./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2 --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 50be18fcf69a7c1dbc1c561b7fb19ea5d9f8670f998b213ac5992856b4ad08c0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 11:22:31,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 11:22:31,670 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 11:22:31,679 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 11:22:31,681 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 11:22:31,703 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 11:22:31,704 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 11:22:31,705 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 11:22:31,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 11:22:31,706 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 11:22:31,706 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 11:22:31,707 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 11:22:31,707 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 11:22:31,707 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 11:22:31,708 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 11:22:31,708 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 11:22:31,709 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 11:22:31,709 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 11:22:31,709 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 11:22:31,710 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 11:22:31,710 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 11:22:31,716 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 11:22:31,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 11:22:31,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 11:22:31,718 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 11:22:31,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 11:22:31,718 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 11:22:31,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 11:22:31,719 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 11:22:31,719 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 11:22:31,719 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 11:22:31,720 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 11:22:31,720 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 11:22:31,720 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 11:22:31,721 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 11:22:31,724 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 11:22:31,724 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 11:22:31,725 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 11:22:31,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:22:31,725 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 11:22:31,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 11:22:31,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 11:22:31,728 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 11:22:31,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 11:22:31,728 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 11:22:31,728 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 11:22:31,730 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 11:22:31,730 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_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50be18fcf69a7c1dbc1c561b7fb19ea5d9f8670f998b213ac5992856b4ad08c0 [2024-11-02 11:22:32,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 11:22:32,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 11:22:32,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 11:22:32,064 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 11:22:32,065 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 11:22:32,066 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i Unable to find full path for "g++" [2024-11-02 11:22:34,252 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 11:22:34,475 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 11:22:34,476 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i [2024-11-02 11:22:34,493 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/data/83ed44144/53c3770e904d4f7783fd46ed3d17b96b/FLAGb95e76bd7 [2024-11-02 11:22:34,840 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/data/83ed44144/53c3770e904d4f7783fd46ed3d17b96b [2024-11-02 11:22:34,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 11:22:34,849 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 11:22:34,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 11:22:34,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 11:22:34,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 11:22:34,867 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:22:34" (1/1) ... [2024-11-02 11:22:34,871 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b1b420e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:34, skipping insertion in model container [2024-11-02 11:22:34,875 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:22:34" (1/1) ... [2024-11-02 11:22:34,952 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 11:22:35,291 WARN L251 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_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i[916,929] [2024-11-02 11:22:35,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:22:35,535 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 11:22:35,558 WARN L251 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_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i[916,929] [2024-11-02 11:22:35,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:22:35,717 INFO L204 MainTranslator]: Completed translation [2024-11-02 11:22:35,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:35 WrapperNode [2024-11-02 11:22:35,721 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 11:22:35,723 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 11:22:35,725 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 11:22:35,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 11:22:35,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:35" (1/1) ... [2024-11-02 11:22:35,759 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:35" (1/1) ... [2024-11-02 11:22:35,875 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2024-11-02 11:22:35,880 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 11:22:35,881 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 11:22:35,881 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 11:22:35,881 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 11:22:35,903 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:35" (1/1) ... [2024-11-02 11:22:35,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:35" (1/1) ... [2024-11-02 11:22:35,914 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:35" (1/1) ... [2024-11-02 11:22:35,914 