./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-53.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a57c51c3c35fc35fae3b673a01ba8d307f47b0272dfabe8304d0498d3ff6eff6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:51:01,819 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:51:01,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:51:01,961 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:51:01,962 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:51:02,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:51:02,004 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:51:02,005 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:51:02,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:51:02,011 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:51:02,012 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:51:02,012 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:51:02,013 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:51:02,014 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:51:02,015 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:51:02,016 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:51:02,016 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:51:02,017 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:51:02,017 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:51:02,018 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:51:02,018 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:51:02,019 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:51:02,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:51:02,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:51:02,021 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:51:02,022 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:51:02,022 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:51:02,023 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:51:02,023 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:51:02,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:51:02,025 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:51:02,026 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:51:02,026 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:51:02,027 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:51:02,027 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:51:02,027 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:51:02,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:51:02,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:51:02,029 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:51:02,029 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:51:02,029 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:51:02,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:51:02,030 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:51:02,031 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:51:02,031 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:51:02,032 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_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a57c51c3c35fc35fae3b673a01ba8d307f47b0272dfabe8304d0498d3ff6eff6 [2023-11-19 04:51:02,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:51:02,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:51:02,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:51:02,373 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:51:02,374 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:51:02,376 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-53.i [2023-11-19 04:51:05,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:51:05,856 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:51:05,857 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-53.i [2023-11-19 04:51:05,867 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/data/307869894/82868936fcdb4fd2bf39b6775b15eb0a/FLAG7d45f5fa7 [2023-11-19 04:51:05,884 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/data/307869894/82868936fcdb4fd2bf39b6775b15eb0a [2023-11-19 04:51:05,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:51:05,888 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:51:05,890 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:51:05,890 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:51:05,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:51:05,896 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:51:05" (1/1) ... [2023-11-19 04:51:05,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a74d0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:05, skipping insertion in model container [2023-11-19 04:51:05,898 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:51:05" (1/1) ... [2023-11-19 04:51:05,929 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:51:06,083 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_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-53.i[916,929] [2023-11-19 04:51:06,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:51:06,160 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:51:06,174 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_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-53.i[916,929] [2023-11-19 04:51:06,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:51:06,263 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:51:06,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:06 WrapperNode [2023-11-19 04:51:06,264 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:51:06,265 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:51:06,265 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:51:06,265 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:51:06,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:06" (1/1) ... [2023-11-19 04:51:06,302 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:06" (1/1) ... [2023-11-19 04:51:06,356 INFO L138 Inliner]: procedures = 29, calls = 163, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 429 [2023-11-19 04:51:06,364 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:51:06,365 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:51:06,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:51:06,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:51:06,375 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:06" (1/1) ... [2023-11-19 04:51:06,376 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:06" (1/1) ... [2023-11-19 04:51:06,383 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:06" (1/1) ... [2023-11-19 04:51:06,383 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:06" (1/1) ... [2023-11-19 04:51:06,428 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:06" (1/1) ... [2023-11-19 04:51:06,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:06" (1/1) ... [2023-11-19 04:51:06,438 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:06" (1/1) ... [2023-11-19 04:51:06,441 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:06" (1/1) ... [2023-11-19 04:51:06,447 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:51:06,449 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:51:06,449 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:51:06,449 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:51:06,450 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:06" (1/1) ... [2023-11-19 04:51:06,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:51:06,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:51:06,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:51:06,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:51:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:51:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 04:51:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:51:06,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 