./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ --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 0a15bafc8303311b2bd7bb6d250a0c3e0c3fd8acbc6e1c59dc33f3d3e662f861 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:16:23,088 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:16:23,204 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:16:23,215 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:16:23,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:16:23,274 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:16:23,275 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:16:23,276 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:16:23,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:16:23,282 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:16:23,282 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:16:23,283 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:16:23,283 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:16:23,285 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:16:23,286 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:16:23,286 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:16:23,287 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:16:23,287 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:16:23,288 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:16:23,288 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:16:23,289 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:16:23,289 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:16:23,291 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:16:23,291 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:16:23,292 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:16:23,292 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:16:23,293 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:16:23,293 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:16:23,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:16:23,294 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:16:23,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:16:23,296 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:16:23,296 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:16:23,296 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:16:23,297 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:16:23,304 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:16:23,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:16:23,304 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:16:23,305 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:16:23,305 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:16:23,305 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:16:23,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:16:23,306 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:16:23,306 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:16:23,307 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:16:23,307 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_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a15bafc8303311b2bd7bb6d250a0c3e0c3fd8acbc6e1c59dc33f3d3e662f861 [2023-11-19 04:16:23,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:16:23,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:16:23,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:16:23,680 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:16:23,681 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:16:23,683 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i [2023-11-19 04:16:26,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:16:27,100 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:16:27,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i [2023-11-19 04:16:27,113 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/data/5db2839d0/f96251602c3848af97d2c557ae0da42f/FLAG0b9b7ca27 [2023-11-19 04:16:27,132 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/data/5db2839d0/f96251602c3848af97d2c557ae0da42f [2023-11-19 04:16:27,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:16:27,137 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:16:27,138 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:27,139 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:16:27,145 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:16:27,146 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:27" (1/1) ... [2023-11-19 04:16:27,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ff1cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27, skipping insertion in model container [2023-11-19 04:16:27,147 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:27" (1/1) ... [2023-11-19 04:16:27,180 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:16:27,367 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_0fb0e317-8dde-4a69-90e5-66380cd6f077/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i[916,929] [2023-11-19 04:16:27,434 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:16:27,449 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:16:27,462 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_0fb0e317-8dde-4a69-90e5-66380cd6f077/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i[916,929] [2023-11-19 04:16:27,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:16:27,537 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:16:27,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27 WrapperNode [2023-11-19 04:16:27,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:27,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:16:27,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:16:27,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:16:27,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27" (1/1) ... [2023-11-19 04:16:27,566 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27" (1/1) ... [2023-11-19 04:16:27,627 INFO L138 Inliner]: procedures = 29, calls = 157, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 427 [2023-11-19 04:16:27,628 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:16:27,629 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:16:27,629 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:16:27,629 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:16:27,640 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27" (1/1) ... [2023-11-19 04:16:27,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27" (1/1) ... [2023-11-19 04:16:27,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27" (1/1) ... [2023-11-19 04:16:27,661 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27" (1/1) ... [2023-11-19 04:16:27,718 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27" (1/1) ... [2023-11-19 04:16:27,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27" (1/1) ... [2023-11-19 04:16:27,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27" (1/1) ... [2023-11-19 04:16:27,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27" (1/1) ... [2023-11-19 04:16:27,756 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:16:27,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:16:27,760 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:16:27,760 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:16:27,761 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27" (1/1) ... [2023-11-19 04:16:27,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:16:27,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:16:27,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:16:27,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:16:27,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:16:27,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 04:16:27,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:16:27,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 04:16:27,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:16:27,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 04:16:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:16:27,861 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:16:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:16:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:16:27,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:16:28,031 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:16:28,034 