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:35" (1/1) ... [2024-11-02 11:22:35,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:35" (1/1) ... [2024-11-02 11:22:35,956 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:35" (1/1) ... [2024-11-02 11:22:35,975 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:35" (1/1) ... [2024-11-02 11:22:35,978 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:35" (1/1) ... [2024-11-02 11:22:35,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 11:22:35,998 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 11:22:35,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 11:22:36,000 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 11:22:36,006 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:35" (1/1) ... [2024-11-02 11:22:36,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:22:36,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 11:22:36,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 11:22:36,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 11:22:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 11:22:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 11:22:36,149 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 11:22:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 11:22:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 11:22:36,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 11:22:36,268 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 11:22:36,273 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 11:22:36,955 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-02 11:22:36,956 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 11:22:37,397 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 11:22:37,397 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 11:22:37,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:22:37 BoogieIcfgContainer [2024-11-02 11:22:37,398 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 11:22:37,401 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 11:22:37,401 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 11:22:37,406 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 11:22:37,407 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:22:34" (1/3) ... [2024-11-02 11:22:37,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@106dabe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:22:37, skipping insertion in model container [2024-11-02 11:22:37,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:35" (2/3) ... [2024-11-02 11:22:37,409 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@106dabe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:22:37, skipping insertion in model container [2024-11-02 11:22:37,410 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:22:37" (3/3) ... [2024-11-02 11:22:37,411 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-27.i [2024-11-02 11:22:37,431 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 11:22:37,431 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 11:22:37,513 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 11:22:37,523 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@26388038, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 11:22:37,523 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 11:22:37,528 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 11:22:37,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-02 11:22:37,541 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:22:37,542 INFO L215 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:22:37,543 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:22:37,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:22:37,551 INFO L85 PathProgramCache]: Analyzing trace with hash -1795401924, now seen corresponding path program 1 times [2024-11-02 11:22:37,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:22:37,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009490661] [2024-11-02 11:22:37,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:22:37,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 11:22:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 11:22:38,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [558399451] [2024-11-02 11:22:38,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:22:38,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 11:22:38,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 11:22:38,523 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 11:22:38,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 11:22:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 11:22:39,337 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 11:22:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 11:22:39,662 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 11:22:39,664 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 11:22:39,666 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 11:22:39,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-02 11:22:39,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 11:22:39,874 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 11:22:40,012 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 11:22:40,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 11:22:40 BoogieIcfgContainer [2024-11-02 11:22:40,018 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 11:22:40,018 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 11:22:40,019 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 11:22:40,019 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 11:22:40,020 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:22:37" (3/4) ... [2024-11-02 11:22:40,023 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 11:22:40,024 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 11:22:40,026 INFO L158 Benchmark]: Toolchain (without parser) took 5176.45ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 116.6MB in the beginning and 55.1MB in the end (delta: 61.6MB). Peak memory consumption was 105.0MB. Max. memory is 16.1GB. [2024-11-02 11:22:40,026 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 94.4MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 11:22:40,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 868.85ms. Allocated memory is still 155.2MB. Free memory was 116.2MB in the beginning and 98.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 11:22:40,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.54ms. Allocated memory is still 155.2MB. Free memory was 98.3MB in the beginning and 92.7MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-02 11:22:40,029 INFO L158 Benchmark]: Boogie Preprocessor took 116.28ms. Allocated memory is still 155.2MB. Free memory was 92.7MB in the beginning and 89.