04:51:06,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:51:06,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 04:51:06,561 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:51:06,562 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:51:06,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:51:06,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:51:06,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:51:06,720 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:51:06,722 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:51:07,404 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:51:08,285 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:51:08,285 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:51:08,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:51:08 BoogieIcfgContainer [2023-11-19 04:51:08,292 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:51:08,296 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:51:08,297 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:51:08,301 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:51:08,301 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:51:05" (1/3) ... [2023-11-19 04:51:08,302 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60a40a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:51:08, skipping insertion in model container [2023-11-19 04:51:08,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:06" (2/3) ... [2023-11-19 04:51:08,306 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60a40a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:51:08, skipping insertion in model container [2023-11-19 04:51:08,306 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:51:08" (3/3) ... [2023-11-19 04:51:08,308 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-53.i [2023-11-19 04:51:08,329 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:51:08,330 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:51:08,402 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:51:08,411 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;@5c1bec15, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:51:08,412 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:51:08,417 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 04:51:08,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:51:08,431 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:51:08,433 INFO L195 NwaCegarLoop]: trace histogram [18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:51:08,434 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:51:08,442 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:51:08,442 INFO L85 PathProgramCache]: Analyzing trace with hash -2125439477, now seen corresponding path program 1 times [2023-11-19 04:51:08,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:51:08,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105028737] [2023-11-19 04:51:08,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:51:08,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:51:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:51:12,399 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:51:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:51:14,963 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:51:14,966 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:51:14,968 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:51:14,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:51:14,976 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:51:14,986 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:51:15,052 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-19 04:51:15,053 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-19 04:51:15,054 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 04:51:15,054 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 04:51:15,055 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-19 04:51:15,055 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-19 04:51:15,056 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 04:51:15,056 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 04:51:15,057 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-19 04:51:15,057 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-19 04:51:15,058 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 04:51:15,059 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 04:51:15,059 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-19 04:51:15,060 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-19 04:51:15,060 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 04:51:15,061 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 04:51:15,062 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 04:51:15,062 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-11-19 04:51:15,062 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-19 04:51:15,063 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 04:51:15,063 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-19 04:51:15,063 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short60 could not be translated [2023-11-19 04:51:15,064 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-19 04:51:15,064 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-11-19 04:51:15,064 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short60 could not be translated [2023-11-19 04:51:15,065 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-19 04:51:15,065 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 04:51:15,065 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 04:51:15,065 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-19 04:51:15,066 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-19 04:51:15,066 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-19 04:51:15,066 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short68 could not be translated [2023-11-19 04:51:15,067 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-19 04:51:15,068 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 04:51:15,068 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 04:51:15,068 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-19 04:51:15,068 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 04:51:15,076 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-19 04:51:15,076 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short68 could not be translated [2023-11-19 04:51:15,076 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-19 04:51:15,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-19 04:51:15,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 04:51:15,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 04:51:15,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 04:51:15,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 04:51:15,079 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 04:51:15,079 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-19 04:51:15,080 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-19 04:51:15,080 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 04:51:15,081 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 04:51:15,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-19 04:51:15,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-19 04:51:15,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 04:51:15,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 04:51:15,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 04:51:15,086 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 04:51:15,087 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 04:51:15,087 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 04:51:15,088 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 04:51:15,088 