./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91 --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 5c5409edee222b3f26bc580399bcb562d4fe1c01c7706a6bada265380f08e33c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:55:09,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:55:09,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:55:09,849 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:55:09,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:55:09,898 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:55:09,899 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:55:09,900 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:55:09,901 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:55:09,907 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:55:09,908 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:55:09,909 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:55:09,909 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:55:09,911 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:55:09,912 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:55:09,912 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:55:09,913 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:55:09,914 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:55:09,914 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:55:09,915 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:55:09,917 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:55:09,918 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:55:09,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:55:09,931 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:55:09,931 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:55:09,932 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:55:09,932 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:55:09,933 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:55:09,933 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:55:09,934 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:55:09,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:55:09,936 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:55:09,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:55:09,936 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:55:09,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:55:09,937 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:55:09,938 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:55:09,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:09,938 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:55:09,939 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:55:09,939 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:55:09,940 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:55:09,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:55:09,940 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:55:09,941 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:55:09,942 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:55:09,942 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:55:09,942 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_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5409edee222b3f26bc580399bcb562d4fe1c01c7706a6bada265380f08e33c [2023-11-24 23:55:10,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:55:10,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:55:10,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:55:10,375 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:55:10,376 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:55:10,378 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-3.i [2023-11-24 23:55:13,747 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:55:13,963 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:55:13,964 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-3.i [2023-11-24 23:55:13,989 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/data/7e809e2f0/6a6f4c0a1d3b4abe8f5cd422ea243a84/FLAGdc5d04038 [2023-11-24 23:55:14,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/data/7e809e2f0/6a6f4c0a1d3b4abe8f5cd422ea243a84 [2023-11-24 23:55:14,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:55:14,018 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:55:14,021 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:14,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:55:14,033 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:55:14,034 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:14" (1/1) ... [2023-11-24 23:55:14,035 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da76c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14, skipping insertion in model container [2023-11-24 23:55:14,035 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:14" (1/1) ... [2023-11-24 23:55:14,084 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:55:14,271 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_1c63b2c7-9f32-4ea0-b133-b924401c4932/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-3.i[915,928] [2023-11-24 23:55:14,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:14,386 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:55:14,400 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_1c63b2c7-9f32-4ea0-b133-b924401c4932/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-3.i[915,928] [2023-11-24 23:55:14,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:14,463 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:55:14,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14 WrapperNode [2023-11-24 23:55:14,464 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:14,465 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:14,465 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:55:14,465 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:55:14,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14" (1/1) ... [2023-11-24 23:55:14,504 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14" (1/1) ... [2023-11-24 23:55:14,570 INFO L138 Inliner]: procedures = 29, calls = 181, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 558 [2023-11-24 23:55:14,570 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:14,571 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:55:14,571 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:55:14,571 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:55:14,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14" (1/1) ... [2023-11-24 23:55:14,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14" (1/1) ... [2023-11-24 23:55:14,607 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14" (1/1) ... [2023-11-24 23:55:14,613 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14" (1/1) ... [2023-11-24 23:55:14,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14" (1/1) ... [2023-11-24 23:55:14,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14" (1/1) ... [2023-11-24 23:55:14,663 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14" (1/1) ... [2023-11-24 23:55:14,675 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14" (1/1) ... [2023-11-24 23:55:14,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:55:14,688 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:55:14,692 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:55:14,692 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:55:14,693 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14" (1/1) ... [2023-11-24 23:55:14,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:14,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:14,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:55:14,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:55:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:55:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 23:55:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:55:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 23:55:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:55:14,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-24 23:55:14,778 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:55:14,778 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:55:14,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:55:14,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:55:14,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:55:14,945 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:55:14,947 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:55:15,511 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:55:16,470 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:55:16,471 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:55:16,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:16 BoogieIcfgContainer [2023-11-24 23:55:16,474 