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 11:22:40,030 INFO L158 Benchmark]: RCFGBuilder took 1400.74ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 89.8MB in the beginning and 90.6MB in the end (delta: -778.8kB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2024-11-02 11:22:40,030 INFO L158 Benchmark]: TraceAbstraction took 2617.31ms. Allocated memory is still 197.1MB. Free memory was 89.6MB in the beginning and 55.1MB in the end (delta: 34.5MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2024-11-02 11:22:40,031 INFO L158 Benchmark]: Witness Printer took 5.89ms. Allocated memory is still 197.1MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 11:22:40,036 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 94.4MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 868.85ms. Allocated memory is still 155.2MB. Free memory was 116.2MB in the beginning and 98.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.54ms. Allocated memory is still 155.2MB. Free memory was 98.3MB in the beginning and 92.7MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.28ms. Allocated memory is still 155.2MB. Free memory was 92.7MB in the beginning and 89.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1400.74ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 89.8MB in the beginning and 90.6MB in the end (delta: -778.8kB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2617.31ms. Allocated memory is still 197.1MB. Free memory was 89.6MB in the beginning and 55.1MB in the end (delta: 34.5MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. * Witness Printer took 5.89ms. Allocated memory is still 197.1MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 127, overapproximation of bitwiseOr at line 121, overapproximation of someUnaryDOUBLEoperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryArithmeticFLOAToperation at line 114. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_3 = 25; [L24] signed char var_1_4 = 10; [L25] signed char var_1_5 = -10; [L26] signed char var_1_6 = -1; [L27] signed short int var_1_7 = -4; [L28] signed char var_1_8 = 50; [L29] signed short int var_1_9 = 2; [L30] unsigned long int var_1_10 = 128; [L31] unsigned char var_1_11 = 2; [L32] unsigned long int var_1_12 = 2781423228; [L33] unsigned long int var_1_13 = 3552320529; [L34] double var_1_14 = 2.25; [L35] unsigned char var_1_15 = 5; [L36] unsigned char var_1_16 = 64; [L37] double var_1_17 = 9.48; [L38] double var_1_18 = 256.05; [L39] float var_1_19 = 1.1; [L40] float var_1_21 = 16.5; [L41] float var_1_22 = 9.4; [L42] unsigned short int var_1_23 = 100; [L43] unsigned char var_1_24 = 5; [L44] unsigned short int var_1_25 = 4; [L45] unsigned short int var_1_26 = 48215; [L46] unsigned short int var_1_27 = 10; [L47] unsigned short int var_1_28 = 1; [L48] signed char var_1_29 = 0; [L49] unsigned long int var_1_30 = 1524073358; [L50] unsigned char var_1_31 = 1; [L51] double var_1_32 = 64.45; [L186] isInitial = 1 [L187] FCALL initially() [L188] int k_loop; [L189] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=25, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L189] COND TRUE k_loop < 1 [L190] FCALL updateLastVariables() [L191] CALL updateVariables() [L136] var_1_3 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L138] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L139] var_1_4 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L141] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L142] var_1_5 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_5 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_5 >= -63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L144] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L145] var_1_6 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_6 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_6 >= -63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L147] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L148] var_1_11 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L150] CALL assume_abort_if_not(var_1_11 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_11 <= 255) VAL [isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L151] CALL assume_abort_if_not(var_1_11 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_11 != 0) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L152] var_1_12 = __VERIFIER_nondet_ulong() [L153] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L154] CALL assume_abort_if_not(var_1_12 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_12 <= 4294967294) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L155] var_1_13 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_13 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_13 >= 3221225470) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L157] CALL assume_abort_if_not(var_1_13 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_13 <= 4294967294) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L158] var_1_15 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L160] CALL assume_abort_if_not(var_1_15 <= 128) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_15 <= 128) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L161] var_1_16 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L163] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L164] var_1_17 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L166] var_1_18 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L168] var_1_21 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L170] var_1_22 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L172] var_1_26 = __VERIFIER_nondet_ushort() [L173] CALL assume_abort_if_not(var_1_26 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_26 >= 32767) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L174] CALL assume_abort_if_not(var_1_26 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_26 <= 65534) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L175] var_1_30 = __VERIFIER_nondet_ulong() [L176] CALL assume_abort_if_not(var_1_30 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=5368709119, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_30 >= 1073741823) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=5368709119, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L177] CALL assume_abort_if_not(var_1_30 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=5368709119, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_30 <= 2147483647) VAL [isInitial=1, var_1_10=128, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=9/4, var_1_15=3, var_1_16=124, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=5368709119, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=-4, var_1_8=50, var_1_9=2] [L191] RET updateVariables() [L192] CALL step() [L55] var_1_7 = ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4))) [L56] signed long int stepLocal_0 = 128 - 256; [L57] COND FALSE !