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:16:28,755 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:16:29,667 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:16:29,668 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:16:29,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:16:29 BoogieIcfgContainer [2023-11-19 04:16:29,674 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:16:29,676 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:16:29,676 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:16:29,680 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:16:29,681 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:16:27" (1/3) ... [2023-11-19 04:16:29,682 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf12b22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:16:29, skipping insertion in model container [2023-11-19 04:16:29,682 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:27" (2/3) ... [2023-11-19 04:16:29,682 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf12b22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:16:29, skipping insertion in model container [2023-11-19 04:16:29,682 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:16:29" (3/3) ... [2023-11-19 04:16:29,684 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-40.i [2023-11-19 04:16:29,708 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:16:29,708 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:16:29,768 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:16:29,776 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;@38d75f34, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:16:29,777 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:16:29,782 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 04:16:29,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 04:16:29,796 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:29,797 INFO L195 NwaCegarLoop]: trace histogram [19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:16:29,798 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:16:29,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:29,804 INFO L85 PathProgramCache]: Analyzing trace with hash -144310981, now seen corresponding path program 1 times [2023-11-19 04:16:29,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:16:29,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355982489] [2023-11-19 04:16:29,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:29,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:16:30,069 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:16:30,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [777167844] [2023-11-19 04:16:30,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:30,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:16:30,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:16:30,073 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:16:30,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:16:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:16:31,137 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:16:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:16:32,173 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:16:32,175 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:16:32,177 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:16:32,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:16:32,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:16:32,396 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:16:32,400 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:16:32,470 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-19 04:16:32,472 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-19 04:16:32,473 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-19 04:16:32,474 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-19 04:16:32,475 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-19 04:16:32,475 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-19 04:16:32,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-19 04:16:32,477 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-19 04:16:32,477 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated [2023-11-19 04:16:32,478 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-19 04:16:32,478 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-19 04:16:32,478 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 04:16:32,478 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-19 04:16:32,479 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-19 04:16:32,479 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 04:16:32,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-19 04:16:32,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 04:16:32,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-19 04:16:32,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-19 04:16:32,481 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 04:16:32,481 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-19 04:16:32,481 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated [2023-11-19 04:16:32,482 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 04:16:32,482 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 04:16:32,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 04:16:32,484 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 04:16:32,484 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 04:16:32,485 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 04:16:32,485 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 04:16:32,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 04:16:32,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 04:16:32,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 04:16:32,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 04:16:32,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 04:16:32,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 04:16:32,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 04:16:32,491 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-19 04:16:32,492 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-19 04:16:32,492 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-19 04:16:32,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-19 04:16:32,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-19 04:16:32,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-19 04:16:32,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 04:16:32,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 04:16:32,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 04:16:32,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 04:16:32,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 04:16:32,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 04:16:32,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 04:16:32,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 04:16:32,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:16:32 BoogieIcfgContainer [2023-11-19 04:16:32,539 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:16:32,539 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:16:32,539 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:16:32,540 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:16:32,540 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:16:29" (3/4) ... [2023-11-19 04:16:32,543 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:16:32,544 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:16:32,546 INFO L158 Benchmark]: Toolchain (without parser) took 5408.55ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 119.8MB in the beginning and 101.9MB in the end (delta: 18.0MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2023-11-19 04:16:32,546 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:16:32,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.95ms. Allocated memory is still 151.0MB. Free memory was 119.1MB in the beginning and 105.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:16:32,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.04ms. Allocated memory is still 151.0MB. Free memory was 105.2MB in the beginning and 101.