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:55:16,477 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:55:16,477 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:55:16,480 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:55:16,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:55:14" (1/3) ... [2023-11-24 23:55:16,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@363d3492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:16, skipping insertion in model container [2023-11-24 23:55:16,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:14" (2/3) ... [2023-11-24 23:55:16,486 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@363d3492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:16, skipping insertion in model container [2023-11-24 23:55:16,486 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:16" (3/3) ... [2023-11-24 23:55:16,488 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-3.i [2023-11-24 23:55:16,507 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:55:16,508 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:55:16,572 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:55:16,580 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;@587e3c45, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:55:16,581 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:55:16,586 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-24 23:55:16,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:55:16,598 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:55:16,599 INFO L195 NwaCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:55:16,600 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:55:16,608 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:55:16,609 INFO L85 PathProgramCache]: Analyzing trace with hash 83506246, now seen corresponding path program 1 times [2023-11-24 23:55:16,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:55:16,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823002378] [2023-11-24 23:55:16,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:16,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:55:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:55:18,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:55:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:55:18,983 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:55:18,985 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:55:18,986 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:55:18,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:55:18,995 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:55:19,004 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:55:19,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-24 23:55:19,079 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-24 23:55:19,080 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-24 23:55:19,081 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-24 23:55:19,081 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-24 23:55:19,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-24 23:55:19,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-24 23:55:19,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-24 23:55:19,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-24 23:55:19,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-24 23:55:19,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-24 23:55:19,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-24 23:55:19,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-24 23:55:19,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-24 23:55:19,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short68 could not be translated [2023-11-24 23:55:19,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-24 23:55:19,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short68 could not be translated [2023-11-24 23:55:19,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-24 23:55:19,093 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-24 23:55:19,093 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-24 23:55:19,093 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-24 23:55:19,094 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-24 23:55:19,095 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-24 23:55:19,095 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-24 23:55:19,095 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated [2023-11-24 23:55:19,096 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-24 23:55:19,096 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-24 23:55:19,096 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-24 23:55:19,096 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated [2023-11-24 23:55:19,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-24 23:55:19,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated [2023-11-24 23:55:19,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-24 23:55:19,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-24 23:55:19,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-24 23:55:19,100 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated [2023-11-24 23:55:19,100 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-24 23:55:19,100 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated [2023-11-24 23:55:19,100 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated [2023-11-24 23:55:19,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short87 could not be translated [2023-11-24 23:55:19,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-24 23:55:19,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-24 23:55:19,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-24 23:55:19,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-24 23:55:19,102 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-24 23:55:19,103 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-24 23:55:19,104 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated [2023-11-24 23:55:19,104 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-24 23:55:19,104 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated [2023-11-24 23:55:19,104 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short87 could not be translated [2023-11-24 23:55:19,104 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-24 23:55:19,105 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-24 23:55:19,105 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-24 23:55:19,106 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short96 could not be translated [2023-11-24 23:55:19,106 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-24 23:55:19,106 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short92 could not be translated [2023-11-24 23:55:19,106 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-24 23:55:19,106 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-24 23:55:19,107 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-24 23:55:19,108 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-24 23:55:19,108 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-24 23:55:19,108 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-24 23:55:19,108 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short96 could not be translated [2023-11-24 23:55:19,109 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-24 23:55:19,110 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short92 could not be translated [2023-11-24 23:55:19,110 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-24 23:55:19,110 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-24 23:55:19,111 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-24 23:55:19,114 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-24 23:55:19,118 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-24 23:55:19,119 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-24 23:55:19,120 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-24 23:55:19,122 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-24 23:55:19,122 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem104 could not be translated [2023-11-24 23:55:19,124 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem104 could not be translated [2023-11-24 23:55:19,124 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-24 23:55:19,125 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-24 23:55:19,126 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-24 23:55:19,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-24 23:55:19,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated [2023-11-24 23:55:19,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated [2023-11-24 23:55:19,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:55:19 BoogieIcfgContainer [2023-11-24 23:55:19,165 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:55:19,165 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:55:19,166 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:55:19,166 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:55:19,166 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:16" (3/4) ... [2023-11-24 23:55:19,172 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:55:19,174 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:55:19,175 INFO L158 Benchmark]: Toolchain (without parser) took 5156.98ms. Allocated memory was 121.6MB in the beginning and 222.3MB in the end (delta: 100.7MB). Free memory was 79.8MB in the beginning and 106.9MB in the end (delta: -27.1MB). Peak memory consumption was 75.0MB. Max. memory is 16.1GB. [2023-11-24 23:55:19,175 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory is still 93.