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 04:51:15,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:51:15 BoogieIcfgContainer [2023-11-19 04:51:15,125 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:51:15,127 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:51:15,127 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:51:15,128 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:51:15,129 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:51:08" (3/4) ... [2023-11-19 04:51:15,133 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:51:15,135 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:51:15,137 INFO L158 Benchmark]: Toolchain (without parser) took 9248.38ms. Allocated memory was 159.4MB in the beginning and 463.5MB in the end (delta: 304.1MB). Free memory was 112.9MB in the beginning and 355.4MB in the end (delta: -242.5MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2023-11-19 04:51:15,138 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 159.4MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:51:15,139 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.33ms. Allocated memory is still 159.4MB. Free memory was 112.9MB in the beginning and 96.5MB in the end (delta: 16.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:51:15,140 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.37ms. Allocated memory is still 159.4MB. Free memory was 96.5MB in the beginning and 92.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:51:15,142 INFO L158 Benchmark]: Boogie Preprocessor took 82.74ms. Allocated memory is still 159.4MB. Free memory was 92.3MB in the beginning and 88.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:51:15,146 INFO L158 Benchmark]: RCFGBuilder took 1843.90ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 88.9MB in the beginning and 170.7MB in the end (delta: -81.8MB). Peak memory consumption was 84.1MB. Max. memory is 16.1GB. [2023-11-19 04:51:15,149 INFO L158 Benchmark]: TraceAbstraction took 6829.10ms. Allocated memory was 220.2MB in the beginning and 463.5MB in the end (delta: 243.3MB). Free memory was 170.7MB in the beginning and 355.4MB in the end (delta: -184.7MB). Peak memory consumption was 204.9MB. Max. memory is 16.1GB. [2023-11-19 04:51:15,150 INFO L158 Benchmark]: Witness Printer took 8.93ms. Allocated memory is still 463.5MB. Free memory is still 355.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:51:15,159 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 159.4MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.33ms. Allocated memory is still 159.4MB. Free memory was 112.9MB in the beginning and 96.5MB in the end (delta: 16.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.37ms. Allocated memory is still 159.4MB. Free memory was 96.5MB in the beginning and 92.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.74ms. Allocated memory is still 159.4MB. Free memory was 92.3MB in the beginning and 88.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1843.90ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 88.9MB in the beginning and 170.7MB in the end (delta: -81.8MB). Peak memory consumption was 84.1MB. Max. memory is 16.1GB. * TraceAbstraction took 6829.10ms. Allocated memory was 220.2MB in the beginning and 463.5MB in the end (delta: 243.3MB). Free memory was 170.7MB in the beginning and 355.4MB in the end (delta: -184.7MB). Peak memory consumption was 204.9MB. Max. memory is 16.1GB. * Witness Printer took 8.93ms. Allocated memory is still 463.5MB. Free memory is still 355.4MB. 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~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 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 64. Possible FailurePath: [L39] unsigned char isInitial = 0; [L40-L56] struct WrapperStruct00 WrapperStruct00 = { 5, 1456677701, 1000000000, 1, 0, 0, 0, 256.5, 8.8, 1, 16, 3110219175, 128, 1, 0 }; [L123] isInitial = 1 [L124] FCALL initially() [L125] COND TRUE 1 [L126] FCALL updateLastVariables() [L127] CALL updateVariables() [L87] WrapperStruct00.var_1_3 = __VERIFIER_nondet_ulong() [L88] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1] [L88] CALL assume_abort_if_not(WrapperStruct00.var_1_3 >= 1073741823) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(WrapperStruct00.var_1_3 >= 1073741823) VAL [WrapperStruct00={4:0}, isInitial=1] [L89] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1] [L89] CALL assume_abort_if_not(WrapperStruct00.var_1_3 <= 2147483647) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(WrapperStruct00.var_1_3 <= 2147483647) VAL [WrapperStruct00={4:0}, isInitial=1] [L90] WrapperStruct00.var_1_4 = __VERIFIER_nondet_ulong() [L91] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L91] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= 536870911) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= 536870911) VAL [WrapperStruct00={4:0}, isInitial=1] [L92] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L92] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 1073741823) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 1073741823) VAL [WrapperStruct00={4:0}, isInitial=1] [L93] WrapperStruct00.var_1_5 = __VERIFIER_nondet_ulong() [L94] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L95] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1] [L95] CALL assume_abort_if_not(WrapperStruct00.var_1_5 <= 536870911) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(WrapperStruct00.var_1_5 <= 536870911) VAL [WrapperStruct00={4:0}, isInitial=1] [L96] WrapperStruct00.var_1_7 = __VERIFIER_nondet_uchar() [L97] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, isInitial=1] [L97] CALL assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L98] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, isInitial=1] [L98] CALL assume_abort_if_not(WrapperStruct00.var_1_7 <= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(WrapperStruct00.var_1_7 <= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L99] WrapperStruct00.var_1_9 = __VERIFIER_nondet_double() [L100] EXPR WrapperStruct00.var_1_9 [L100] EXPR WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L100] EXPR (WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F ) [L100] EXPR WrapperStruct00.var_1_9 [L100] EXPR WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F [L100] EXPR WrapperStruct00.var_1_9 [L100] EXPR WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F [L100] EXPR (WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L100] CALL assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L101] WrapperStruct00.var_1_10 = __VERIFIER_nondet_double() [L102] EXPR WrapperStruct00.var_1_10 [L102] EXPR WrapperStruct00.var_1_10 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F [L102] EXPR WrapperStruct00.var_1_10 [L102] EXPR WrapperStruct00.var_1_10 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F [L102] EXPR (WrapperStruct00.var_1_10 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L102] CALL assume_abort_if_not((WrapperStruct00.var_1_10 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not((WrapperStruct00.var_1_10 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L103] WrapperStruct00.var_1_11 = __VERIFIER_nondet_uchar() [L104] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_11 >= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(WrapperStruct00.var_1_11 >= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L105] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_11 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(WrapperStruct00.var_1_11 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L106] WrapperStruct00.var_1_13 = __VERIFIER_nondet_ulong() [L107] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= 2147483647) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= 2147483647) VAL [WrapperStruct00={4:0}, isInitial=1] [L108] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 4294967295) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 4294967295) VAL [WrapperStruct00={4:0}, isInitial=1] [L109] WrapperStruct00.var_1_14 = __VERIFIER_nondet_ushort() [L110] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1] [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L111] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 65534) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 65534) VAL [WrapperStruct00={4:0}, isInitial=1] [L112] WrapperStruct00.var_1_16 = __VERIFIER_nondet_uchar() [L113] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, isInitial=1] [L113] CALL assume_abort_if_not(WrapperStruct00.var_1_16 >= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(WrapperStruct00.var_1_16 >= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L114] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, isInitial=1] [L114] CALL assume_abort_if_not(WrapperStruct00.var_1_16 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(WrapperStruct00.var_1_16 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L127] RET updateVariables() [L128] CALL step() [L60] EXPR WrapperStruct00.var_1_7 [L60] WrapperStruct00.var_1_6 = WrapperStruct00.var_1_7 [L61] EXPR WrapperStruct00.var_1_5 [L61] EXPR WrapperStruct00.var_1_13 [L61] EXPR WrapperStruct00.var_1_4 [L61] COND TRUE WrapperStruct00.var_1_5 <= (WrapperStruct00.var_1_13 - WrapperStruct00.var_1_4) [L62] EXPR WrapperStruct00.var_1_14 [L62] EXPR ((WrapperStruct00.var_1_14) < 0 ) ? -(WrapperStruct00.var_1_14) : (WrapperStruct00.var_1_14) [L62] EXPR WrapperStruct00.var_1_14 [L62] EXPR ((WrapperStruct00.var_1_14) < 0 ) ? -(WrapperStruct00.var_1_14) : (WrapperStruct00.var_1_14) [L62] WrapperStruct00.var_1_12 = ((((WrapperStruct00.var_1_14) < 0 ) ? -(WrapperStruct00.var_1_14) : (WrapperStruct00.var_1_14))) [L64] EXPR WrapperStruct00.var_1_9 [L64] EXPR WrapperStruct00.var_1_10 [L64] COND TRUE (WrapperStruct00.var_1_9 * 16.5f) > WrapperStruct00.var_1_10 [L65] EXPR WrapperStruct00.var_1_11 [L65] WrapperStruct00.var_1_15 = (! WrapperStruct00.var_1_11) [L69] EXPR WrapperStruct00.var_1_12 [L69] EXPR WrapperStruct00.var_1_3 [L69] EXPR WrapperStruct00.var_1_4 [L69] EXPR WrapperStruct00.var_1_12 [L69] WrapperStruct00.var_1_1 = (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_3 - (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_12))) [L70] EXPR WrapperStruct00.var_1_12 [L70] EXPR WrapperStruct00.var_1_12 [L70] EXPR ((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12) [L70] EXPR WrapperStruct00.var_1_12 [L70] EXPR ((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12) [L70] signed long int stepLocal_1 = (((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12)); [L71] EXPR WrapperStruct00.var_1_3 [L71] unsigned long int stepLocal_0 = WrapperStruct00.var_1_3; [L72] EXPR WrapperStruct00.var_1_4 [L72] EXPR WrapperStruct00.var_1_3 [L72] EXPR ((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3) [L72] EXPR WrapperStruct00.var_1_3 [L72] EXPR ((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3) [L72] COND TRUE stepLocal_1 != ((((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3))) [L73] EXPR WrapperStruct00.var_1_9 [L73] EXPR WrapperStruct00.var_1_10 [L73] COND TRUE WrapperStruct00.var_1_9 == WrapperStruct00.var_1_10 [L74] WrapperStruct00.var_1_6 [L74] COND FALSE !(WrapperStruct00.var_1_6) [L128] RET step() [L129] CALL, EXPR property() [L119] EXPR WrapperStruct00.var_1_1 [L119] EXPR WrapperStruct00.var_1_12 [L119] EXPR WrapperStruct00.var_1_3 [L119] EXPR WrapperStruct00.var_1_4 [L119] EXPR WrapperStruct00.var_1_12 [L119] EXPR (WrapperStruct00.var_1_1 == ((unsigned long int) (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_3 - (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_12))))) && (WrapperStruct00.var_1_6 == ((unsigned char) WrapperStruct00.var_1_7)) [L119] EXPR WrapperStruct00.var_1_6 [L119] EXPR WrapperStruct00.var_1_7 [L119] EXPR (WrapperStruct00.var_1_1 == ((unsigned long int) (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_3 - (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_12))))) && (WrapperStruct00.var_1_6 == ((unsigned char) WrapperStruct00.var_1_7)) [L119] EXPR ((WrapperStruct00.var_1_1 == ((unsigned long int) (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_3 - (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_12))))) && (WrapperStruct00.var_1_6 == ((unsigned char) WrapperStruct00.var_1_7))) && ((((((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12))) != ((((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3)))) ? ((WrapperStruct00.var_1_9 == WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_6 ? ((WrapperStruct00.var_1_3 >= WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_8 == ((unsigned char) (WrapperStruct00.var_1_7 || WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_7))) : 1) : 1) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_11))) [L119] EXPR WrapperStruct00.var_1_12 [L119] EXPR WrapperStruct00.var_1_12 [L119] EXPR ((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12) [L119] EXPR WrapperStruct00.var_1_12 [L119] EXPR ((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12) [L119] EXPR WrapperStruct00.var_1_4 [L119] EXPR WrapperStruct00.var_1_3 [L119] EXPR ((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3) [L119] EXPR WrapperStruct00.var_1_3 [L119] EXPR ((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3) [L119] EXPR (((((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12))) != ((((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3)))) ? ((WrapperStruct00.var_1_9 == WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_6 ? ((WrapperStruct00.var_1_3 >= WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_8 == ((unsigned char) (WrapperStruct00.var_1_7 || WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_7))) : 1) : 1) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_11)) [L119] EXPR WrapperStruct00.var_1_9 [L119] EXPR WrapperStruct00.var_1_10 [L119] EXPR (WrapperStruct00.var_1_9 == WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_6 ? ((WrapperStruct00.var_1_3 >= WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_8 == ((unsigned char) (WrapperStruct00.var_1_7 || WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_7))) : 1) : 1 [L119] EXPR (((((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12))) != ((((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3)))) ? ((WrapperStruct00.var_1_9 == WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_6 ? ((WrapperStruct00.var_1_3 >= WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_8 == ((unsigned char) (WrapperStruct00.var_1_7 || WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_7))) : 1) : 1) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_11)) [L119] EXPR ((WrapperStruct00.var_1_1 == ((unsigned long int) (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_3 - (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_12))))) && (WrapperStruct00.var_1_6 == ((unsigned char) WrapperStruct00.var_1_7))) && ((((((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12))) != ((((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3)))) ? ((WrapperStruct00.var_1_9 == WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_6 ? ((WrapperStruct00.var_1_3 >= WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_8 == ((unsigned char) (WrapperStruct00.var_1_7 || WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_7))) : 1) : 1) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_11))) [L119] EXPR (((WrapperStruct00.var_1_1 == ((unsigned long int) (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_3 - (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_12))))) && (WrapperStruct00.var_1_6 == ((unsigned