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:16:32,549 INFO L158 Benchmark]: Boogie Preprocessor took 128.21ms. Allocated memory is still 151.0MB. Free memory was 101.0MB in the beginning and 98.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:16:32,550 INFO L158 Benchmark]: RCFGBuilder took 1915.85ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 98.1MB in the beginning and 94.5MB in the end (delta: 3.6MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. [2023-11-19 04:16:32,550 INFO L158 Benchmark]: TraceAbstraction took 2862.55ms. Allocated memory is still 182.5MB. Free memory was 93.5MB in the beginning and 101.9MB in the end (delta: -8.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:16:32,551 INFO L158 Benchmark]: Witness Printer took 4.96ms. Allocated memory is still 182.5MB. Free memory is still 101.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:16:32,555 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.95ms. Allocated memory is still 151.0MB. Free memory was 119.1MB in the beginning and 105.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.04ms. Allocated memory is still 151.0MB. Free memory was 105.2MB in the beginning and 101.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 128.21ms. Allocated memory is still 151.0MB. Free memory was 101.0MB in the beginning and 98.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1915.85ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 98.1MB in the beginning and 94.5MB in the end (delta: 3.6MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2862.55ms. Allocated memory is still 182.5MB. Free memory was 93.5MB in the beginning and 101.9MB in the end (delta: -8.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.96ms. Allocated memory is still 182.5MB. Free memory is still 101.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 54, overapproximation of bitwiseOr at line 62, overapproximation of someBinaryArithmeticDOUBLEoperation at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L25-L27] double double_Array_0[2] = { 8.4, 49.75 }; [L28-L30] float float_Array_0[1] = { 7.5 }; [L31-L33] signed char signed_char_Array_0[3] = { -2, 25, -5 }; [L34-L36] signed long int signed_long_int_Array_0[3] = { -10, -2, -4 }; [L37-L39] signed short int signed_short_int_Array_0[2] = { 1, -256 }; [L40-L42] unsigned char unsigned_char_Array_0[3] = { 1, 64, 128 }; [L43] double last_1_double_Array_0_0_ = 8.4; [L109] isInitial = 1 [L110] FCALL initially() [L111] COND TRUE 1 [L112] CALL updateLastVariables() [L102] EXPR double_Array_0[0] [L102] last_1_double_Array_0_0_ = double_Array_0[0] [L112] RET updateLastVariables() [L113] CALL updateVariables() [L72] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L73] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L73] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L74] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L74] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L75] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L76] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L76] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L77] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L78] double_Array_0[1] = __VERIFIER_nondet_double() [L79] EXPR double_Array_0[1] [L79] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F [L79] EXPR (double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F ) [L79] EXPR double_Array_0[1] [L79] EXPR double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F [L79] EXPR double_Array_0[1] [L79] EXPR double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F [L79] EXPR (double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L79] CALL assume_abort_if_not((double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not((double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L80] signed_char_Array_0[1] = __VERIFIER_nondet_char() [L81] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L81] CALL assume_abort_if_not(signed_char_Array_0[1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(signed_char_Array_0[1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L82] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L82] CALL assume_abort_if_not(signed_char_Array_0[1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(signed_char_Array_0[1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L83] signed_char_Array_0[2] = __VERIFIER_nondet_char() [L84] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L84] CALL assume_abort_if_not(signed_char_Array_0[2] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(signed_char_Array_0[2] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L85] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L85] CALL assume_abort_if_not(signed_char_Array_0[2] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(signed_char_Array_0[2] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L86] signed_long_int_Array_0[0] = __VERIFIER_nondet_long() [L87] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L87] CALL assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L88] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L88] CALL assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L89] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L89] CALL assume_abort_if_not(signed_long_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(signed_long_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L90] signed_long_int_Array_0[1] = __VERIFIER_nondet_long() [L91] EXPR signed_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L91] CALL assume_abort_if_not(signed_long_int_Array_0[1] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(signed_long_int_Array_0[1] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L92] EXPR signed_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L92] CALL assume_abort_if_not(signed_long_int_Array_0[1] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(signed_long_int_Array_0[1] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L93] EXPR signed_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L93] CALL assume_abort_if_not(signed_long_int_Array_0[1] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(signed_long_int_Array_0[1] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L94] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L95] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L95] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L96] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L96] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L97] unsigned_char_Array_0[2] = __VERIFIER_nondet_uchar() [L98] EXPR unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L98] CALL assume_abort_if_not(unsigned_char_Array_0[2] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(unsigned_char_Array_0[2] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L99] EXPR unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L99] CALL assume_abort_if_not(unsigned_char_Array_0[2] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(unsigned_char_Array_0[2] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L113] RET updateVariables() [L114] CALL step() [L47] BOOL_unsigned_char_Array_0[0] [L47] COND TRUE BOOL_unsigned_char_Array_0[0] [L48] EXPR signed_char_Array_0[1] [L48] EXPR signed_char_Array_0[2] [L48] EXPR ((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])) [L48] EXPR signed_char_Array_0[1] [L48] EXPR ((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])) [L48] signed_char_Array_0[0] = ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))) [L50] EXPR double_Array_0[1] [L50] float_Array_0[0] = double_Array_0[1] [L51] EXPR signed_char_Array_0[0] [L51] signed_short_int_Array_0[0] = signed_char_Array_0[0] [L52] EXPR signed_char_Array_0[2] [L52] signed_short_int_Array_0[1] = signed_char_Array_0[2] [L53] BOOL_unsigned_char_Array_0[1] [L53] COND TRUE BOOL_unsigned_char_Array_0[1] [L54] EXPR BOOL_unsigned_char_Array_0[0] [L54] BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f)) [L54] EXPR float_Array_0[0] [L54] BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f)) [L54] COND TRUE BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f)) [L55] EXPR float_Array_0[0] [L55] EXPR float_Array_0[0] [L55] COND TRUE float_Array_0[0] >= float_Array_0[0] [L56] BOOL_unsigned_char_Array_0[0] [L56] COND TRUE BOOL_unsigned_char_Array_0[0] [L57] EXPR signed_short_int_Array_0[1] [L57] signed_long_int_Array_0[2] = signed_short_int_Array_0[1] [L62] EXPR signed_char_Array_0[0] [L62] EXPR signed_long_int_Array_0[1] [L62] EXPR signed_long_int_Array_0[0] [L62] EXPR signed_short_int_Array_0[1] [L62] EXPR signed_char_Array_0[0] [L62] EXPR signed_short_int_Array_0[1] | signed_char_Array_0[0] [L62] COND FALSE !