((var_1_4 * var_1_3) < stepLocal_0) [L60] var_1_8 = -16 [L62] var_1_9 = var_1_6 [L63] signed char stepLocal_4 = var_1_4; [L64] COND TRUE var_1_12 >= stepLocal_4 [L65] var_1_23 = var_1_16 [L67] var_1_24 = (var_1_16 + var_1_3) [L68] COND TRUE var_1_8 != (var_1_11 + var_1_5) [L69] var_1_27 = var_1_15 [L71] var_1_31 = 0 [L72] var_1_32 = var_1_17 [L73] COND FALSE !(! (! var_1_31)) [L76] COND FALSE !(\read(var_1_31)) [L79] var_1_1 = var_1_4 [L82] signed long int stepLocal_1 = (var_1_9 * 128) / var_1_11; [L83] COND FALSE !(\read(var_1_31)) [L90] var_1_10 = var_1_13 [L92] signed long int stepLocal_2 = (- var_1_11) / (var_1_15 + var_1_16); [L93] COND TRUE stepLocal_2 <= var_1_3 [L94] var_1_14 = ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))) [L100] unsigned long int stepLocal_5 = var_1_13; [L101] COND FALSE !((~ var_1_10) >= stepLocal_5) [L104] COND TRUE -16 <= var_1_27 [L105] COND FALSE !(var_1_5 == var_1_28) [L111] unsigned long int stepLocal_3 = var_1_10; [L112] COND FALSE !(\read(var_1_31)) [L119] var_1_19 = var_1_22 [L121] EXPR (var_1_6 / var_1_11) | var_1_5 [L121] COND FALSE !((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) [L126] COND FALSE !(((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) [L131] var_1_29 = var_1_6 [L192] RET step() [L193] CALL, EXPR property() [L182] EXPR (((((((((((((! (! var_1_31)) ? (var_1_1 == ((signed char) ((((((var_1_3 - var_1_4)) > (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) + var_1_6))) : (var_1_31 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_4)))) && (var_1_7 == ((signed short int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))))) && (((var_1_4 * var_1_3) < (128 - 256)) ? (var_1_8 == ((signed char) (var_1_4 - 4))) : (var_1_8 == ((signed char) -16)))) && (var_1_9 == ((signed short int) var_1_6))) && (var_1_31 ? ((((var_1_9 * 128) / var_1_11) != (((((var_1_4 - var_1_3)) > (var_1_1)) ? ((var_1_4 - var_1_3)) : (var_1_1)))) ? (var_1_10 == ((unsigned long int) (((((var_1_12) < ((var_1_13 - var_1_3))) ? (var_1_12) : ((var_1_13 - var_1_3)))) - var_1_4))) : (var_1_10 == ((unsigned long int) var_1_11))) : (var_1_10 == ((unsigned long int) var_1_13)))) && ((((- var_1_11) / (var_1_15 + var_1_16)) <= var_1_3) ? (var_1_14 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_31 ? (var_1_14 == ((double) var_1_17)) : 1))) && (var_1_31 ? ((var_1_10 < (var_1_15 + (var_1_13 + var_1_25))) ? (var_1_19 == ((float) (var_1_21 - (var_1_22 + 8.25f)))) : (var_1_19 == ((float) var_1_18))) : (var_1_19 == ((float) var_1_22)))) && ((var_1_12 >= var_1_4) ? (var_1_23 == ((unsigned short int) var_1_16)) : 1)) && (var_1_24 == ((unsigned char) (var_1_16 + var_1_3)))) && ((-16 <= var_1_27) ? ((var_1_5 == var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))))) : 1) : (var_1_25 == ((unsigned short int) (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) - var_1_4))))) && ((var_1_8 != (var_1_11 + var_1_5)) ? (var_1_27 == ((unsigned short int) var_1_15)) : 1)) && (((~ var_1_10) >= var_1_13) ? (var_1_28 == ((unsigned short int) (var_1_26 - var_1_4))) : 1)) && (((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) ? (((3214144168u - (var_1_30 - var_1_10)) != (- var_1_27)) ? (var_1_29 == ((signed char) (((((var_1_3 + var_1_5)) > (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((var_1_3 + var_1_5)) : (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))))) : 1) : ((((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) ? ((var_1_22 <= var_1_19) ? (var_1_29 == ((signed char) var_1_4)) : 1) : (var_1_29 == ((signed char) var_1_6)))) [L182-L183] return (((((((((((((((! (! var_1_31)) ? (var_1_1 == ((signed char) ((((((var_1_3 - var_1_4)) > (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) + var_1_6))) : (var_1_31 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_4)))) && (var_1_7 == ((signed short int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))))) && (((var_1_4 * var_1_3) < (128 - 256)) ? (var_1_8 == ((signed char) (var_1_4 - 4))) : (var_1_8 == ((signed char) -16)))) && (var_1_9 == ((signed short int) var_1_6))) && (var_1_31 ? ((((var_1_9 * 128) / var_1_11) != (((((var_1_4 - var_1_3)) > (var_1_1)) ? ((var_1_4 - var_1_3)) : (var_1_1)))) ? (var_1_10 == ((unsigned long int) (((((var_1_12) < ((var_1_13 - var_1_3))) ? (var_1_12) : ((var_1_13 - var_1_3)))) - var_1_4))) : (var_1_10 == ((unsigned long int) var_1_11))) : (var_1_10 == ((unsigned long int) var_1_13)))) && ((((- var_1_11) / (var_1_15 + var_1_16)) <= var_1_3) ? (var_1_14 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_31 ? (var_1_14 == ((double) var_1_17)) : 1))) && (var_1_31 ? ((var_1_10 < (var_1_15 + (var_1_13 + var_1_25))) ? (var_1_19 == ((float) (var_1_21 - (var_1_22 + 8.25f)))) : (var_1_19 == ((float) var_1_18))) : (var_1_19 == ((float) var_1_22)))) && ((var_1_12 >= var_1_4) ? (var_1_23 == ((unsigned short int) var_1_16)) : 1)) && (var_1_24 == ((unsigned char) (var_1_16 + var_1_3)))) && ((-16 <= var_1_27) ? ((var_1_5 == var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))))) : 1) : (var_1_25 == ((unsigned short int) (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) - var_1_4))))) && ((var_1_8 != (var_1_11 + var_1_5)) ? (var_1_27 == ((unsigned short int) var_1_15)) : 1)) && (((~ var_1_10) >= var_1_13) ? (var_1_28 == ((unsigned short int) (var_1_26 - var_1_4))) : 1)) && (((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) ? (((3214144168u - (var_1_30 - var_1_10)) != (- var_1_27)) ? (var_1_29 == ((signed char) (((((var_1_3 + var_1_5)) > (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((var_1_3 + var_1_5)) : (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))))) : 1) : ((((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) ? ((var_1_22 <= var_1_19) ? (var_1_29 == ((signed char) var_1_4)) : 1) : (var_1_29 == ((signed char) var_1_6))))) && (var_1_31 == ((unsigned char) 0))) && (var_1_32 == ((double) var_1_17)) ; [L193] RET, EXPR property() [L193] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=12884901886, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=3, var_1_15=3, var_1_16=124, var_1_17=4, var_1_18=0, var_1_19=2, var_1_1=2, var_1_22=2, var_1_23=124, var_1_24=124, var_1_25=4, var_1_26=32767, var_1_27=3, var_1_28=1, var_1_29=2, var_1_30=5368709119, var_1_31=0, var_1_32=4, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=2, var_1_8=-16, var_1_9=2] [L19] reach_error() VAL [isInitial=1, var_1_10=12884901886, var_1_11=254, var_1_12=2147483647, var_1_13=12884901886, var_1_14=3, var_1_15=3, var_1_16=124, var_1_17=4, var_1_18=0, var_1_19=2, var_1_1=2, var_1_22=2, var_1_23=124, var_1_24=124, var_1_25=4, var_1_26=32767, var_1_27=3, var_1_28=1, var_1_29=2, var_1_30=5368709119, var_1_31=0, var_1_32=4, var_1_3=0, var_1_4=2, var_1_5=2, var_1_6=2, var_1_7=2, var_1_8=-16, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 1, TraceHistogramMax: 27, 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=51occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 200 NumberOfCodeBlocks, 200 NumberOfCodeBlocksAsserted, 2 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 [2024-11-02 11:22:40,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2 --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 50be18fcf69a7c1dbc1c561b7fb19ea5d9f8670f998b213ac5992856b4ad08c0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 11:22:43,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 11:22:43,166 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 11:22:43,175 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 11:22:43,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 11:22:43,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 11:22:43,217 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 11:22:43,218 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 11:22:43,219 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 11:22:43,219 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 11:22:43,220 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 11:22:43,220 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 11:22:43,220 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 11:22:43,221 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 11:22:43,221 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 11:22:43,222 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 11:22:43,226 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 11:22:43,226 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 11:22:43,227 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 11:22:43,227 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 11:22:43,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 11:22:43,232 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 11:22:43,233 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 11:22:43,233 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 11:22:43,233 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 11:22:43,234 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 11:22:43,234 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 11:22:43,234 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 11:22:43,235 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 11:22:43,235 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 11:22:43,235 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 11:22:43,238 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 11:22:43,239 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 11:22:43,239 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 11:22:43,240 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 11:22:43,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:22:43,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 11:22:43,241 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 11:22:43,241 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 11:22:43,242 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 11:22:43,243 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 11:22:43,243 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 11:22:43,245 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 11:22:43,245 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 11:22:43,246 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_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50be18fcf69a7c1dbc1c561b7fb19ea5d9f8670f998b213ac5992856b4ad08c0 [2024-11-02 11:22:43,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 11:22:43,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 11:22:43,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 11:22:43,779 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 11:22:43,780 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 11:22:43,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i Unable to find full path for "g++" [2024-11-02 11:22:46,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 11:22:46,470 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 11:22:46,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i [2024-11-02 11:22:46,488 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/data/bee5afe71/2e639b907ca34047949e05a668242de6/FLAGa6068e2c8 [2024-11-02 11:22:46,501 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/data/bee5afe71/2e639b907ca34047949e05a668242de6 [2024-11-02 11:22:46,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 11:22:46,505 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 11:22:46,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 11:22:46,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 11:22:46,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 11:22:46,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:22:46" (1/1) ... [2024-11-02 11:22:46,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62864bcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:46, skipping insertion in model container [2024-11-02 11:22:46,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:22:46" (1/1) ... [2024-11-02 11:22:46,550 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 11:22:46,754 WARN L251 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_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i[916,929] [2024-11-02 11:22:46,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:22:46,923 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 11:22:46,938 WARN L251 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_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i[916,929] [2024-11-02 11:22:47,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:22:47,051 INFO L204 MainTranslator]: Completed translation [2024-11-02 11:22:47,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:47 WrapperNode [2024-11-02 11:22:47,052 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 11:22:47,053 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 11:22:47,053 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 11:22:47,053 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 11:22:47,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:47" (1/1) ... [2024-11-02 11:22:47,108 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:47" (1/1) ... [2024-11-02 11:22:47,184 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2024-11-02 11:22:47,196 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 11:22:47,198 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 11:22:47,198 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 11:22:47,198 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 11:22:47,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:47" (1/1) ... [2024-11-02 11:22:47,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:47" (1/1) ... [2024-11-02 11:22:47,225 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:47" (1/1) ... [2024-11-02 11:22:47,225 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:47" (1/1) ... [2024-11-02 11:22:47,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:47" (1/1) ... [2024-11-02 11:22:47,248 