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:55:19,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.00ms. Allocated memory is still 121.6MB. Free memory was 79.4MB in the beginning and 64.3MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:55:19,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.53ms. Allocated memory is still 121.6MB. Free memory was 64.3MB in the beginning and 60.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:55:19,177 INFO L158 Benchmark]: Boogie Preprocessor took 116.22ms. Allocated memory is still 121.6MB. Free memory was 60.1MB in the beginning and 55.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:55:19,178 INFO L158 Benchmark]: RCFGBuilder took 1786.47ms. Allocated memory was 121.6MB in the beginning and 174.1MB in the end (delta: 52.4MB). Free memory was 55.9MB in the beginning and 131.5MB in the end (delta: -75.6MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2023-11-24 23:55:19,179 INFO L158 Benchmark]: TraceAbstraction took 2688.14ms. Allocated memory was 174.1MB in the beginning and 222.3MB in the end (delta: 48.2MB). Free memory was 131.5MB in the beginning and 106.9MB in the end (delta: 24.7MB). Peak memory consumption was 113.0MB. Max. memory is 16.1GB. [2023-11-24 23:55:19,179 INFO L158 Benchmark]: Witness Printer took 8.30ms. Allocated memory is still 222.3MB. Free memory is still 106.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:55:19,188 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory is still 93.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.00ms. Allocated memory is still 121.6MB. Free memory was 79.4MB in the beginning and 64.3MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.53ms. Allocated memory is still 121.6MB. Free memory was 64.3MB in the beginning and 60.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.22ms. Allocated memory is still 121.6MB. Free memory was 60.1MB in the beginning and 55.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1786.47ms. Allocated memory was 121.6MB in the beginning and 174.1MB in the end (delta: 52.4MB). Free memory was 55.9MB in the beginning and 131.5MB in the end (delta: -75.6MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2688.14ms. Allocated memory was 174.1MB in the beginning and 222.3MB in the end (delta: 48.2MB). Free memory was 131.5MB in the beginning and 106.9MB in the end (delta: 24.7MB). Peak memory consumption was 113.0MB. Max. memory is 16.1GB. * Witness Printer took 8.30ms. Allocated memory is still 222.3MB. Free memory is still 106.9MB. 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~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~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 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~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem108 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 someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someUnaryDOUBLEoperation at line 56, overapproximation of someBinaryArithmeticDOUBLEoperation at line 56. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {0, 0} }; [L25-L27] double double_Array_0[5] = { 127.5, 15.75, 8.5, -0.5, 5.25 }; [L28-L30] signed long int signed_long_int_Array_0[5] = { -5, -100, 500, -5, -64 }; [L31] unsigned char last_1_BOOL_unsigned_char_Array_0_0__0_ = 1; [L97] isInitial = 1 [L98] FCALL initially() [L99] COND TRUE 1 [L100] CALL updateLastVariables() [L90] EXPR BOOL_unsigned_char_Array_0[0][0] [L90] last_1_BOOL_unsigned_char_Array_0_0__0_ = BOOL_unsigned_char_Array_0[0][0] [L100] RET updateLastVariables() [L101] CALL updateVariables() [L62] BOOL_unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L63] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L63] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L64] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L64] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L65] BOOL_unsigned_char_Array_0[0][1] = __VERIFIER_nondet_uchar() [L66] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L66] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L67] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L67] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L68] double_Array_0[1] = __VERIFIER_nondet_double() [L69] EXPR double_Array_0[1] [L69] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F [L69] 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 ) [L69] EXPR double_Array_0[1] [L69] EXPR double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F [L69] EXPR double_Array_0[1] [L69] EXPR double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F [L69] 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}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L69] 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}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L69] 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}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L70] double_Array_0[2] = __VERIFIER_nondet_double() [L71] EXPR double_Array_0[2] [L71] EXPR double_Array_0[2] >= -922337.2036854765600e+13F && double_Array_0[2] <= -1.0e-20F [L71] EXPR (double_Array_0[2] >= -922337.2036854765600e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F ) [L71] EXPR double_Array_0[2] [L71] EXPR double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F [L71] EXPR double_Array_0[2] [L71] EXPR double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F [L71] EXPR (double_Array_0[2] >= -922337.2036854765600e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L71] CALL assume_abort_if_not((double_Array_0[2] >= -922337.2036854765600e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not((double_Array_0[2] >= -922337.2036854765600e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L72] double_Array_0[3] = __VERIFIER_nondet_double() [L73] EXPR double_Array_0[3] [L73] EXPR double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F [L73] EXPR (double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F ) [L73] EXPR double_Array_0[3] [L73] EXPR double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F [L73] EXPR double_Array_0[3] [L73] EXPR double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F [L73] EXPR (double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L73] CALL assume_abort_if_not((double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not((double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L74] double_Array_0[4] = __VERIFIER_nondet_double() [L75] EXPR double_Array_0[4] [L75] EXPR double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F [L75] EXPR double_Array_0[4] [L75] EXPR double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F [L75] EXPR (double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L75] CALL assume_abort_if_not((double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not((double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L76] signed_long_int_Array_0[0] = __VERIFIER_nondet_long() [L77] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L77] CALL assume_abort_if_not(signed_long_int_Array_0[0] >= -536870912) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(signed_long_int_Array_0[0] >= -536870912) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L78] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L78] CALL assume_abort_if_not(signed_long_int_Array_0[0] <= 536870912) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(signed_long_int_Array_0[0] <= 536870912) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L79] signed_long_int_Array_0[1] = __VERIFIER_nondet_long() [L80] EXPR signed_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L80] CALL assume_abort_if_not(signed_long_int_Array_0[1] >= -536870911) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(signed_long_int_Array_0[1] >= -536870911) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L81] EXPR signed_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L81] CALL assume_abort_if_not(signed_long_int_Array_0[1] <= 536870911) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(signed_long_int_Array_0[1] <= 