./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-97.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5f7089906045f68da9fc900e2f38b68a58c1b0c4f2e88e8e487f0f744e1e424c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:21:07,788 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:21:07,869 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:21:07,874 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:21:07,874 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:21:07,907 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:21:07,908 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:21:07,909 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:21:07,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:21:07,910 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:21:07,911 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:21:07,912 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:21:07,913 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:21:07,913 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:21:07,914 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:21:07,915 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:21:07,915 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:21:07,916 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:21:07,917 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:21:07,918 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:21:07,919 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:21:07,920 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:21:07,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:21:07,921 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:21:07,922 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:21:07,923 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:21:07,924 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:21:07,924 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:21:07,925 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:21:07,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:21:07,926 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:21:07,927 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:21:07,928 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:21:07,928 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:21:07,929 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:21:07,929 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:21:07,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:21:07,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:21:07,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:21:07,932 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:21:07,932 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:21:07,933 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:21:07,933 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:21:07,933 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:21:07,934 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:21:07,934 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_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f7089906045f68da9fc900e2f38b68a58c1b0c4f2e88e8e487f0f744e1e424c [2023-11-19 05:21:08,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:21:08,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:21:08,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:21:08,362 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:21:08,362 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:21:08,365 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-97.i [2023-11-19 05:21:12,030 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:21:12,338 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:21:12,338 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-97.i [2023-11-19 05:21:12,356 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/data/fef7c6bee/33d0e9c2c44a418c9b08ccf7ad1d10bb/FLAG655248a72 [2023-11-19 05:21:12,376 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/data/fef7c6bee/33d0e9c2c44a418c9b08ccf7ad1d10bb [2023-11-19 05:21:12,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:21:12,381 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:21:12,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:12,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:21:12,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:21:12,391 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:12" (1/1) ... [2023-11-19 05:21:12,392 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@556823e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12, skipping insertion in model container [2023-11-19 05:21:12,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:12" (1/1) ... [2023-11-19 05:21:12,433 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:21:12,676 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-97.i[913,926] [2023-11-19 05:21:12,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:21:12,800 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:21:12,814 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-97.i[913,926] [2023-11-19 05:21:12,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:21:12,896 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:21:12,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12 WrapperNode [2023-11-19 05:21:12,898 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:12,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:21:12,906 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:21:12,906 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:21:12,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12" (1/1) ... [2023-11-19 05:21:12,935 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12" (1/1) ... [2023-11-19 05:21:13,007 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2023-11-19 05:21:13,008 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:21:13,008 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:21:13,009 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:21:13,009 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:21:13,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12" (1/1) ... [2023-11-19 05:21:13,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12" (1/1) ... [2023-11-19 05:21:13,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12" (1/1) ... [2023-11-19 05:21:13,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12" (1/1) ... [2023-11-19 05:21:13,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12" (1/1) ... [2023-11-19 05:21:13,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12" (1/1) ... [2023-11-19 05:21:13,073 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12" (1/1) ... [2023-11-19 05:21:13,077 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12" (1/1) ... [2023-11-19 05:21:13,083 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:21:13,084 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:21:13,085 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:21:13,085 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:21:13,086 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12" (1/1) ... [2023-11-19 05:21:13,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:21:13,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:21:13,122 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:21:13,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:21:13,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:21:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:21:13,173 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:21:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:21:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:21:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:21:13,335 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:21:13,339 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:21:14,094 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:21:14,557 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:21:14,557 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:21:14,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:14 BoogieIcfgContainer [2023-11-19 05:21:14,564 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:21:14,569 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:21:14,570 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:21:14,574 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:21:14,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:21:12" (1/3) ... [2023-11-19 05:21:14,576 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e449fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:21:14, skipping insertion in model container [2023-11-19 05:21:14,576 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12" (2/3) ... [2023-11-19 