781c [2023-11-12 00:57:07,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/data/d4e40d4d8/4e6c5638ddaf405182d2da783a5b99b7 [2023-11-12 00:57:07,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:57:07,174 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:57:07,177 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:57:07,177 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:57:07,182 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:57:07,183 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:57:07" (1/1) ... [2023-11-12 00:57:07,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79a05b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07, skipping insertion in model container [2023-11-12 00:57:07,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:57:07" (1/1) ... [2023-11-12 00:57:07,242 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:57:07,390 WARN L240 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_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-64.i[919,932] [2023-11-12 00:57:07,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:57:07,480 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:57:07,493 WARN L240 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_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-64.i[919,932] [2023-11-12 00:57:07,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:57:07,567 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:57:07,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07 WrapperNode [2023-11-12 00:57:07,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:57:07,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:57:07,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:57:07,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:57:07,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07" (1/1) ... [2023-11-12 00:57:07,604 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07" (1/1) ... [2023-11-12 00:57:07,653 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 184 [2023-11-12 00:57:07,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:57:07,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:57:07,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:57:07,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:57:07,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07" (1/1) ... [2023-11-12 00:57:07,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07" (1/1) ... [2023-11-12 00:57:07,691 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07" (1/1) ... [2023-11-12 00:57:07,691 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07" (1/1) ... [2023-11-12 00:57:07,713 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07" (1/1) ... [2023-11-12 00:57:07,725 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07" (1/1) ... [2023-11-12 00:57:07,728 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07" (1/1) ... [2023-11-12 00:57:07,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07" (1/1) ... [2023-11-12 00:57:07,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:57:07,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:57:07,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:57:07,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:57:07,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07" (1/1) ... [2023-11-12 00:57:07,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:57:07,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:57:07,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:57:07,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:57:07,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:57:07,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:57:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:57:07,848 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:57:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:57:07,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:57:08,000 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:57:08,003 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:57:08,577 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:57:08,586 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:57:08,590 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:57:08,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:57:08 BoogieIcfgContainer [2023-11-12 00:57:08,594 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:57:08,597 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:57:08,597 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:57:08,601 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:57:08,601 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:57:07" (1/3) ... [2023-11-12 00:57:08,602 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4666bde7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:57:08, skipping insertion in model container [2023-11-12 00:57:08,602 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:07" (2/3) ... [2023-11-12 00:57:08,603 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4666bde7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:57:08, skipping insertion in model container [2023-11-12 00:57:08,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:57:08" (3/3) ... [2023-11-12 00:57:08,624 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-64.i [2023-11-12 00:57:08,644 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:57:08,644 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:57:08,712 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:57:08,720 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@393a9b96, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:57:08,721 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:57:08,726 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:57:08,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-12 00:57:08,749 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:57:08,750 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:57:08,750 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:57:08,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:57:08,756 INFO L85 PathProgramCache]: Analyzing trace with hash 2121847093, now seen corresponding path program 1 times [2023-11-12 00:57:08,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:57:08,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1068022555] [2023-11-12 00:57:08,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:57:08,770 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 [2023-11-12 00:57:08,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:57:08,775 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:57:08,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:57:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:57:09,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:57:09,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:57:09,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2023-11-12 00:57:09,251 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:57:09,251 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:57:09,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1068022555] [2023-11-12 00:57:09,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1068022555] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:57:09,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:57:09,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:57:09,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377041234] [2023-11-12 00:57:09,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:57:09,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:57:09,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:57:09,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:57:09,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:57:09,310 INFO L87 Difference]: Start difference. First operand has 83 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 00:57:09,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:57:09,394 INFO L93 Difference]: Finished difference Result 159 states and 282 transitions. [2023-11-12 00:57:09,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:57:09,398 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 180 [2023-11-12 00:57:09,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:57:09,408 INFO L225 Difference]: With dead ends: 159 [2023-11-12 00:57:09,409 INFO L226 Difference]: Without dead ends: 79 [2023-11-12 00:57:09,414 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:57:09,419 INFO L413 NwaCegarLoop]: 123 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, 123 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 [2023-11-12 00:57:09,420 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:57:09,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-12 00:57:09,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-12 00:57:09,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 49 states have (on average 1.3673469387755102) internal successors, (67), 49 states have internal predecessors, (67), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:57:09,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 123 transitions. [2023-11-12 00:57:09,488 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 123 transitions. Word has length 180 [2023-11-12 00:57:09,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:57:09,489 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 123 transitions. [2023-11-12 00:57:09,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 00:57:09,489 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 123 transitions. [2023-11-12 00:57:09,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-12 00:57:09,499 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:57:09,500 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:57:09,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:57:09,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:57:09,715 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:57:09,716 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:57:09,716 INFO L85 PathProgramCache]: Analyzing trace with hash -66691855, now seen corresponding path program 1 times [2023-11-12 00:57:09,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:57:09,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [70564165] [2023-11-12 00:57:09,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:57:09,717 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 [2023-11-12 00:57:09,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:57:09,719 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:57:09,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6bff392-1ac5-4eed-8e0f-cd168efa1dcb/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:57:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:57:11,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-12 00:57:11,232 INFO L285 TraceCheckSpWp]: Computing forward predicates...