536870911) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L82] signed_long_int_Array_0[2] = __VERIFIER_nondet_long() [L83] EXPR signed_long_int_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L83] CALL assume_abort_if_not(signed_long_int_Array_0[2] >= -1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(signed_long_int_Array_0[2] >= -1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L84] EXPR signed_long_int_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L84] CALL assume_abort_if_not(signed_long_int_Array_0[2] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(signed_long_int_Array_0[2] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L85] signed_long_int_Array_0[3] = __VERIFIER_nondet_long() [L86] EXPR signed_long_int_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L86] CALL assume_abort_if_not(signed_long_int_Array_0[3] >= -1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(signed_long_int_Array_0[3] >= -1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L87] EXPR signed_long_int_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L87] CALL assume_abort_if_not(signed_long_int_Array_0[3] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(signed_long_int_Array_0[3] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L101] RET updateVariables() [L102] CALL step() [L35] unsigned char stepLocal_0 = last_1_BOOL_unsigned_char_Array_0_0__0_; [L36] COND FALSE !(! last_1_BOOL_unsigned_char_Array_0_0__0_) [L41] EXPR signed_long_int_Array_0[3] [L41] signed long int stepLocal_2 = signed_long_int_Array_0[3]; [L42] EXPR signed_long_int_Array_0[1] [L42] signed long int stepLocal_1 = signed_long_int_Array_0[1]; [L43] EXPR signed_long_int_Array_0[2] [L43] COND FALSE !(signed_long_int_Array_0[2] <= stepLocal_2) [L50] EXPR BOOL_unsigned_char_Array_0[0][0] [L50] COND FALSE !(! BOOL_unsigned_char_Array_0[0][0]) [L53] EXPR signed_long_int_Array_0[0] [L53] EXPR ((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]) [L53] EXPR signed_long_int_Array_0[0] [L53] EXPR ((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]) [L53] EXPR signed_long_int_Array_0[1] [L53] EXPR signed_long_int_Array_0[3] [L53] signed_long_int_Array_0[4] = ((((((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]))) + signed_long_int_Array_0[1]) + signed_long_int_Array_0[3]) [L55] BOOL_unsigned_char_Array_0[0][1] [L55] COND FALSE !(BOOL_unsigned_char_Array_0[0][1]) [L58] EXPR double_Array_0[4] [L58] double_Array_0[0] = double_Array_0[4] [L102] RET step() [L103] CALL, EXPR property() [L93] EXPR (! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] || BOOL_unsigned_char_Array_0[1][0]))) : 1) : 1 [L93] EXPR ((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] || BOOL_unsigned_char_Array_0[1][0]))) : 1) : 1) && ((! BOOL_unsigned_char_Array_0[0][0]) ? (signed_long_int_Array_0[4] == ((signed long int) (signed_long_int_Array_0[3] + signed_long_int_Array_0[2]))) : (signed_long_int_Array_0[4] == ((signed long int) ((((((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]))) + signed_long_int_Array_0[1]) + signed_long_int_Array_0[3])))) [L93] EXPR BOOL_unsigned_char_Array_0[0][0] [L93] EXPR (! BOOL_unsigned_char_Array_0[0][0]) ? (signed_long_int_Array_0[4] == ((signed long int) (signed_long_int_Array_0[3] + signed_long_int_Array_0[2]))) : (signed_long_int_Array_0[4] == ((signed long int) ((((((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]))) + signed_long_int_Array_0[1]) + signed_long_int_Array_0[3]))) [L93] EXPR signed_long_int_Array_0[4] [L93] EXPR signed_long_int_Array_0[0] [L93] EXPR ((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]) [L93] EXPR signed_long_int_Array_0[0] [L93] EXPR ((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]) [L93] EXPR signed_long_int_Array_0[1] [L93] EXPR signed_long_int_Array_0[3] [L93] EXPR (! BOOL_unsigned_char_Array_0[0][0]) ? (signed_long_int_Array_0[4] == ((signed long int) (signed_long_int_Array_0[3] + signed_long_int_Array_0[2]))) : (signed_long_int_Array_0[4] == ((signed long int) ((((((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]))) + signed_long_int_Array_0[1]) + signed_long_int_Array_0[3]))) [L93] EXPR ((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] || BOOL_unsigned_char_Array_0[1][0]))) : 1) : 1) && ((! BOOL_unsigned_char_Array_0[0][0]) ? (signed_long_int_Array_0[4] == ((signed long int) (signed_long_int_Array_0[3] + signed_long_int_Array_0[2]))) : (signed_long_int_Array_0[4] == ((signed long int) ((((((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]))) + signed_long_int_Array_0[1]) + signed_long_int_Array_0[3])))) [L93] EXPR (((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] || BOOL_unsigned_char_Array_0[1][0]))) : 1) : 1) && ((! BOOL_unsigned_char_Array_0[0][0]) ? (signed_long_int_Array_0[4] == ((signed long int) (signed_long_int_Array_0[3] + signed_long_int_Array_0[2]))) : (signed_long_int_Array_0[4] == ((signed long int) ((((((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]))) + signed_long_int_Array_0[1]) + signed_long_int_Array_0[3]))))) && ((signed_long_int_Array_0[2] <= signed_long_int_Array_0[3]) ? ((signed_long_int_Array_0[1] >= signed_long_int_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1][0]))) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1][1] || (! BOOL_unsigned_char_Array_0[1][0]))))) : 1) [L93] EXPR signed_long_int_Array_0[2] [L93] EXPR signed_long_int_Array_0[3] [L93] EXPR (signed_long_int_Array_0[2] <= signed_long_int_Array_0[3]) ? ((signed_long_int_Array_0[1] >= signed_long_int_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1][0]))) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1][1] || (! BOOL_unsigned_char_Array_0[1][0]))))) : 1 [L93] EXPR (((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] || BOOL_unsigned_char_Array_0[1][0]))) : 1) : 1) && ((! BOOL_unsigned_char_Array_0[0][0]) ? (signed_long_int_Array_0[4] == ((signed long int) (signed_long_int_Array_0[3] + signed_long_int_Array_0[2]))) : (signed_long_int_Array_0[4] == ((signed long int) ((((((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]))) + signed_long_int_Array_0[1]) + signed_long_int_Array_0[3]))))) && ((signed_long_int_Array_0[2] <= signed_long_int_Array_0[3]) ? ((signed_long_int_Array_0[1] >= signed_long_int_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1][0]))) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1][1] || (! BOOL_unsigned_char_Array_0[1][0]))))) : 1) [L93] EXPR ((((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] || BOOL_unsigned_char_Array_0[1][0]))) : 1) : 1) && ((! BOOL_unsigned_char_Array_0[0][0]) ? (signed_long_int_Array_0[4] == ((signed long int) (signed_long_int_Array_0[3] + signed_long_int_Array_0[2]))) : (signed_long_int_Array_0[4] == ((signed long int) ((((((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]))) + signed_long_int_Array_0[1]) + signed_long_int_Array_0[3]))))) && ((signed_long_int_Array_0[2] <= signed_long_int_Array_0[3]) ? ((signed_long_int_Array_0[1] >= signed_long_int_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1][0]))) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1][1] || (! BOOL_unsigned_char_Array_0[1][0]))))) : 1)) && (BOOL_unsigned_char_Array_0[0][1] ? (double_Array_0[0] == ((double) (((((((((double_Array_0[1]) > (double_Array_0[3])) ? (double_Array_0[1]) : (double_Array_0[3]))) + double_Array_0[4])) < ((((((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) < 0 ) ? -((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) : ((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))))))) ? ((((((double_Array_0[1]) > (double_Array_0[3])) ? (double_Array_0[1]) : (double_Array_0[3]))) + double_Array_0[4])) : ((((((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) < 0 ) ? -((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) : ((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2])))))))))) : (double_Array_0[0] == ((double) double_Array_0[4]))) [L93] EXPR BOOL_unsigned_char_Array_0[0][1] [L93] EXPR BOOL_unsigned_char_Array_0[0][1] ? (double_Array_0[0] == ((double) (((((((((double_Array_0[1]) > (double_Array_0[3])) ? (double_Array_0[1]) : (double_Array_0[3]))) + double_Array_0[4])) < ((((((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) < 0 ) ? -((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) : ((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))))))) ? ((((((double_Array_0[1]) > (double_Array_0[3])) ? (double_Array_0[1]) : (double_Array_0[3]))) + double_Array_0[4])) : ((((((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) < 0 ) ? -((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) : ((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2])))))))))) : (double_Array_0[0] == ((double) double_Array_0[4])) [L93] EXPR double_Array_0[0] [L93] EXPR double_Array_0[4] [L93] EXPR