(((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) [L65] EXPR unsigned_char_Array_0[0] [L65] unsigned_char_Array_0[1] = unsigned_char_Array_0[0] [L67] EXPR float_Array_0[0] [L67] EXPR float_Array_0[0] [L67] EXPR ((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0]) [L67] EXPR float_Array_0[0] [L67] EXPR ((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0]) [L67] COND TRUE float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0]))) [L68] EXPR double_Array_0[1] [L68] double_Array_0[0] = (double_Array_0[1] + (127.4 - 8.25)) [L114] RET step() [L115] CALL, EXPR property() [L105] EXPR BOOL_unsigned_char_Array_0[1] [L105] EXPR BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1 [L105] EXPR BOOL_unsigned_char_Array_0[0] [L105] EXPR BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f)) [L105] EXPR float_Array_0[0] [L105] EXPR BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f)) [L105] EXPR (BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1 [L105] EXPR float_Array_0[0] [L105] EXPR float_Array_0[0] [L105] EXPR (float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1 [L105] EXPR (BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1 [L105] EXPR BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1 [L105] EXPR (BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) [L105] EXPR signed_char_Array_0[0] [L105] EXPR signed_long_int_Array_0[1] [L105] EXPR signed_long_int_Array_0[0] [L105] EXPR signed_short_int_Array_0[1] [L105] EXPR signed_char_Array_0[0] [L105] EXPR signed_short_int_Array_0[1] | signed_char_Array_0[0] [L105] EXPR (((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) [L105] EXPR unsigned_char_Array_0[1] [L105] EXPR unsigned_char_Array_0[0] [L105] EXPR (((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) [L105] EXPR (BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) [L105] EXPR ((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1) [L105] EXPR float_Array_0[0] [L105] EXPR float_Array_0[0] [L105] EXPR ((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0]) [L105] EXPR float_Array_0[0] [L105] EXPR ((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0]) [L105] EXPR (float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1 [L105] EXPR double_Array_0[0] [L105] EXPR double_Array_0[1] [L105] EXPR (float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1 [L105] EXPR ((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1) [L105] EXPR (((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1) [L105] EXPR ((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1])) [L105] EXPR (((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1]))) && (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0])) [L105] EXPR ((((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1]))) && (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0]))) && (signed_short_int_Array_0[1] == ((signed short int) signed_char_Array_0[2])) [L105-L106] return ((((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1]))) && (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0]))) && (signed_short_int_Array_0[1] == ((signed short int) signed_char_Array_0[2])) ; [L115] RET, EXPR property() [L115] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 1, TraceHistogramMax: 19, 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=47occurred 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 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 [2023-11-19 04:16:32,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ --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 0a15bafc8303311b2bd7bb6d250a0c3e0c3fd8acbc6e1c59dc33f3d3e662f861 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:16:35,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:16:35,731 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:16:35,745 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:16:35,746 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:16:35,802 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:16:35,803 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:16:35,803 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:16:35,805 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:16:35,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:16:35,812 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:16:35,812 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:16:35,813 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:16:35,815 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:16:35,815 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:16:35,816 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:16:35,817 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:16:35,817 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:16:35,818 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:16:35,818 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:16:35,819 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:16:35,820 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:16:35,820 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:16:35,820 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:16:35,821 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:16:35,821 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:16:35,822 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:16:35,823 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:16:35,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:16:35,824 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:16:35,825 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:16:35,826 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:16:35,826 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:16:35,827 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:16:35,827 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:16:35,827 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:16:35,828 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:16:35,828 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:16:35,828 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:16:35,829 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:16:35,830 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:16:35,830 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:16:35,830 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_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a15bafc8303311b2bd7bb6d250a0c3e0c3fd8acbc6e1c59dc33f3d3e662f861 [2023-11-19 04:16:36,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:16:36,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:16:36,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:16:36,391 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:16:36,391 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:16:36,393 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i [2023-11-19 04:16:39,875 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:16:40,208 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:16:40,209 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i [2023-11-19 04:16:40,225 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/data/b9c28ca13/b10115ac804c45558a0ed093d352edf4/FLAG679f44ded [2023-11-19 04:16:40,245 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/data/b9c28ca13/b10115ac804c45558a0ed093d352edf4 [2023-11-19 04:16:40,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:16:40,254 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:16:40,257 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:40,257 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:16:40,270 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:16:40,274 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:40" (1/1) ... [2023-11-19 04:16:40,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34e441b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40, skipping insertion in model container [2023-11-19 04:16:40,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:40" (1/1) ... [2023-11-19 