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:47" (1/1) ... [2024-11-02 11:22:47,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:47" (1/1) ... [2024-11-02 11:22:47,259 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:47" (1/1) ... [2024-11-02 11:22:47,267 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 11:22:47,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 11:22:47,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 11:22:47,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 11:22:47,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:47" (1/1) ... [2024-11-02 11:22:47,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:22:47,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 11:22:47,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 11:22:47,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 11:22:47,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 11:22:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 11:22:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 11:22:47,338 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 11:22:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 11:22:47,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 11:22:47,429 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 11:22:47,432 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 11:22:51,064 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-02 11:22:51,065 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 11:22:51,084 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 11:22:51,086 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 11:22:51,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:22:51 BoogieIcfgContainer [2024-11-02 11:22:51,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 11:22:51,089 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 11:22:51,090 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 11:22:51,094 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 11:22:51,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:22:46" (1/3) ... [2024-11-02 11:22:51,096 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@565977a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:22:51, skipping insertion in model container [2024-11-02 11:22:51,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:22:47" (2/3) ... [2024-11-02 11:22:51,097 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@565977a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:22:51, skipping insertion in model container [2024-11-02 11:22:51,098 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:22:51" (3/3) ... [2024-11-02 11:22:51,100 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-27.i [2024-11-02 11:22:51,120 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 11:22:51,120 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 11:22:51,193 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 11:22:51,198 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@76be7878, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 11:22:51,210 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 11:22:51,215 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 58 states have internal predecessors, (80), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 11:22:51,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-02 11:22:51,229 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:22:51,230 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:22:51,231 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:22:51,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:22:51,237 INFO L85 PathProgramCache]: Analyzing trace with hash -309084869, now seen corresponding path program 1 times [2024-11-02 11:22:51,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 11:22:51,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1983855117] [2024-11-02 11:22:51,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:22:51,251 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 11:22:51,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 11:22:51,254 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 11:22:51,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-02 11:22:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:22:51,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 11:22:51,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 11:22:51,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-02 11:22:51,835 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 11:22:51,835 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 11:22:51,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1983855117] [2024-11-02 11:22:51,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1983855117] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:22:51,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:22:51,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 11:22:51,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898726339] [2024-11-02 11:22:51,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:22:51,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 11:22:51,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 11:22:51,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 11:22:51,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 11:22:51,881 INFO L87 Difference]: Start difference. First operand has 87 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 58 states have internal predecessors, (80), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-02 11:22:51,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:22:51,932 INFO L93 Difference]: Finished difference Result 171 states and 292 transitions. [2024-11-02 11:22:51,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 11:22:51,934 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 177 [2024-11-02 11:22:51,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:22:51,942 INFO L225 Difference]: With dead ends: 171 [2024-11-02 11:22:51,942 INFO L226 Difference]: Without dead ends: 83 [2024-11-02 11:22:51,946 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 11:22:51,949 INFO L432 NwaCegarLoop]: 130 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, 130 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 11:22:51,951 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 11:22:51,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-02 11:22:51,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-02 11:22:51,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 54 states have internal predecessors, (72), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 11:22:52,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 126 transitions. [2024-11-02 11:22:52,004 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 126 transitions. Word has length 177 [2024-11-02 11:22:52,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:22:52,005 