BOOL_unsigned_char_Array_0[0][1] ? (double_Array_0[0] == ((double) (((((((((double_Array_0[1]) > (double_Array_0[3])) ? (double_Array_0[1]) : (double_Array_0[3]))) + double_Array_0[4])) < ((((((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) < 0 ) ? -((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) : ((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))))))) ? ((((((double_Array_0[1]) > (double_Array_0[3])) ? (double_Array_0[1]) : (double_Array_0[3]))) + double_Array_0[4])) : ((((((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) < 0 ) ? -((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) : ((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2])))))))))) : (double_Array_0[0] == ((double) double_Array_0[4])) [L93] EXPR ((((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] || BOOL_unsigned_char_Array_0[1][0]))) : 1) : 1) && ((! BOOL_unsigned_char_Array_0[0][0]) ? (signed_long_int_Array_0[4] == ((signed long int) (signed_long_int_Array_0[3] + signed_long_int_Array_0[2]))) : (signed_long_int_Array_0[4] == ((signed long int) ((((((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]))) + signed_long_int_Array_0[1]) + signed_long_int_Array_0[3]))))) && ((signed_long_int_Array_0[2] <= signed_long_int_Array_0[3]) ? ((signed_long_int_Array_0[1] >= signed_long_int_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1][0]))) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1][1] || (! BOOL_unsigned_char_Array_0[1][0]))))) : 1)) && (BOOL_unsigned_char_Array_0[0][1] ? (double_Array_0[0] == ((double) (((((((((double_Array_0[1]) > (double_Array_0[3])) ? (double_Array_0[1]) : (double_Array_0[3]))) + double_Array_0[4])) < ((((((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) < 0 ) ? -((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) : ((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))))))) ? ((((((double_Array_0[1]) > (double_Array_0[3])) ? (double_Array_0[1]) : (double_Array_0[3]))) + double_Array_0[4])) : ((((((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) < 0 ) ? -((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) : ((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2])))))))))) : (double_Array_0[0] == ((double) double_Array_0[4]))) [L93-L94] return ((((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] || BOOL_unsigned_char_Array_0[1][0]))) : 1) : 1) && ((! BOOL_unsigned_char_Array_0[0][0]) ? (signed_long_int_Array_0[4] == ((signed long int) (signed_long_int_Array_0[3] + signed_long_int_Array_0[2]))) : (signed_long_int_Array_0[4] == ((signed long int) ((((((signed_long_int_Array_0[0]) < 0 ) ? -(signed_long_int_Array_0[0]) : (signed_long_int_Array_0[0]))) + signed_long_int_Array_0[1]) + signed_long_int_Array_0[3]))))) && ((signed_long_int_Array_0[2] <= signed_long_int_Array_0[3]) ? ((signed_long_int_Array_0[1] >= signed_long_int_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1][0]))) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1][1] || (! BOOL_unsigned_char_Array_0[1][0]))))) : 1)) && (BOOL_unsigned_char_Array_0[0][1] ? (double_Array_0[0] == ((double) (((((((((double_Array_0[1]) > (double_Array_0[3])) ? (double_Array_0[1]) : (double_Array_0[3]))) + double_Array_0[4])) < ((((((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) < 0 ) ? -((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) : ((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))))))) ? ((((((double_Array_0[1]) > (double_Array_0[3])) ? (double_Array_0[1]) : (double_Array_0[3]))) + double_Array_0[4])) : ((((((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) < 0 ) ? -((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2]))) : ((((3.5) < (double_Array_0[2])) ? (3.5) : (double_Array_0[2])))))))))) : (double_Array_0[0] == ((double) double_Array_0[4]))) ; [L103] RET, EXPR property() [L103] 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}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 41 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 1, TraceHistogramMax: 16, 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=41occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 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 [2023-11-24 23:55:19,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91 --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 5c5409edee222b3f26bc580399bcb562d4fe1c01c7706a6bada265380f08e33c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:55:21,954 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:55:22,096 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:55:22,105 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:55:22,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:55:22,156 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:55:22,157 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:55:22,158 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:55:22,159 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:55:22,164 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:55:22,165 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:55:22,165 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:55:22,166 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:55:22,167 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:55:22,168 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:55:22,168 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:55:22,170 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:55:22,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:55:22,171 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:55:22,171 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:55:22,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:55:22,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:55:22,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:55:22,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:55:22,173 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:55:22,174 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:55:22,174 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:55:22,175 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:55:22,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:55:22,176 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:55:22,177 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:55:22,177 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:55:22,178 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:55:22,178 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:55:22,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:22,179 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:55:22,179 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:55:22,179 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:55:22,180 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:55:22,181 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:55:22,181 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:55:22,181 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:55:22,182 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:55:22,182 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:55:22,183 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_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5409edee222b3f26bc580399bcb562d4fe1c01c7706a6bada265380f08e33c [2023-11-24 23:55:22,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:55:22,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:55:22,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:55:22,641 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:55:22,641 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:55:22,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-3.i [2023-11-24 23:55:25,973 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:55:26,268 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:55:26,272 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-3.i [2023-11-24 23:55:26,282 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/data/b7a291eb5/6b36d2a8789446e3bf00a13a9ce57e39/FLAG2486efaf0 [2023-11-24 23:55:26,299 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/data/b7a291eb5/6b36d2a8789446e3bf00a13a9ce57e39 [2023-11-24 23:55:26,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:55:26,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:55:26,312 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:26,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:55:26,318 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:55:26,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:26" (1/1) ... [2023-11-24 23:55:26,320 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@568f9659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26, skipping insertion in model container [2023-11-24 23:55:26,320 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:26" (1/1) ... [2023-11-24 23:55:26,353 