05:21:14,578 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e449fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:21:14, skipping insertion in model container [2023-11-19 05:21:14,579 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:14" (3/3) ... [2023-11-19 05:21:14,580 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-97.i [2023-11-19 05:21:14,604 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:21:14,604 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:21:14,685 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:21:14,695 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@160e71e1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:21:14,696 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:21:14,701 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:21:14,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 05:21:14,716 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:21:14,716 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:21:14,717 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:21:14,722 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:21:14,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1647317652, now seen corresponding path program 1 times [2023-11-19 05:21:14,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:21:14,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667879300] [2023-11-19 05:21:14,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:21:14,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:21:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:21:15,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:21:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:21:16,301 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:21:16,303 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:21:16,304 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:21:16,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:21:16,312 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:21:16,321 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:21:16,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:21:16 BoogieIcfgContainer [2023-11-19 05:21:16,524 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:21:16,524 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:21:16,525 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:21:16,525 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:21:16,525 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:14" (3/4) ... [2023-11-19 05:21:16,528 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:21:16,529 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:21:16,531 INFO L158 Benchmark]: Toolchain (without parser) took 4149.61ms. Allocated memory is still 182.5MB. Free memory was 136.7MB in the beginning and 146.8MB in the end (delta: -10.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:21:16,531 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 115.3MB. Free memory was 83.3MB in the beginning and 83.2MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:21:16,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.02ms. Allocated memory is still 182.5MB. Free memory was 136.2MB in the beginning and 122.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:21:16,534 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.22ms. Allocated memory is still 182.5MB. Free memory was 122.1MB in the beginning and 117.3MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:21:16,535 INFO L158 Benchmark]: Boogie Preprocessor took 74.94ms. Allocated memory is still 182.5MB. Free memory was 117.3MB in the beginning and 115.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:21:16,540 INFO L158 Benchmark]: RCFGBuilder took 1480.19ms. Allocated memory is still 182.5MB. Free memory was 115.3MB in the beginning and 83.8MB in the end (delta: 31.4MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2023-11-19 05:21:16,541 INFO L158 Benchmark]: TraceAbstraction took 1954.49ms. Allocated memory is still 182.5MB. Free memory was 82.8MB in the beginning and 147.8MB in the end (delta: -65.0MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2023-11-19 05:21:16,542 INFO L158 Benchmark]: Witness Printer took 4.56ms. Allocated memory is still 182.5MB. Free memory was 147.8MB in the beginning and 146.8MB in the end (delta: 989.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:21:16,551 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 115.3MB. Free memory was 83.3MB in the beginning and 83.2MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.02ms. Allocated memory is still 182.5MB. Free memory was 136.2MB in the beginning and 122.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.22ms. Allocated memory is still 182.5MB. Free memory was 122.1MB in the beginning and 117.3MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.94ms. Allocated memory is still 182.5MB. Free memory was 117.3MB in the beginning and 115.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1480.19ms. Allocated memory is still 182.5MB. Free memory was 115.3MB in the beginning and 83.8MB in the end (delta: 31.4MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1954.49ms. Allocated memory is still 182.5MB. Free memory was 82.8MB in the beginning and 147.8MB in the end (delta: -65.0MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * Witness Printer took 4.56ms. Allocated memory is still 182.5MB. Free memory was 147.8MB in the beginning and 146.8MB in the end (delta: 989.4kB). 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 72, overapproximation of bitwiseOr at line 65, overapproximation of bitwiseAnd at line 80. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 2; [L23] unsigned short int var_1_2 = 16; [L24] unsigned short int var_1_3 = 32; [L25] unsigned char var_1_4 = 1; [L26] signed long int var_1_5 = 5; [L27] signed long int var_1_6 = 2; [L28] unsigned char var_1_7 = 1; [L29] unsigned char var_1_8 = 0; [L30] float var_1_9 = 128.6; [L31] float var_1_10 = 32.5; [L32] unsigned char var_1_11 = 16; [L33] unsigned char var_1_12 = 64; [L34] unsigned char var_1_13 = 4; [L35] unsigned char var_1_14 = 4; [L36] unsigned long int var_1_15 = 0; [L37] signed short int var_1_16 = 0; [L38] signed char var_1_17 = 1; [L39] signed char var_1_18 = -1; [L40] signed char var_1_19 = 0; [L41] signed long int var_1_20 = -64; [L42] signed long int var_1_21 = 25; [L43] unsigned char var_1_22 = 0; [L44] unsigned char var_1_23 = 0; [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] FCALL updateLastVariables() [L147] CALL updateVariables() [L92] var_1_2 = __VERIFIER_nondet_ushort() [L93] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L94] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L95] var_1_3 = __VERIFIER_nondet_ushort() [L96] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L97] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L98] var_1_4 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L100] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L101] var_1_6 = __VERIFIER_nondet_long() [L102] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=643/5] [L103] CALL assume_abort_if_not(var_1_6 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_6 <= 1073741823) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=643/5] [L104] var_1_7 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=643/5] [L106] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=643/5] [L107] var_1_9 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L109] var_1_10 = __VERIFIER_nondet_float() [L110] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2147483652, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L111] var_1_11 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L113] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L114] var_1_12 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_12 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_12 >= 63) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L116] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L117] var_1_13 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L119] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L120] var_1_14 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L122] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L123] var_1_18 = __VERIFIER_nondet_char() [L124] CALL assume_abort_if_not(var_1_18 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_18 >= -31) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L125] CALL assume_abort_if_not(var_1_18 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_18 <= 32) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L126] var_1_19 = __VERIFIER_nondet_char() [L127] CALL assume_abort_if_not(var_1_19 >= -15) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_19 >= -15) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L128] CALL assume_abort_if_not(var_1_19 <= 16) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_19 <= 16) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L129] var_1_21 = __VERIFIER_nondet_long() [L130] CALL assume_abort_if_not(var_1_21 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_21 >= -2147483647) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L131] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L132] var_1_23 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L134] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L147] RET updateVariables() [L148] CALL step() [L48] COND FALSE !