./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E --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 e431349caa54dd3acff75ce6617312ef06b9519ca52b68f66671e55ba08bd386 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:57:50,011 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:57:50,144 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 02:57:50,152 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:57:50,153 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:57:50,188 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:57:50,189 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:57:50,189 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:57:50,189 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:57:50,189 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:57:50,189 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:57:50,190 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:57:50,190 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:57:50,190 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 02:57:50,190 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:57:50,190 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:57:50,190 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 02:57:50,190 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 02:57:50,190 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:57:50,191 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 02:57:50,191 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 02:57:50,193 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 02:57:50,194 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:57:50,194 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:57:50,194 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:57:50,194 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 02:57:50,194 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:57:50,194 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:57:50,195 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:57:50,195 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:57:50,195 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:57:50,195 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:57:50,195 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:57:50,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:57:50,195 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:57:50,195 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:57:50,195 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:57:50,196 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:57:50,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:57:50,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:57:50,196 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:57:50,196 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:57:50,196 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 02:57:50,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 02:57:50,196 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:57:50,196 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:57:50,196 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 02:57:50,197 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E 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 -> e431349caa54dd3acff75ce6617312ef06b9519ca52b68f66671e55ba08bd386 [2024-11-14 02:57:50,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:57:50,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:57:50,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:57:50,624 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:57:50,625 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:57:50,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i Unable to find full path for "g++" [2024-11-14 02:57:52,731 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:57:53,156 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:57:53,162 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i [2024-11-14 02:57:53,203 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/data/f812041e9/05678a937c784a74bb3d34451a4e8db5/FLAG83a9e11c2 [2024-11-14 02:57:53,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/data/f812041e9/05678a937c784a74bb3d34451a4e8db5 [2024-11-14 02:57:53,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:57:53,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:57:53,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:57:53,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:57:53,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:57:53,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:57:53" (1/1) ... [2024-11-14 02:57:53,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5187b5f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53, skipping insertion in model container [2024-11-14 02:57:53,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:57:53" (1/1) ... [2024-11-14 02:57:53,292 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:57:53,492 WARN L250 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_f34f5dd5-4185-477e-8545-d8b8c4e70213/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i[917,930] [2024-11-14 02:57:53,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:57:53,630 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:57:53,642 WARN L250 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_f34f5dd5-4185-477e-8545-d8b8c4e70213/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i[917,930] [2024-11-14 02:57:53,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:57:53,699 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:57:53,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53 WrapperNode [2024-11-14 02:57:53,700 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:57:53,701 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:57:53,701 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:57:53,702 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:57:53,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53" (1/1) ... [2024-11-14 02:57:53,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53" (1/1) ... [2024-11-14 02:57:53,758 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 156 [2024-11-14 02:57:53,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:57:53,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:57:53,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:57:53,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:57:53,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53" (1/1) ... [2024-11-14 02:57:53,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53" (1/1) ... [2024-11-14 02:57:53,772 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53" (1/1) ... [2024-11-14 02:57:53,772 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53" (1/1) ... [2024-11-14 02:57:53,782 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53" (1/1) ... [2024-11-14 02:57:53,786 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53" (1/1) ... [2024-11-14 02:57:53,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53" (1/1) ... [2024-11-14 02:57:53,799 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53" (1/1) ... [2024-11-14 