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:55:26,562 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_1c63b2c7-9f32-4ea0-b133-b924401c4932/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-3.i[915,928] [2023-11-24 23:55:26,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:26,726 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:55:26,744 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_1c63b2c7-9f32-4ea0-b133-b924401c4932/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-3.i[915,928] [2023-11-24 23:55:26,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:26,872 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:55:26,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26 WrapperNode [2023-11-24 23:55:26,873 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:26,874 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:26,874 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:55:26,875 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:55:26,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26" (1/1) ... [2023-11-24 23:55:26,916 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26" (1/1) ... [2023-11-24 23:55:26,987 INFO L138 Inliner]: procedures = 33, calls = 181, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 554 [2023-11-24 23:55:26,988 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:26,994 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:55:26,995 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:55:26,995 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:55:27,005 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26" (1/1) ... [2023-11-24 23:55:27,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26" (1/1) ... [2023-11-24 23:55:27,028 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26" (1/1) ... [2023-11-24 23:55:27,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26" (1/1) ... [2023-11-24 23:55:27,136 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26" (1/1) ... [2023-11-24 23:55:27,143 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26" (1/1) ... [2023-11-24 23:55:27,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26" (1/1) ... [2023-11-24 23:55:27,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26" (1/1) ... [2023-11-24 23:55:27,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:55:27,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:55:27,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:55:27,164 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:55:27,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26" (1/1) ... [2023-11-24 23:55:27,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:27,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:27,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:55:27,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:55:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:55:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-24 23:55:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-24 23:55:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 23:55:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:55:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:55:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-24 23:55:27,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:55:27,321 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:55:27,321 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:55:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:55:27,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:55:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 23:55:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:55:27,513 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:55:27,516 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:55:29,905 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:55:30,024 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:55:30,024 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:55:30,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:30 BoogieIcfgContainer [2023-11-24 23:55:30,024 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:55:30,041 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:55:30,041 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:55:30,044 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:55:30,044 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:55:26" (1/3) ... [2023-11-24 23:55:30,045 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@155c512d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:30, skipping insertion in model container [2023-11-24 23:55:30,045 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:26" (2/3) ... [2023-11-24 23:55:30,046 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@155c512d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:30, skipping insertion in model container [2023-11-24 23:55:30,046 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:30" (3/3) ... [2023-11-24 23:55:30,047 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-3.i [2023-11-24 23:55:30,071 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:55:30,071 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:55:30,143 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:55:30,149 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;@604b4b36, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:55:30,150 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:55:30,154 INFO L276 IsEmpty]: Start isEmpty. Operand has 142 states, 123 states have (on average 1.4878048780487805) internal successors, (183), 124 states have internal predecessors, (183), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-24 23:55:30,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-24 23:55:30,176 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:55:30,178 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:55:30,179 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:55:30,183 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:55:30,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1678766468, now seen corresponding path program 1 times [2023-11-24 23:55:30,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:55:30,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [112049602] [2023-11-24 23:55:30,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:30,197 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 [2023-11-24 23:55:30,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:55:30,198 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:55:30,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:55:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:55:30,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:55:30,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:55:30,676 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-24 23:55:30,676 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:55:30,677 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:55:30,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [112049602] [2023-11-24 23:55:30,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [112049602] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:55:30,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:55:30,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:55:30,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974620384] [2023-11-24 23:55:30,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:55:30,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:55:30,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:55:30,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:55:30,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:55:30,744 INFO L87 Difference]: Start difference. First operand has 142 states, 123 states have (on average 1.4878048780487805) internal successors, (183), 124 states have internal predecessors, (183), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-24 23:55:30,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:55:30,923 INFO L93 Difference]: Finished difference Result 319 states and 502 transitions. [2023-11-24 23:55:30,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:55:30,926 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 128 [2023-11-24 23:55:30,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:55:30,938 INFO L225 Difference]: With dead ends: 319 [2023-11-24 23:55:30,939 INFO L226 Difference]: Without dead ends: 178 [2023-11-24 23:55:30,943 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:55:30,947 INFO L413 NwaCegarLoop]: 252 mSDtfsCounter, 67 mSDsluCounter, 444 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:55:30,950 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 696 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:55:30,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2023-11-24 