char) WrapperStruct00.var_1_7))) && ((((((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12))) != ((((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3)))) ? ((WrapperStruct00.var_1_9 == WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_6 ? ((WrapperStruct00.var_1_3 >= WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_8 == ((unsigned char) (WrapperStruct00.var_1_7 || WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_7))) : 1) : 1) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_11)))) && ((WrapperStruct00.var_1_5 <= (WrapperStruct00.var_1_13 - WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_12 == ((unsigned short int) ((((WrapperStruct00.var_1_14) < 0 ) ? -(WrapperStruct00.var_1_14) : (WrapperStruct00.var_1_14))))) : 1) [L119] EXPR WrapperStruct00.var_1_5 [L119] EXPR WrapperStruct00.var_1_13 [L119] EXPR WrapperStruct00.var_1_4 [L119] EXPR (WrapperStruct00.var_1_5 <= (WrapperStruct00.var_1_13 - WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_12 == ((unsigned short int) ((((WrapperStruct00.var_1_14) < 0 ) ? -(WrapperStruct00.var_1_14) : (WrapperStruct00.var_1_14))))) : 1 [L119] EXPR WrapperStruct00.var_1_12 [L119] EXPR WrapperStruct00.var_1_14 [L119] EXPR ((WrapperStruct00.var_1_14) < 0 ) ? -(WrapperStruct00.var_1_14) : (WrapperStruct00.var_1_14) [L119] EXPR WrapperStruct00.var_1_14 [L119] EXPR ((WrapperStruct00.var_1_14) < 0 ) ? -(WrapperStruct00.var_1_14) : (WrapperStruct00.var_1_14) [L119] EXPR (WrapperStruct00.var_1_5 <= (WrapperStruct00.var_1_13 - WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_12 == ((unsigned short int) ((((WrapperStruct00.var_1_14) < 0 ) ? -(WrapperStruct00.var_1_14) : (WrapperStruct00.var_1_14))))) : 1 [L119] EXPR (((WrapperStruct00.var_1_1 == ((unsigned long int) (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_3 - (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_12))))) && (WrapperStruct00.var_1_6 == ((unsigned char) WrapperStruct00.var_1_7))) && ((((((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12))) != ((((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3)))) ? ((WrapperStruct00.var_1_9 == WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_6 ? ((WrapperStruct00.var_1_3 >= WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_8 == ((unsigned char) (WrapperStruct00.var_1_7 || WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_7))) : 1) : 1) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_11)))) && ((WrapperStruct00.var_1_5 <= (WrapperStruct00.var_1_13 - WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_12 == ((unsigned short int) ((((WrapperStruct00.var_1_14) < 0 ) ? -(WrapperStruct00.var_1_14) : (WrapperStruct00.var_1_14))))) : 1) [L119] EXPR ((((WrapperStruct00.var_1_1 == ((unsigned long int) (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_3 - (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_12))))) && (WrapperStruct00.var_1_6 == ((unsigned char) WrapperStruct00.var_1_7))) && ((((((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12))) != ((((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3)))) ? ((WrapperStruct00.var_1_9 == WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_6 ? ((WrapperStruct00.var_1_3 >= WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_8 == ((unsigned char) (WrapperStruct00.var_1_7 || WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_7))) : 1) : 1) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_11)))) && ((WrapperStruct00.var_1_5 <= (WrapperStruct00.var_1_13 - WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_12 == ((unsigned short int) ((((WrapperStruct00.var_1_14) < 0 ) ? -(WrapperStruct00.var_1_14) : (WrapperStruct00.var_1_14))))) : 1)) && (((WrapperStruct00.var_1_9 * 16.5f) > WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_15 == ((unsigned char) (! WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_15 == ((unsigned char) (WrapperStruct00.var_1_11 && WrapperStruct00.var_1_16)))) [L119] EXPR WrapperStruct00.var_1_9 [L119] EXPR WrapperStruct00.var_1_10 [L119] EXPR ((WrapperStruct00.var_1_9 * 16.5f) > WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_15 == ((unsigned char) (! WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_15 == ((unsigned char) (WrapperStruct00.var_1_11 && WrapperStruct00.var_1_16))) [L119] EXPR WrapperStruct00.var_1_15 [L119] EXPR WrapperStruct00.var_1_11 [L119] EXPR WrapperStruct00.var_1_11 && WrapperStruct00.var_1_16 [L119] EXPR WrapperStruct00.var_1_16 [L119] EXPR WrapperStruct00.var_1_11 && WrapperStruct00.var_1_16 [L119] EXPR ((WrapperStruct00.var_1_9 * 16.5f) > WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_15 == ((unsigned char) (! WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_15 == ((unsigned char) (WrapperStruct00.var_1_11 && WrapperStruct00.var_1_16))) [L119] EXPR ((((WrapperStruct00.var_1_1 == ((unsigned long int) (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_3 - (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_12))))) && (WrapperStruct00.var_1_6 == ((unsigned char) WrapperStruct00.var_1_7))) && ((((((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12))) != ((((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3)))) ? ((WrapperStruct00.var_1_9 == WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_6 ? ((WrapperStruct00.var_1_3 >= WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_8 == ((unsigned char) (WrapperStruct00.var_1_7 || WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_7))) : 1) : 1) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_11)))) && ((WrapperStruct00.var_1_5 <= (WrapperStruct00.var_1_13 - WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_12 == ((unsigned short int) ((((WrapperStruct00.var_1_14) < 0 ) ? -(WrapperStruct00.var_1_14) : (WrapperStruct00.var_1_14))))) : 1)) && (((WrapperStruct00.var_1_9 * 16.5f) > WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_15 == ((unsigned char) (! WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_15 == ((unsigned char) (WrapperStruct00.var_1_11 && WrapperStruct00.var_1_16)))) [L119-L120] return ((((WrapperStruct00.var_1_1 == ((unsigned long int) (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_3 - (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_12))))) && (WrapperStruct00.var_1_6 == ((unsigned char) WrapperStruct00.var_1_7))) && ((((((WrapperStruct00.var_1_12) < (WrapperStruct00.var_1_12)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_12))) != ((((WrapperStruct00.var_1_4) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_3)))) ? ((WrapperStruct00.var_1_9 == WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_6 ? ((WrapperStruct00.var_1_3 >= WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_8 == ((unsigned char) (WrapperStruct00.var_1_7 || WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_7))) : 1) : 1) : (WrapperStruct00.var_1_8 == ((unsigned char) WrapperStruct00.var_1_11)))) && ((WrapperStruct00.var_1_5 <= (WrapperStruct00.var_1_13 - WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_12 == ((unsigned short int) ((((WrapperStruct00.var_1_14) < 0 ) ? -(WrapperStruct00.var_1_14) : (WrapperStruct00.var_1_14))))) : 1)) && (((WrapperStruct00.var_1_9 * 16.5f) > WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_15 == ((unsigned char) (! WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_15 == ((unsigned char) (WrapperStruct00.var_1_11 && WrapperStruct00.var_1_16)))) ; [L129] RET, EXPR property() [L129] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1] [L19] reach_error() VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.6s, OverallIterations: 1, TraceHistogramMax: 18, 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=45occurred 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, 3.