02:57:53,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:57:53,807 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:57:53,807 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:57:53,807 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:57:53,808 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53" (1/1) ... [2024-11-14 02:57:53,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:57:53,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:57:53,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:57:53,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:57:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:57:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 02:57:53,899 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 02:57:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 02:57:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:57:53,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:57:54,033 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:57:54,036 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:57:54,596 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-14 02:57:54,596 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:57:54,911 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:57:54,912 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:57:54,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:57:54 BoogieIcfgContainer [2024-11-14 02:57:54,912 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:57:54,934 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:57:54,934 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:57:54,942 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:57:54,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:57:53" (1/3) ... [2024-11-14 02:57:54,943 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f65861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:57:54, skipping insertion in model container [2024-11-14 02:57:54,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:53" (2/3) ... [2024-11-14 02:57:54,944 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f65861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:57:54, skipping insertion in model container [2024-11-14 02:57:54,944 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:57:54" (3/3) ... [2024-11-14 02:57:54,946 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-37.i [2024-11-14 02:57:54,966 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:57:54,968 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-37.i that has 2 procedures, 50 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 02:57:55,045 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:57:55,064 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@72a28347, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:57:55,065 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:57:55,071 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-14 02:57:55,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-14 02:57:55,084 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:57:55,084 INFO L215 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:57:55,085 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:57:55,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:57:55,091 INFO L85 PathProgramCache]: Analyzing trace with hash -1507393764, now seen corresponding path program 1 times [2024-11-14 02:57:55,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:57:55,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925338691] [2024-11-14 02:57:55,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:57:55,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:57:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 02:57:55,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [499649099] [2024-11-14 02:57:55,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:57:55,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:57:55,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:57:55,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:57:55,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 02:57:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:57:55,898 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 02:57:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:57:56,164 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 02:57:56,167 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 02:57:56,169 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 02:57:56,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 02:57:56,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:57:56,378 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 02:57:56,503 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 02:57:56,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 02:57:56 BoogieIcfgContainer [2024-11-14 02:57:56,507 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 02:57:56,508 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 02:57:56,508 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 02:57:56,508 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 02:57:56,509 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:57:54" (3/4) ... [2024-11-14 02:57:56,512 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 02:57:56,514 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 02:57:56,515 INFO L158 Benchmark]: Toolchain (without parser) took 3273.59ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 62.0MB in the end (delta: 57.0MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-11-14 02:57:56,516 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:57:56,516 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.70ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 105.0MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 02:57:56,517 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.52ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 101.9MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 02:57:56,517 INFO L158 Benchmark]: Boogie Preprocessor took 46.75ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 100.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:57:56,518 INFO L158 Benchmark]: RCFGBuilder took 1105.64ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 63.0MB in the end (delta: 37.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-14 02:57:56,518 INFO L158 Benchmark]: TraceAbstraction took 1573.22ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 62.6MB in the end (delta: 53.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-14 02:57:56,519 INFO L158 Benchmark]: Witness Printer took 5.76ms. Allocated memory is still 142.6MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:57:56,522 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.70ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 105.0MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.52ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 101.9MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.75ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 100.