23:55:31,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 142. [2023-11-24 23:55:31,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 124 states have (on average 1.4516129032258065) internal successors, (180), 124 states have internal predecessors, (180), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-24 23:55:31,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 212 transitions. [2023-11-24 23:55:31,017 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 212 transitions. Word has length 128 [2023-11-24 23:55:31,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:55:31,019 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 212 transitions. [2023-11-24 23:55:31,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-24 23:55:31,020 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 212 transitions. [2023-11-24 23:55:31,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-24 23:55:31,023 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:55:31,024 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:55:31,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:55:31,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:55:31,225 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:55:31,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:55:31,226 INFO L85 PathProgramCache]: Analyzing trace with hash -2025202326, now seen corresponding path program 1 times [2023-11-24 23:55:31,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:55:31,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [593829558] [2023-11-24 23:55:31,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:31,229 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 [2023-11-24 23:55:31,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:55:31,232 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:55:31,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:55:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:55:31,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:55:31,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:55:31,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-24 23:55:32,050 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-24 23:55:32,051 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:55:32,051 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:55:32,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [593829558] [2023-11-24 23:55:32,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [593829558] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:55:32,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:55:32,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:55:32,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383020045] [2023-11-24 23:55:32,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:55:32,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:55:32,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:55:32,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:55:32,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:55:32,055 INFO L87 Difference]: Start difference. First operand 142 states and 212 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-24 23:55:34,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:55:34,431 INFO L93 Difference]: Finished difference Result 420 states and 624 transitions. [2023-11-24 23:55:34,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:55:34,433 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 130 [2023-11-24 23:55:34,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:55:34,438 INFO L225 Difference]: With dead ends: 420 [2023-11-24 23:55:34,438 INFO L226 Difference]: Without dead ends: 279 [2023-11-24 23:55:34,440 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:55:34,442 INFO L413 NwaCegarLoop]: 200 mSDtfsCounter, 128 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-24 23:55:34,442 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 504 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-24 23:55:34,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2023-11-24 23:55:34,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 236. [2023-11-24 23:55:34,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 200 states have (on average 1.425) internal successors, (285), 200 states have internal predecessors, (285), 32 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-24 23:55:34,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 349 transitions. [2023-11-24 23:55:34,475 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 349 transitions. Word has length 130 [2023-11-24 23:55:34,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:55:34,476 INFO L495 AbstractCegarLoop]: Abstraction has 236 states and 349 transitions. [2023-11-24 23:55:34,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-24 23:55:34,477 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 349 transitions. [2023-11-24 23:55:34,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-24 23:55:34,480 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:55:34,480 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:55:34,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:55:34,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:55:34,694 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:55:34,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:55:34,694 INFO L85 PathProgramCache]: Analyzing trace with hash -677725183, now seen corresponding path program 1 times [2023-11-24 23:55:34,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:55:34,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1095128015] [2023-11-24 23:55:34,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:34,696 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 [2023-11-24 23:55:34,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:55:34,697 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:55:34,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:55:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:55:35,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 23:55:35,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:55:35,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2023-11-24 23:55:35,811 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:55:35,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 35 [2023-11-24 23:55:36,337 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 37 treesize of output 28 [2023-11-24 23:55:36,697 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 37 treesize of output 28 [2023-11-24 23:55:37,055 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 37 treesize of output 28 [2023-11-24 23:55:37,369 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 37 treesize of output 28 [2023-11-24 23:55:37,682 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 37 treesize of output 28 [2023-11-24 23:55:38,019 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 37 treesize of output 28 [2023-11-24 23:55:38,324 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 37 treesize of output 28 [2023-11-24 23:55:38,656 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 37 treesize of output 28 [2023-11-24 23:55:39,060 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:55:39,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 17 [2023-11-24 23:55:39,096 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 40 proven. 308 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-24 23:55:39,096 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:55:39,201 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_97 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= ((_ extract 7 0) (select (select (store |c_#memory_int| |c_~#signed_long_int_Array_0~0.base| v_ArrVal_97) |c_~#BOOL_unsigned_char_Array_0~0.base|) |c_~#BOOL_unsigned_char_Array_0~0.offset|)) (_ bv0 8)))) is different from false [2023-11-24 23:55:39,213 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:55:39,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1095128015] [2023-11-24 23:55:39,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1095128015] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:55:39,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1543624873] [2023-11-24 23:55:39,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:39,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:55:39,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:55:39,217 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:55:39,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-24 23:55:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:55:40,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 23:55:40,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:55:40,755 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 21 treesize of output 20 [2023-11-24 23:55:41,225 