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 126 transitions. [2024-11-02 11:22:52,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-02 11:22:52,005 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 126 transitions. [2024-11-02 11:22:52,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-02 11:22:52,010 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:22:52,010 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:22:52,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-02 11:22:52,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 11:22:52,211 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:22:52,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:22:52,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1260023772, now seen corresponding path program 1 times [2024-11-02 11:22:52,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 11:22:52,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1373204806] [2024-11-02 11:22:52,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:22:52,214 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 11:22:52,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 11:22:52,230 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 11:22:52,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-02 11:22:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:22:52,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-02 11:22:52,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 11:22:56,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 216 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-02 11:22:56,572 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 11:22:58,716 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 11:22:58,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1373204806] [2024-11-02 11:22:58,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1373204806] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 11:22:58,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [681549860] [2024-11-02 11:22:58,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:22:58,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 11:22:58,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 11:22:58,731 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 11:22:58,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-02 11:22:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:22:59,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 11:22:59,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 11:22:59,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-02 11:22:59,787 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 11:22:59,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [681549860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:22:59,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-02 11:22:59,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-02 11:22:59,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943501455] [2024-11-02 11:22:59,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:22:59,792 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 11:22:59,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 11:22:59,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 11:22:59,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2024-11-02 11:22:59,794 INFO L87 Difference]: Start difference. First operand 83 states and 126 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 11:23:02,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 11:23:03,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 11:23:03,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:23:03,969 INFO L93 Difference]: Finished difference Result 239 states and 364 transitions. [2024-11-02 11:23:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 11:23:03,995 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 178 [2024-11-02 11:23:03,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:23:03,999 INFO L225 Difference]: With dead ends: 239 [2024-11-02 11:23:03,999 INFO L226 Difference]: Without dead ends: 159 [2024-11-02 11:23:04,001 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 512 GetRequests, 498 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2024-11-02 11:23:04,002 INFO L432 NwaCegarLoop]: 137 mSDtfsCounter, 116 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-02 11:23:04,003 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 244 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-02 11:23:04,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2024-11-02 11:23:04,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 94. [2024-11-02 11:23:04,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 65 states have (on average 1.323076923076923) internal successors, (86), 65 states have internal predecessors, (86), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 11:23:04,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 140 transitions. [2024-11-02 11:23:04,021 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 140 transitions. Word has length 178 [2024-11-02 11:23:04,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:23:04,024 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 140 transitions. [2024-11-02 11:23:04,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 11:23:04,024 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 140 transitions. [2024-11-02 11:23:04,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-02 11:23:04,028 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:23:04,028 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:23:04,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/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)] Ended with exit code 0 [2024-11-02 11:23:04,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-02 11:23:04,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt [2024-11-02 11:23:04,432 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:23:04,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:23:04,433 INFO L85 PathProgramCache]: Analyzing trace with hash 54140682, now seen corresponding path program 1 times [2024-11-02 11:23:04,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 11:23:04,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [938190480] [2024-11-02 11:23:04,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:23:04,434 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 11:23:04,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 11:23:04,438 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 11:23:04,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4c193e-ca92-4071-8131-12f4e5f3f3dc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-02 11:23:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:23:04,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-02 11:23:04,936 INFO L278 TraceCheckSpWp]: Computing forward predicates...