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1105.64ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 63.0MB in the end (delta: 37.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1573.22ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 62.6MB in the end (delta: 53.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 5.76ms. Allocated memory is still 142.6MB. Free memory is still 62.0MB. 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 someBinaryArithmeticDOUBLEoperation at line 77, overapproximation of someBinaryFLOATComparisonOperation at line 61, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 117, overapproximation of someBinaryDOUBLEComparisonOperation at line 82. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 256; [L23] unsigned short int var_1_2 = 51640; [L24] unsigned short int var_1_3 = 5; [L25] signed long int var_1_4 = -100; [L26] signed long int var_1_5 = 0; [L27] signed long int var_1_6 = -1000000; [L28] float var_1_7 = 128.8; [L29] unsigned char var_1_8 = 2; [L30] float var_1_9 = 256.5; [L31] float var_1_10 = 7.25; [L32] signed char var_1_11 = 64; [L33] signed char var_1_12 = -16; [L34] double var_1_13 = 0.9; [L35] unsigned char var_1_14 = 1; [L36] double var_1_15 = 0.0; [L37] double var_1_16 = 1.275; [L38] unsigned short int var_1_17 = 8; [L39] unsigned short int var_1_18 = 35331; [L40] signed char var_1_19 = -128; [L41] double var_1_20 = 0.0; [L42] double var_1_21 = 0.0; [L43] signed char var_1_22 = -8; [L138] isInitial = 1 [L139] FCALL initially() [L140] COND TRUE 1 [L141] FCALL updateLastVariables() [L142] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_ushort() [L90] CALL assume_abort_if_not(var_1_2 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=5, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_2 >= 32767) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=5, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L91] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=5, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=5, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L92] var_1_3 = __VERIFIER_nondet_ushort() [L93] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L94] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L95] var_1_4 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L97] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L98] var_1_5 = __VERIFIER_nondet_long() [L99] CALL assume_abort_if_not(var_1_5 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_5 >= -1073741823) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L100] CALL assume_abort_if_not(var_1_5 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_5 <= 1073741823) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L101] var_1_6 = __VERIFIER_nondet_long() [L102] CALL assume_abort_if_not(var_1_6 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_6 >= -2147483647) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L103] CALL assume_abort_if_not(var_1_6 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_6 <= 2147483646) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L104] var_1_8 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_9=513/2] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_9=513/2] [L106] CALL assume_abort_if_not(var_1_8 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_9=513/2] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_8 <= 255) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_9=513/2] [L107] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L108] var_1_9 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L110] var_1_12 = __VERIFIER_nondet_char() [L111] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L112] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L113] var_1_14 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L115] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L116] var_1_15 = __VERIFIER_nondet_double() [L117] CALL assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L118] var_1_16 = __VERIFIER_nondet_double() [L119] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L120] var_1_18 = __VERIFIER_nondet_ushort() [L121] CALL assume_abort_if_not(var_1_18 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_18 >= 32767) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L122] CALL assume_abort_if_not(var_1_18 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_18 <= 65534) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L123] var_1_20 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L125] var_1_21 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L127] var_1_22 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_22 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=64, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_22 >= -127) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=64, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L129] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=64, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=9/10, var_1_14=1, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=64, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2] [L142] RET updateVariables() [L143] CALL step() [L47] COND TRUE (var_1_2 - var_1_3) > var_1_4 [L48] var_1_1 = (((((((((var_1_5 + var_1_3)) < (var_1_2)) ? ((var_1_5 + var_1_3)) : (var_1_2)))) < (var_1_6)) ? ((((((var_1_5 + var_1_3)) < (var_1_2)) ? ((var_1_5 + var_1_3)) : (var_1_2)))) : (var_1_6))) [L52] signed long int stepLocal_1 = var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))); [L53] unsigned short int stepLocal_0 = var_1_3; [L54] COND FALSE !((var_1_5 / var_1_8) < stepLocal_1) [L61] COND FALSE !((var_1_6 >= var_1_4) || (var_1_9 > var_1_7)) [L64] COND FALSE !(var_1_10 >= var_1_7) [L69] signed long int stepLocal_2 = var_1_3 + var_1_6; [L70] COND TRUE \read(var_1_14) [L71] COND TRUE var_1_10 <= var_1_9 [L72] var_1_13 = var_1_9 [L81] var_1_17 = (var_1_18 - var_1_3) [L82] COND FALSE !(var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16))) [L85] var_1_19 = var_1_12 [L143] RET step() [L144] CALL, EXPR property() [L134-L135] return ((((((((var_1_2 - var_1_3) > var_1_4) ? (var_1_1 == ((signed long int) (((((((((var_1_5 + var_1_3)) < (var_1_2)) ? ((var_1_5 + var_1_3)) : (var_1_2)))) < (var_1_6)) ? ((((((var_1_5 + var_1_3)) < (var_1_2)) ? ((var_1_5 + var_1_3)) : (var_1_2)))) : (var_1_6))))) : (var_1_1 == ((signed long int) 0))) && (((var_1_5 / var_1_8) < (var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))))) ? ((var_1_1 >= var_1_3) ? (var_1_7 == ((float) 0.75f)) : (var_1_7 == ((float) var_1_9))) : 1)) && (((var_1_6 >= var_1_4) || (var_1_9 > var_1_7)) ? (var_1_10 == ((float) var_1_9)) : 1)) && ((var_1_10 >= var_1_7) ? ((var_1_9 < var_1_10) ? (var_1_11 == ((signed char) var_1_12)) : 1) : 1)) && (var_1_14 ? ((var_1_10 <= var_1_9) ? (var_1_13 == ((double) var_1_9)) : ((((((var_1_5) < ((var_1_2 * var_1_1))) ? (var_1_5) : ((var_1_2 * var_1_1)))) == (var_1_3 + var_1_6)) ? (var_1_13 == ((double) 8.75)) : (var_1_13 == ((double) (16.5 + ((var_1_15 - 49.35) - var_1_16)))))) : 1)) && (var_1_17 == ((unsigned short int) (var_1_18 - var_1_3)))) && ((var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16))) ? (var_1_19 == ((signed