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 76 NumberOfCodeBlocks, 76 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:51:15,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/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_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a57c51c3c35fc35fae3b673a01ba8d307f47b0272dfabe8304d0498d3ff6eff6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:51:17,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:51:18,109 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:51:18,118 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:51:18,119 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:51:18,165 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:51:18,166 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:51:18,167 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:51:18,168 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:51:18,173 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:51:18,173 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:51:18,174 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:51:18,174 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:51:18,175 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:51:18,175 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:51:18,175 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:51:18,176 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:51:18,177 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:51:18,177 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:51:18,177 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:51:18,178 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:51:18,178 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:51:18,179 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:51:18,179 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:51:18,180 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:51:18,180 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:51:18,181 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:51:18,181 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:51:18,182 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:51:18,182 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:51:18,184 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:51:18,184 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:51:18,184 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:51:18,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:51:18,185 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:51:18,185 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:51:18,185 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:51:18,186 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:51:18,186 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:51:18,187 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:51:18,187 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:51:18,188 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:51:18,188 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_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a57c51c3c35fc35fae3b673a01ba8d307f47b0272dfabe8304d0498d3ff6eff6 [2023-11-19 04:51:18,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:51:18,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:51:18,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:51:18,618 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:51:18,618 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:51:18,620 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-53.i [2023-11-19 04:51:21,704 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:51:22,020 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:51:22,021 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-53.i [2023-11-19 04:51:22,035 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/data/4074ee247/45dfd805a3ae49cca8c6c3b4d09d8b84/FLAG06d5c17b7 [2023-11-19 04:51:22,048 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/data/4074ee247/45dfd805a3ae49cca8c6c3b4d09d8b84 [2023-11-19 04:51:22,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:51:22,052 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:51:22,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:51:22,054 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:51:22,060 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:51:22,060 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:51:22" (1/1) ... [2023-11-19 04:51:22,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a9a4996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22, skipping insertion in model container [2023-11-19 04:51:22,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:51:22" (1/1) ... [2023-11-19 04:51:22,092 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:51:22,246 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_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-53.i[916,929] [2023-11-19 04:51:22,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:51:22,330 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:51:22,356 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_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-53.i[916,929] [2023-11-19 04:51:22,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:51:22,509 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:51:22,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22 WrapperNode [2023-11-19 04:51:22,510 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:51:22,512 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:51:22,512 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:51:22,512 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:51:22,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22" (1/1) ... [2023-11-19 04:51:22,552 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22" (1/1) ... [2023-11-19 04:51:22,610 INFO L138 Inliner]: procedures = 36, calls = 163, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 429 [2023-11-19 04:51:22,611 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:51:22,615 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:51:22,616 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:51:22,616 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:51:22,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22" (1/1) ... [2023-11-19 04:51:22,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22" (1/1) ... [2023-11-19 04:51:22,648 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22" (1/1) ... [2023-11-19 04:51:22,649 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22" (1/1) ... [2023-11-19 04:51:22,707 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22" (1/1) ... [2023-11-19 04:51:22,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22" (1/1) ... [2023-11-19 04:51:22,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22" (1/1) ... [2023-11-19 04:51:22,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22" (1/1) ... [2023-11-19 04:51:22,753 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:51:22,754 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:51:22,754 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:51:22,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:51:22,755 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22" (1/1) ... [2023-11-19 04:51:22,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:51:22,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:51:22,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:51:22,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:51:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:51:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 04:51:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 04:51:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 04:51:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 