04:16:40,325 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:16:40,558 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_0fb0e317-8dde-4a69-90e5-66380cd6f077/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i[916,929] [2023-11-19 04:16:40,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:16:40,718 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:16:40,738 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_0fb0e317-8dde-4a69-90e5-66380cd6f077/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i[916,929] [2023-11-19 04:16:40,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:16:40,892 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:16:40,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40 WrapperNode [2023-11-19 04:16:40,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:40,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:16:40,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:16:40,896 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:16:40,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40" (1/1) ... [2023-11-19 04:16:40,950 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40" (1/1) ... [2023-11-19 04:16:41,017 INFO L138 Inliner]: procedures = 39, calls = 157, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 402 [2023-11-19 04:16:41,022 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:16:41,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:16:41,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:16:41,024 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:16:41,035 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40" (1/1) ... [2023-11-19 04:16:41,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40" (1/1) ... [2023-11-19 04:16:41,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40" (1/1) ... [2023-11-19 04:16:41,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40" (1/1) ... [2023-11-19 04:16:41,085 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40" (1/1) ... [2023-11-19 04:16:41,091 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40" (1/1) ... [2023-11-19 04:16:41,096 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40" (1/1) ... [2023-11-19 04:16:41,100 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40" (1/1) ... [2023-11-19 04:16:41,109 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:16:41,111 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:16:41,111 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:16:41,111 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:16:41,112 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40" (1/1) ... [2023-11-19 04:16:41,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:16:41,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:16:41,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:16:41,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:16:41,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:16:41,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 04:16:41,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 04:16:41,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 04:16:41,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 04:16:41,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:16:41,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:16:41,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 04:16:41,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-19 04:16:41,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:16:41,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 04:16:41,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 04:16:41,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 04:16:41,221 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:16:41,221 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:16:41,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:16:41,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:16:41,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 04:16:41,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 04:16:41,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:16:41,362 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:16:41,364 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:16:45,535 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:16:45,545 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:16:45,552 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:16:45,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:16:45 BoogieIcfgContainer [2023-11-19 04:16:45,557 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:16:45,559 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:16:45,560 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:16:45,563 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:16:45,564 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:16:40" (1/3) ... [2023-11-19 04:16:45,565 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34783d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:16:45, skipping insertion in model container [2023-11-19 04:16:45,565 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:40" (2/3) ... [2023-11-19 04:16:45,566 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34783d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:16:45, skipping insertion in model container [2023-11-19 04:16:45,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:16:45" (3/3) ... [2023-11-19 04:16:45,567 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-40.i [2023-11-19 04:16:45,588 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:16:45,588 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:16:45,654 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:16:45,662 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;@69c91b94, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:16:45,663 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:16:45,668 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 85 states have (on average 1.4) internal successors, (119), 86 states have internal predecessors, (119), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 04:16:45,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 04:16:45,686 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:45,687 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:16:45,687 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:16:45,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:45,694 INFO L85 PathProgramCache]: Analyzing trace with hash -970344193, now seen corresponding path program 1 times [2023-11-19 04:16:45,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:16:45,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [242478111] [2023-11-19 04:16:45,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:45,710 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 [2023-11-19 04:16:45,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:16:45,711 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:16:45,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:16:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:16:46,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:16:46,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:16:46,541 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2023-11-19 04:16:46,541 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:16:46,542 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:16:46,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [242478111] [2023-11-19 04:16:46,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [242478111] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:16:46,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:16:46,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:16:46,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751121312] [2023-11-19 04:16:46,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:16:46,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:16:46,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:16:46,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:16:46,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:16:46,583 INFO L87 Difference]: Start difference. First operand has 107 states, 85 states have (on average 1.4) internal successors, (119), 86 states have