((var_1_2 + var_1_3) < -200) [L59] var_1_1 = var_1_2 [L61] COND TRUE 256 > (var_1_3 - (var_1_2 + var_1_6)) [L62] var_1_5 = var_1_2 [L72] COND FALSE !(var_1_9 > var_1_10) [L75] COND TRUE \read(var_1_7) [L76] var_1_15 = var_1_6 [L78] var_1_16 = (((((var_1_8) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_8) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11) [L79] COND TRUE \read(var_1_4) [L80] EXPR var_1_13 & (var_1_16 / 2) [L80] COND FALSE !(var_1_14 < (var_1_13 & (var_1_16 / 2))) [L83] var_1_17 = var_1_18 [L88] var_1_20 = var_1_21 [L89] var_1_22 = var_1_23 [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR (((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000)))) [L139] EXPR (256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000))) [L139] EXPR (((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000)))) [L139] EXPR (((((((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_7 ? (var_1_15 == ((unsigned long int) var_1_6)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_8) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_8) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_4 ? ((var_1_14 < (var_1_13 & (var_1_16 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32))) [L139-L140] return (((((((((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_7 ? (var_1_15 == ((unsigned long int) var_1_6)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_8) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_8) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_4 ? ((var_1_14 < (var_1_13 & (var_1_16 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32)))) && (var_1_20 == ((signed long int) var_1_21))) && (var_1_22 == ((unsigned char) var_1_23)) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=-48, var_1_17=32, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2147483652, var_1_11=48, var_1_12=63, var_1_13=63, var_1_14=40, var_1_15=0, var_1_16=-48, var_1_17=32, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=2147483651] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=52occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 103 NumberOfCodeBlocks, 103 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:21:16,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5f7089906045f68da9fc900e2f38b68a58c1b0c4f2e88e8e487f0f744e1e424c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:21:19,881 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:21:20,052 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:21:20,063 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:21:20,064 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:21:20,119 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:21:20,120 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:21:20,121 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:21:20,122 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:21:20,128 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:21:20,129 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:21:20,129 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:21:20,130 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:21:20,132 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:21:20,132 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:21:20,133 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:21:20,134 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:21:20,135 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:21:20,136 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:21:20,137 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:21:20,138 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:21:20,138 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:21:20,139 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:21:20,139 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:21:20,140 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:21:20,140 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:21:20,141 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:21:20,141 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:21:20,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:21:20,142 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:21:20,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:21:20,144 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:21:20,145 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:21:20,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:21:20,146 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:21:20,146 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:21:20,146 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:21:20,146 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:21:20,147 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:21:20,148 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:21:20,148 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:21:20,149 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:21:20,149 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_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f7089906045f68da9fc900e2f38b68a58c1b0c4f2e88e8e487f0f744e1e424c [2023-11-19 05:21:20,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:21:20,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:21:20,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:21:20,695 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:21:20,695 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:21:20,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-97.i [2023-11-19 05:21:24,421 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:21:24,811 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:21:24,812 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-97.i [2023-11-19 05:21:24,824 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/data/4add494de/079fb0ac4fa54a0cb6f158326ca802f1/FLAGf4aa8eaec [2023-11-19 05:21:24,843 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/data/4add494de/079fb0ac4fa54a0cb6f158326ca802f1 [2023-11-19 05:21:24,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:21:24,848 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:21:24,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:24,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:21:24,857 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:21:24,858 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:24" (1/1) ... [2023-11-19 05:21:24,859 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@97ed78c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:24, skipping insertion in model container [2023-11-19 05:21:24,859 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:24" (1/1) ... [2023-11-19 05:21:24,897 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:21:25,093 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-97.i[913,926] [2023-11-19 05:21:25,166 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:21:25,205 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:21:25,221 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-97.i[913,926] [2023-11-19 05:21:25,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:21:25,284 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:21:25,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:25 WrapperNode [2023-11-19 05:21:25,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:25,286 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:21:25,287 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:21:25,287 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:21:25,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:25" (1/1) ... [2023-11-19 05:21:25,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:25" (1/1) ... [2023-11-19 05:21:25,417 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 155 [2023-11-19 05:21:25,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:21:25,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:21:25,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:21:25,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:21:25,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:25" (1/1) ... [2023-11-19 