char) ((((var_1_12) > (var_1_22)) ? (var_1_12) : (var_1_22))))) : (var_1_19 == ((signed char) var_1_12))) ; [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=35/4, var_1_14=1, var_1_17=1, var_1_18=32767, var_1_19=64, var_1_1=1, var_1_22=64, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=35/4] [L19] reach_error() VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=64, var_1_13=35/4, var_1_14=1, var_1_17=1, var_1_18=32767, var_1_19=64, var_1_1=1, var_1_22=64, var_1_2=32769, var_1_3=-98306, var_1_4=2, var_1_5=32767, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=35/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 26, 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=50occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 194 NumberOfCodeBlocks, 194 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 02:57:56,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E --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 e431349caa54dd3acff75ce6617312ef06b9519ca52b68f66671e55ba08bd386 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:57:59,801 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:57:59,939 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 02:57:59,957 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:57:59,958 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:57:59,988 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:57:59,988 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:57:59,989 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:57:59,989 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:57:59,989 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:57:59,990 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:57:59,990 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:57:59,990 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:57:59,990 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:57:59,990 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:57:59,990 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:57:59,991 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:57:59,991 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:57:59,991 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:57:59,992 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:57:59,992 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:57:59,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:57:59,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:57:59,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:57:59,992 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 02:57:59,993 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 02:57:59,993 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:57:59,993 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 02:57:59,993 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:57:59,993 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:57:59,993 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:57:59,994 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:57:59,994 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 02:57:59,994 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:57:59,994 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:57:59,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:57:59,994 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:57:59,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:57:59,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:57:59,995 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 02:57:59,995 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 02:57:59,995 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:57:59,995 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:57:59,995 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E 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 -> e431349caa54dd3acff75ce6617312ef06b9519ca52b68f66671e55ba08bd386 [2024-11-14 02:58:00,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:58:00,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:58:00,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:58:00,440 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:58:00,440 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:58:00,441 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i Unable to find full path for "g++" [2024-11-14 02:58:03,071 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:58:03,463 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:58:03,464 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i [2024-11-14 02:58:03,476 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/data/256d5469c/55e5f6d85d104855a6c391bf21c9517e/FLAG51ac4c61b [2024-11-14 02:58:03,500 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/data/256d5469c/55e5f6d85d104855a6c391bf21c9517e [2024-11-14 02:58:03,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:58:03,505 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:58:03,507 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:58:03,507 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:58:03,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:58:03,514 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2805d563 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03, skipping insertion in model container [2024-11-14 02:58:03,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,543 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:58:03,756 WARN L250 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_f34f5dd5-4185-477e-8545-d8b8c4e70213/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i[917,930] [2024-11-14 02:58:03,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:58:03,870 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:58:03,888 WARN L250 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_f34f5dd5-4185-477e-8545-d8b8c4e70213/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i[917,930] [2024-11-14 02:58:03,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:58:03,956 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:58:03,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03 WrapperNode [2024-11-14 02:58:03,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:58:03,958 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:58:03,958 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:58:03,958 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:58:03,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,980 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:04,014 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 151 [2024-11-14 02:58:04,015 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:58:04,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:58:04,016 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:58:04,016 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:58:04,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:04,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:04,038 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:04,038 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:04,050 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:04,055 