internal predecessors, (119), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-19 04:16:46,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:16:46,618 INFO L93 Difference]: Finished difference Result 207 states and 327 transitions. [2023-11-19 04:16:46,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:16:46,620 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 149 [2023-11-19 04:16:46,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:16:46,629 INFO L225 Difference]: With dead ends: 207 [2023-11-19 04:16:46,630 INFO L226 Difference]: Without dead ends: 103 [2023-11-19 04:16:46,634 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:16:46,637 INFO L413 NwaCegarLoop]: 150 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, 150 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 [2023-11-19 04:16:46,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:16:46,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-11-19 04:16:46,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2023-11-19 04:16:46,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 82 states have (on average 1.3658536585365855) internal successors, (112), 82 states have internal predecessors, (112), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 04:16:46,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 150 transitions. [2023-11-19 04:16:46,686 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 150 transitions. Word has length 149 [2023-11-19 04:16:46,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:16:46,687 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 150 transitions. [2023-11-19 04:16:46,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-19 04:16:46,688 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 150 transitions. [2023-11-19 04:16:46,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 04:16:46,692 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:46,693 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:16:46,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:16:46,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:16:46,894 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:16:46,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:46,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1832861461, now seen corresponding path program 1 times [2023-11-19 04:16:46,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:16:46,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [219472573] [2023-11-19 04:16:46,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:46,896 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 [2023-11-19 04:16:46,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:16:46,899 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:16:46,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:16:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:16:47,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:16:47,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:16:47,734 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-19 04:16:47,735 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:16:47,735 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:16:47,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [219472573] [2023-11-19 04:16:47,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [219472573] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:16:47,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:16:47,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:16:47,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935483710] [2023-11-19 04:16:47,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:16:47,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:16:47,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:16:47,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:16:47,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:16:47,742 INFO L87 Difference]: Start difference. First operand 103 states and 150 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-19 04:16:47,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:16:47,879 INFO L93 Difference]: Finished difference Result 225 states and 330 transitions. [2023-11-19 04:16:47,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:16:47,880 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 149 [2023-11-19 04:16:47,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:16:47,887 INFO L225 Difference]: With dead ends: 225 [2023-11-19 04:16:47,890 INFO L226 Difference]: Without dead ends: 125 [2023-11-19 04:16:47,891 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:16:47,894 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 36 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:16:47,897 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 432 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:16:47,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-19 04:16:47,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 105. [2023-11-19 04:16:47,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 84 states have (on average 1.3571428571428572) internal successors, (114), 84 states have internal predecessors, (114), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 04:16:47,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 152 transitions. [2023-11-19 04:16:47,921 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 152 transitions. Word has length 149 [2023-11-19 04:16:47,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:16:47,924 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 152 transitions. [2023-11-19 04:16:47,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-19 04:16:47,925 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 152 transitions. [2023-11-19 04:16:47,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-19 04:16:47,928 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:47,929 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:16:47,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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)] Forceful destruction successful, exit code 0 [2023-11-19 04:16:48,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:16:48,138 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:16:48,139 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:48,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1134404944, now seen corresponding path program 1 times [2023-11-19 04:16:48,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:16:48,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [310190186] [2023-11-19 04:16:48,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:48,141 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 [2023-11-19 04:16:48,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:16:48,142 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:16:48,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 04:16:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:16:48,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:16:48,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:16:48,982 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-19 04:16:48,983 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:16:48,983 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:16:48,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [310190186] [2023-11-19 04:16:48,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [310190186] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:16:48,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:16:48,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 04:16:48,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272168196] [2023-11-19 04:16:48,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:16:48,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:16:48,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:16:48,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:16:48,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:16:48,996 INFO L87 Difference]: Start difference. First operand 105 states and 152 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-19 04:16:49,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:16:49,326 INFO L93 Difference]: Finished difference Result 228 states and 331 transitions. [2023-11-19 