04:51:22,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:51:22,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:51:22,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-19 04:51:22,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:51:22,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 04:51:22,858 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:51:22,859 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:51:22,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:51:22,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:51:22,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 04:51:22,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 04:51:22,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:51:23,009 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:51:23,013 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:51:24,322 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:51:24,339 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:51:24,339 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:51:24,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:51:24 BoogieIcfgContainer [2023-11-19 04:51:24,346 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:51:24,349 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:51:24,349 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:51:24,352 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:51:24,353 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:51:22" (1/3) ... [2023-11-19 04:51:24,353 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@123e539b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:51:24, skipping insertion in model container [2023-11-19 04:51:24,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:51:22" (2/3) ... [2023-11-19 04:51:24,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@123e539b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:51:24, skipping insertion in model container [2023-11-19 04:51:24,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:51:24" (3/3) ... [2023-11-19 04:51:24,359 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-53.i [2023-11-19 04:51:24,379 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:51:24,379 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:51:24,470 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:51:24,478 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;@59bc6d71, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:51:24,479 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:51:24,487 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 91 states have (on average 1.4065934065934067) internal successors, (128), 92 states have internal predecessors, (128), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 04:51:24,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 04:51:24,514 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:51:24,515 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:51:24,516 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:51:24,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:51:24,524 INFO L85 PathProgramCache]: Analyzing trace with hash -1513522922, now seen corresponding path program 1 times [2023-11-19 04:51:24,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:51:24,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [917495525] [2023-11-19 04:51:24,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:51:24,545 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:51:24,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:51:24,550 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:51:24,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 04:51:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:51:25,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:51:25,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:51:25,205 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2023-11-19 04:51:25,213 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:51:25,214 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:51:25,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [917495525] [2023-11-19 04:51:25,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [917495525] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:51:25,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:51:25,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:51:25,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786328155] [2023-11-19 04:51:25,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:51:25,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:51:25,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:51:25,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:51:25,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:51:25,286 INFO L87 Difference]: Start difference. First operand has 112 states, 91 states have (on average 1.4065934065934067) internal successors, (128), 92 states have internal predecessors, (128), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-19 04:51:25,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:51:25,356 INFO L93 Difference]: Finished difference Result 217 states and 340 transitions. [2023-11-19 04:51:25,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:51:25,359 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 140 [2023-11-19 04:51:25,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:51:25,375 INFO L225 Difference]: With dead ends: 217 [2023-11-19 04:51:25,375 INFO L226 Difference]: Without dead ends: 108 [2023-11-19 04:51:25,381 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:51:25,387 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:51:25,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:51:25,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2023-11-19 04:51:25,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2023-11-19 04:51:25,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 88 states have (on average 1.3522727272727273) internal successors, (119), 88 states have internal predecessors, (119), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 04:51:25,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 155 transitions. [2023-11-19 04:51:25,467 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 155 transitions. Word has length 140 [2023-11-19 04:51:25,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:51:25,468 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 155 transitions. [2023-11-19 04:51:25,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-19 04:51:25,469 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 155 transitions. [2023-11-19 04:51:25,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 04:51:25,480 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:51:25,481 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:51:25,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:51:25,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:51:25,690 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:51:25,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:51:25,691 INFO L85 PathProgramCache]: Analyzing trace with hash -202382474, now seen corresponding path program 1 times [2023-11-19 04:51:25,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:51:25,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1805004380] [2023-11-19 04:51:25,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:51:25,693 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:51:25,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:51:25,716 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:51:25,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 04:51:26,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:51:26,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:51:26,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:51:26,202 