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:04,058 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:04,060 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:04,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:58:04,066 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:58:04,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:58:04,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:58:04,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:04,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:58:04,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:58:04,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:58:04,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:58:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:58:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 02:58:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 02:58:04,154 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 02:58:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:58:04,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:58:04,246 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:58:04,247 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:58:12,870 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-14 02:58:12,871 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:58:12,884 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:58:12,884 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:58:12,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:58:12 BoogieIcfgContainer [2024-11-14 02:58:12,885 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:58:12,887 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:58:12,887 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:58:12,893 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:58:12,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:58:03" (1/3) ... [2024-11-14 02:58:12,894 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fa72c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:58:12, skipping insertion in model container [2024-11-14 02:58:12,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (2/3) ... [2024-11-14 02:58:12,895 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fa72c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:58:12, skipping insertion in model container [2024-11-14 02:58:12,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:58:12" (3/3) ... [2024-11-14 02:58:12,897 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-37.i [2024-11-14 02:58:12,917 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:58:12,919 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-37.i that has 2 procedures, 73 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 02:58:12,986 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:58:13,000 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@17470020, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:58:13,001 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:58:13,007 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 45 states have internal predecessors, (59), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-14 02:58:13,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-14 02:58:13,023 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:58:13,024 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:58:13,025 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:58:13,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:58:13,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1412955730, now seen corresponding path program 1 times [2024-11-14 02:58:13,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:58:13,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1810621401] [2024-11-14 02:58:13,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:13,047 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:58:13,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:58:13,050 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 02:58:13,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34f5dd5-4185-477e-8545-d8b8c4e70213/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 02:58:14,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:14,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-14 02:58:14,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:59:53,976 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ zero_extend 16) c_~var_1_3~0))) (let ((.cse2 ((_ zero_extend 16) c_~var_1_2~0)) (.cse6 (bvneg .cse5))) (and (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (not (fp.gt c_~var_1_9~0 c_~var_1_7~0)) (let ((.cse1 (bvsdiv c_~var_1_5~0 ((_ zero_extend 24) c_~var_1_8~0))) (.cse0 (bvslt (_ bv2 32) .cse2))) (or (and (not .cse0) (not (bvslt .cse1 (bvsdiv c_~var_1_1~0 .cse2)))) (and (not (bvslt .cse1 (bvsdiv c_~var_1_1~0 (_ bv2 32)))) .cse0))) (let ((.cse3 (bvadd c_~var_1_5~0 .cse5))) (let ((.cse4 (bvslt .cse3 c_~var_1_6~0))) (or (and (= c_~var_1_1~0 .cse3) .cse4) (and (= c_~var_1_1~0 c_~var_1_6~0) (not .cse4))))) (not (bvsge c_~var_1_6~0 c_~var_1_4~0)) (bvsgt (bvadd .cse6 .cse2) c_~var_1_4~0) (= (_ bv0 8) c_~var_1_14~0) (= c_~var_1_17~0 ((_ extract 15 0) (bvadd .cse6 ((_ zero_extend 16) c_~var_1_18~0)))) (let ((.cse7 ((_ sign_extend 24) c_~var_1_12~0)) (.cse9 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse8 (bvsgt .cse7 .cse9))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse7)) .cse8) (and (not .cse8) (= c_~var_1_19~0 ((_ extract 7 0) .cse9)))))) (= ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 29.0 4.0))) c_~var_1_10~0) (= ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 644.0 5.0))) c_~var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-14 02:59:56,000 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ zero_extend 16) c_~var_1_3~0))) (let ((.cse2 ((_ zero_extend 16) c_~var_1_2~0)) (.cse6 (bvneg .cse5))) (and (fp.gt c_~var_1_13~0 (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_20~0 c_~var_1_15~0) (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_16~0))) (not (fp.gt c_~var_1_9~0 c_~var_1_7~0)) (let ((.cse1 (bvsdiv c_~var_1_5~0 ((_ zero_extend 24) c_~var_1_8~0))) (.cse0 (bvslt (_ bv2 32) .cse2))) (or (and (not .cse0) (not (bvslt .cse1 (bvsdiv c_~var_1_1~0 .cse2)))) (and (not (bvslt .cse1 (bvsdiv c_~var_1_1~0 (_ bv2 32)))) .cse0))) (let ((.cse3 (bvadd c_~var_1_5~0 .cse5))) (let ((.cse4 (bvslt .cse3 c_~var_1_6~0))) (or (and (= c_~var_1_1~0 .cse3) .cse4) (and (= c_~var_1_1~0 c_~var_1_6~0) (not .cse4))))) (not (bvsge c_~var_1_6~0 c_~var_1_4~0)) (bvsgt (bvadd .cse6 .cse2) c_~var_1_4~0) (= (_ bv0 8) c_~var_1_14~0) (= c_~var_1_17~0 ((_ extract 15 0) (bvadd .cse6 ((_ zero_extend 16) c_~var_1_18~0)))) (let ((.cse7 ((_ sign_extend 24) c_~var_1_12~0)) (.cse9 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse8 (bvsgt .cse7 .cse9))) (or (and (= c_~var_1_19~0 ((_ extract 7 0) .cse7)) .cse8) (and (not .cse8) (= c_~var_1_19~0 ((_ extract 7 0) .cse9)))))) (= ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 29.0 4.0))) c_~var_1_10~0) (= ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 644.0 5.0))) c_~var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true