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 32 treesize of output 23 [2023-11-24 23:55:41,588 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 25 treesize of output 18 [2023-11-24 23:55:41,850 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 25 treesize of output 18 [2023-11-24 23:55:42,145 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 25 treesize of output 18 [2023-11-24 23:55:42,434 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 25 treesize of output 18 [2023-11-24 23:55:42,770 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 25 treesize of output 18 [2023-11-24 23:55:43,128 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 25 treesize of output 18 [2023-11-24 23:55:43,462 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 25 treesize of output 18 [2023-11-24 23:55:43,877 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 25 treesize of output 18 [2023-11-24 23:55:44,395 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 25 treesize of output 18 [2023-11-24 23:55:44,511 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 25 treesize of output 18 [2023-11-24 23:55:44,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-11-24 23:55:44,706 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-24 23:55:44,707 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:55:44,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1543624873] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:55:44,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-24 23:55:44,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 12 [2023-11-24 23:55:44,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381624397] [2023-11-24 23:55:44,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:55:44,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-24 23:55:44,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:55:44,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-24 23:55:44,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=161, Unknown=1, NotChecked=26, Total=240 [2023-11-24 23:55:44,712 INFO L87 Difference]: Start difference. First operand 236 states and 349 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-24 23:55:49,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:55:54,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:55:54,885 INFO L93 Difference]: Finished difference Result 577 states and 861 transitions. [2023-11-24 23:55:54,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:55:54,887 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 130 [2023-11-24 23:55:54,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:55:54,895 INFO L225 Difference]: With dead ends: 577 [2023-11-24 23:55:54,895 INFO L226 Difference]: Without dead ends: 436 [2023-11-24 23:55:54,900 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=62, Invalid=181, Unknown=1, NotChecked=28, Total=272 [2023-11-24 23:55:54,905 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 417 mSDsluCounter, 500 mSDsCounter, 0 mSdLazyCounter, 505 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 417 SdHoareTripleChecker+Valid, 676 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 505 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:55:54,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [417 Valid, 676 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 505 Invalid, 1 Unknown, 0 Unchecked, 10.0s Time] [2023-11-24 23:55:54,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2023-11-24 23:55:54,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 399. [2023-11-24 23:55:55,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 346 states have (on average 1.439306358381503) internal successors, (498), 346 states have internal predecessors, (498), 48 states have call successors, (48), 4 states have call predecessors, (48), 4 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-24 23:55:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 594 transitions. [2023-11-24 23:55:55,011 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 594 transitions. Word has length 130 [2023-11-24 23:55:55,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:55:55,016 INFO L495 AbstractCegarLoop]: Abstraction has 399 states and 594 transitions. [2023-11-24 23:55:55,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-24 23:55:55,017 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 594 transitions. [2023-11-24 23:55:55,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-24 23:55:55,031 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:55:55,032 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:55:55,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:55:55,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-24 23:55:55,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-24 23:55:55,452 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:55:55,453 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:55:55,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1750275801, now seen corresponding path program 1 times [2023-11-24 23:55:55,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:55:55,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1801513075] [2023-11-24 23:55:55,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:55,455 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 [2023-11-24 23:55:55,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:55:55,457 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:55:55,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:55:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:55:56,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-24 23:55:56,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:55:56,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-24 23:55:56,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2023-11-24 23:55:57,077 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 30 treesize of output 23 [2023-11-24 23:55:57,388 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 30 treesize of output 23 [2023-11-24 23:55:57,647 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 30 treesize of output 23 [2023-11-24 23:55:57,881 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 30 treesize of output 23 [2023-11-24 23:55:58,097 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 30 treesize of output 23 [2023-11-24 23:55:58,321 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 30 treesize of output 23 [2023-11-24 23:55:58,596 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 30 treesize of output 23 [2023-11-24 23:55:58,838 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 30 treesize of output 23 [2023-11-24 23:55:59,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 56 [2023-11-24 23:55:59,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:55:59,141 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:55:59,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 80 [2023-11-24 23:55:59,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:55:59,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2023-11-24 23:55:59,261 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:55:59,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 18 [2023-11-24 23:55:59,289 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 28 proven. 323 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2023-11-24 23:55:59,289 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:55:59,440 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_181 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store |c_#memory_int| |c_~#signed_long_int_Array_0~0.base| v_ArrVal_181) |c_~#BOOL_unsigned_char_Array_0~0.base|) (bvadd (_ bv2 32) |c_~#BOOL_unsigned_char_Array_0~0.offset|))) (_ bv0 8))) is different from false [2023-11-24 23:55:59,450 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:55:59,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1801513075] [2023-11-24 23:55:59,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1801513075] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:55:59,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [542134541] [2023-11-24 23:55:59,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:59,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:55:59,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:55:59,453 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:55:59,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c63b2c7-9f32-4ea0-b133-b924401c4932/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-24 23:56:00,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:00,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 23:56:00,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:02,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-24 23:56:02,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1