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 21 treesize of output 9 [2023-11-19 04:51:26,249 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 04:51:26,250 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:51:26,250 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:51:26,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1805004380] [2023-11-19 04:51:26,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1805004380] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:51:26,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:51:26,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:51:26,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826255673] [2023-11-19 04:51:26,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:51:26,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:51:26,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:51:26,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:51:26,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:51:26,255 INFO L87 Difference]: Start difference. First operand 108 states and 155 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 04:51:26,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:51:26,308 INFO L93 Difference]: Finished difference Result 213 states and 307 transitions. [2023-11-19 04:51:26,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:51:26,309 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 140 [2023-11-19 04:51:26,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:51:26,312 INFO L225 Difference]: With dead ends: 213 [2023-11-19 04:51:26,312 INFO L226 Difference]: Without dead ends: 108 [2023-11-19 04:51:26,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:51:26,315 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 1 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:51:26,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 302 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:51:26,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2023-11-19 04:51:26,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2023-11-19 04:51:26,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 88 states have (on average 1.3409090909090908) internal successors, (118), 88 states have internal predecessors, (118), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 04:51:26,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 154 transitions. [2023-11-19 04:51:26,330 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 154 transitions. Word has length 140 [2023-11-19 04:51:26,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:51:26,332 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 154 transitions. [2023-11-19 04:51:26,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 04:51:26,333 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 154 transitions. [2023-11-19 04:51:26,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 04:51:26,335 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:51:26,336 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:51:26,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:51:26,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:51:26,545 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:51:26,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:51:26,546 INFO L85 PathProgramCache]: Analyzing trace with hash -1223450828, now seen corresponding path program 1 times [2023-11-19 04:51:26,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:51:26,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [251729826] [2023-11-19 04:51:26,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:51:26,548 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:51:26,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:51:26,550 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:51:26,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 04:51:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:51:27,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-19 04:51:27,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:51:27,066 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 8 treesize of output 1 [2023-11-19 04:51:27,396 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 38 treesize of output 16 [2023-11-19 04:51:27,543 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 38 treesize of output 16 [2023-11-19 04:51:27,675 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 39 treesize of output 36 [2023-11-19 04:51:30,054 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:51:30,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 59 treesize of output 62 [2023-11-19 04:51:34,625 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:51:34,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 78 treesize of output 68 [2023-11-19 04:51:35,220 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:51:35,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 78 treesize of output 68 [2023-11-19 04:51:35,782 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:51:35,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 73 treesize of output 78 [2023-11-19 04:51:36,595 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:51:36,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 88 treesize of output 81 [2023-11-19 04:51:37,306 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:51:37,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 88 treesize of output 81 [2023-11-19 04:51:37,496 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:51:37,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 88 treesize of output 81 [2023-11-19 04:51:37,569 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:51:37,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 84 treesize of output 81 [2023-11-19 04:51:38,164 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:51:38,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 78 treesize of output 30 [2023-11-19 04:51:38,257 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 434 proven. 84 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-11-19 04:51:38,262 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:51:38,669 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:51:38,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [251729826] [2023-11-19 04:51:38,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [251729826] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:51:38,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [640086815] [2023-11-19 04:51:38,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:51:38,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:51:38,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:51:38,674 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:51:38,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8801ff0-ba0a-4f8e-ad2a-e9ab25542c93/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 04:51:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:51:39,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 04:51:39,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:51:39,871 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 8 treesize of output 4 [2023-11-19 04:51:39,976 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 [2023-11-19 04:51:44,731 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 14 [2023-11-19 04:51:44,903 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 14 [2023-11-19 04:51:45,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2023-11-19 04:51:49,532 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:51:49,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 44 [2023-11-19 04:51:56,064 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:51:56,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 55