04:16:49,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 04:16:49,328 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 151 [2023-11-19 04:16:49,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:16:49,331 INFO L225 Difference]: With dead ends: 228 [2023-11-19 04:16:49,332 INFO L226 Difference]: Without dead ends: 126 [2023-11-19 04:16:49,333 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:16:49,335 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 46 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 572 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 04:16:49,336 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 572 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 04:16:49,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2023-11-19 04:16:49,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 109. [2023-11-19 04:16:49,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 88 states have (on average 1.3409090909090908) internal successors, (118), 88 states have internal predecessors, (118), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 04:16:49,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 156 transitions. [2023-11-19 04:16:49,356 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 156 transitions. Word has length 151 [2023-11-19 04:16:49,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:16:49,357 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 156 transitions. [2023-11-19 04:16:49,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-19 04:16:49,358 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 156 transitions. [2023-11-19 04:16:49,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-19 04:16:49,362 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:49,362 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:16:49,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:16:49,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:16:49,578 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:16:49,579 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:49,579 INFO L85 PathProgramCache]: Analyzing trace with hash 1814463314, now seen corresponding path program 1 times [2023-11-19 04:16:49,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:16:49,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2017098657] [2023-11-19 04:16:49,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:49,581 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 [2023-11-19 04:16:49,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:16:49,590 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:16:49,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 04:16:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:16:50,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:16:50,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:16:50,454 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-19 04:16:50,454 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:16:50,454 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:16:50,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2017098657] [2023-11-19 04:16:50,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2017098657] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:16:50,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:16:50,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 04:16:50,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344280050] [2023-11-19 04:16:50,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:16:50,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 04:16:50,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:16:50,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 04:16:50,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 04:16:50,459 INFO L87 Difference]: Start difference. First operand 109 states and 156 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-19 04:16:50,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:16:50,847 INFO L93 Difference]: Finished difference Result 235 states and 336 transitions. [2023-11-19 04:16:50,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-19 04:16:50,851 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 151 [2023-11-19 04:16:50,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:16:50,853 INFO L225 Difference]: With dead ends: 235 [2023-11-19 04:16:50,853 INFO L226 Difference]: Without dead ends: 129 [2023-11-19 04:16:50,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-19 04:16:50,855 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 49 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 708 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 04:16:50,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 708 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 04:16:50,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-11-19 04:16:50,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 111. [2023-11-19 04:16:50,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 90 states have (on average 1.3333333333333333) internal successors, (120), 90 states have internal predecessors, (120), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 04:16:50,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 158 transitions. [2023-11-19 04:16:50,879 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 158 transitions. Word has length 151 [2023-11-19 04:16:50,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:16:50,881 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 158 transitions. [2023-11-19 04:16:50,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-19 04:16:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 158 transitions. [2023-11-19 04:16:50,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-19 04:16:50,885 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:50,885 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:16:50,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:16:51,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:16:51,101 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:16:51,102 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:51,102 INFO L85 PathProgramCache]: Analyzing trace with hash -705496620, now seen corresponding path program 1 times [2023-11-19 04:16:51,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:16:51,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1045261782] [2023-11-19 04:16:51,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:51,103 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 [2023-11-19 04:16:51,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:16:51,110 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:16:51,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fb0e317-8dde-4a69-90e5-66380cd6f077/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 04:16:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:16:52,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 04:16:52,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:16:52,720 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:16:52,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 20 [2023-11-19 04:16:57,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 94 [2023-11-19 04:16:59,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 94 [2023-11-19 04:17:01,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 94 [2023-11-19 04:17:03,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 94 [2023-11-19 04:17:05,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 94 [2023-11-19 04:17:07,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 94 [2023-11-19 04:17:08,854 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:17:08,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 188 treesize of output 97 [2023-11-19 04:17:08,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 152 [2023-11-19 04:17:13,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 152 [2023-11-19 04:17:16,794 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:17:16,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 205 treesize of output 73 [2023-11-19 04:17:20,965 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 48 proven. 476 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2023-11-19 04:17:20,966 INFO L327 TraceCheckSpWp]: Computing backward predicates...