05:21:25,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:25" (1/1) ... [2023-11-19 05:21:25,448 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:25" (1/1) ... [2023-11-19 05:21:25,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:25" (1/1) ... [2023-11-19 05:21:25,462 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:25" (1/1) ... [2023-11-19 05:21:25,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:25" (1/1) ... [2023-11-19 05:21:25,470 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:25" (1/1) ... [2023-11-19 05:21:25,473 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:25" (1/1) ... [2023-11-19 05:21:25,478 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:21:25,480 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:21:25,480 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:21:25,480 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:21:25,482 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:25" (1/1) ... [2023-11-19 05:21:25,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:21:25,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:21:25,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:21:25,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:21:25,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:21:25,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:21:25,599 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:21:25,599 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:21:25,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:21:25,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:21:25,728 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:21:25,732 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:21:26,153 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:21:26,164 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:21:26,164 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:21:26,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:26 BoogieIcfgContainer [2023-11-19 05:21:26,169 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:21:26,173 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:21:26,173 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:21:26,177 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:21:26,178 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:21:24" (1/3) ... [2023-11-19 05:21:26,179 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57ad640c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:21:26, skipping insertion in model container [2023-11-19 05:21:26,179 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:25" (2/3) ... [2023-11-19 05:21:26,179 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57ad640c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:21:26, skipping insertion in model container [2023-11-19 05:21:26,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:26" (3/3) ... [2023-11-19 05:21:26,182 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-97.i [2023-11-19 05:21:26,207 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:21:26,207 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:21:26,288 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:21:26,296 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4606de0f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:21:26,296 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:21:26,302 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 44 states have internal predecessors, (58), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:21:26,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 05:21:26,326 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:21:26,328 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:21:26,331 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:21:26,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:21:26,338 INFO L85 PathProgramCache]: Analyzing trace with hash -948117709, now seen corresponding path program 1 times [2023-11-19 05:21:26,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:21:26,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1409350382] [2023-11-19 05:21:26,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:21:26,379 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:21:26,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:21:26,385 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:21:26,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:21:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:21:26,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:21:26,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:21:26,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2023-11-19 05:21:26,912 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:21:26,913 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:21:26,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1409350382] [2023-11-19 05:21:26,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1409350382] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:21:26,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:21:26,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:21:26,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460523624] [2023-11-19 05:21:26,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:21:26,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:21:26,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:21:26,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:21:26,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:21:26,984 INFO L87 Difference]: Start difference. First operand has 74 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 44 states have internal predecessors, (58), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 05:21:27,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:21:27,029 INFO L93 Difference]: Finished difference Result 139 states and 246 transitions. [2023-11-19 05:21:27,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:21:27,031 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 171 [2023-11-19 05:21:27,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:21:27,043 INFO L225 Difference]: With dead ends: 139 [2023-11-19 05:21:27,044 INFO L226 Difference]: Without dead ends: 68 [2023-11-19 05:21:27,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:21:27,055 INFO L413 NwaCegarLoop]: 101 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, 101 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:21:27,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:21:27,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2023-11-19 05:21:27,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2023-11-19 05:21:27,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 38 states have (on average 1.1842105263157894) internal successors, (45), 38 states have internal predecessors, (45), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:21:27,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 101 transitions. [2023-11-19 05:21:27,123 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 101 transitions. Word has length 171 [2023-11-19 05:21:27,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:21:27,123 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 101 transitions. [2023-11-19 05:21:27,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 05:21:27,124 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 101 transitions. [2023-11-19 05:21:27,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 05:21:27,128 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:21:27,129 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:21:27,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:21:27,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:21:27,340 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:21:27,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:21:27,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1600685047, now seen corresponding path program 1 times [2023-11-19 05:21:27,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:21:27,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1745280931] [2023-11-19 05:21:27,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:21:27,347 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:21:27,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:21:27,348 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:21:27,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9befae56-5bf3-4459-976f-9449ad126e7b/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:21:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:21:27,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 05:21:27,631 INFO L285 TraceCheckSpWp]: Computing forward predicates...