./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.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_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/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_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/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_cc225337-ab30-4b7f-9a1f-1f35b42f473d/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 e83a96ae2f5bfdf3893aaa3e90bdc514d3802a42b700c4fee4c6a9673f033b35 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:35:04,057 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:35:04,130 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-13 23:35:04,138 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:35:04,138 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 23:35:04,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:35:04,182 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 23:35:04,183 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 23:35:04,184 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:35:04,184 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 23:35:04,185 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-13 23:35:04,185 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-13 23:35:04,185 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-13 23:35:04,185 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-13 23:35:04,185 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-13 23:35:04,185 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-13 23:35:04,187 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-13 23:35:04,187 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-13 23:35:04,187 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-13 23:35:04,187 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-13 23:35:04,187 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-13 23:35:04,188 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-13 23:35:04,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:35:04,188 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:35:04,188 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:35:04,188 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:35:04,188 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:35:04,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:35:04,189 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:35:04,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:35:04,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:35:04,189 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:35:04,189 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:35:04,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:35:04,189 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:35:04,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:35:04,189 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 23:35:04,189 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 23:35:04,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:35:04,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:35:04,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:35:04,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:35:04,190 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-13 23:35:04,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:35:04,190 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 23:35:04,190 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-13 23:35:04,190 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 23:35:04,190 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_cc225337-ab30-4b7f-9a1f-1f35b42f473d/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 -> e83a96ae2f5bfdf3893aaa3e90bdc514d3802a42b700c4fee4c6a9673f033b35 [2024-11-13 23:35:04,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:35:04,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:35:04,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:35:04,534 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:35:04,534 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:35:04,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i Unable to find full path for "g++" [2024-11-13 23:35:06,380 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:35:06,771 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:35:06,772 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i [2024-11-13 23:35:06,788 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/data/877743e1c/8f197451fed042af8e0b1e1bf80cc256/FLAG01bb1a2c5 [2024-11-13 23:35:06,811 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/data/877743e1c/8f197451fed042af8e0b1e1bf80cc256 [2024-11-13 23:35:06,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:35:06,820 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:35:06,821 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:35:06,821 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:35:06,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:35:06,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:35:06" (1/1) ... [2024-11-13 23:35:06,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b71f751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:06, skipping insertion in model container [2024-11-13 23:35:06,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:35:06" (1/1) ... [2024-11-13 23:35:06,860 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:35:07,036 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_cc225337-ab30-4b7f-9a1f-1f35b42f473d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i[915,928] [2024-11-13 23:35:07,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:35:07,116 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:35:07,126 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_cc225337-ab30-4b7f-9a1f-1f35b42f473d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i[915,928] [2024-11-13 23:35:07,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:35:07,178 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:35:07,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:07 WrapperNode [2024-11-13 23:35:07,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:35:07,180 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:35:07,180 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:35:07,180 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:35:07,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:07" (1/1) ... [2024-11-13 23:35:07,193 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:07" (1/1) ... [2024-11-13 23:35:07,220 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 180 [2024-11-13 23:35:07,220 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:35:07,221 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:35:07,221 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:35:07,221 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:35:07,232 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:07" (1/1) ... [2024-11-13 23:35:07,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:07" (1/1) ... [2024-11-13 23:35:07,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:07" (1/1) ... [2024-11-13 23:35:07,235 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:07" (1/1) ... [2024-11-13 23:35:07,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:07" (1/1) ... [2024-11-13 23:35:07,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:07" (1/1) ... [2024-11-13 23:35:07,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:07" (1/1) ... [2024-11-13 23:35:07,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:07" (1/1) ... [2024-11-13 23:35:07,261 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:35:07,265 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:35:07,265 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:35:07,265 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:35:07,266 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:07" (1/1) ... [2024-11-13 23:35:07,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:35:07,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:35:07,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 23:35:07,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 23:35:07,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:35:07,342 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:35:07,342 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:35:07,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:35:07,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:35:07,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:35:07,457 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:35:07,459 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:35:07,874 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-13 23:35:07,874 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:35:08,153 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:35:08,154 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:35:08,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:35:08 BoogieIcfgContainer [2024-11-13 23:35:08,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:35:08,158 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 23:35:08,159 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 23:35:08,164 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 23:35:08,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:35:06" (1/3) ... [2024-11-13 23:35:08,166 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53d1bc95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:35:08, skipping insertion in model container [2024-11-13 23:35:08,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:07" (2/3) ... [2024-11-13 23:35:08,166 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53d1bc95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:35:08, skipping insertion in model container [2024-11-13 23:35:08,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:35:08" (3/3) ... [2024-11-13 23:35:08,168 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-44.i [2024-11-13 23:35:08,184 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 23:35:08,186 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-44.i that has 2 procedures, 45 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 23:35:08,252 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 23:35:08,269 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;@638701e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 23:35:08,270 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 23:35:08,274 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-13 23:35:08,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 23:35:08,284 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:35:08,285 INFO L215 NwaCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:35:08,286 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:35:08,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:35:08,291 INFO L85 PathProgramCache]: Analyzing trace with hash 442928303, now seen corresponding path program 1 times [2024-11-13 23:35:08,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-13 23:35:08,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86905549] [2024-11-13 23:35:08,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:35:08,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:35:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:35:08,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1247929877] [2024-11-13 23:35:08,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:35:08,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 23:35:08,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:35:08,773 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 23:35:08,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 23:35:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:35:09,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:35:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:35:09,594 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-13 23:35:09,596 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 23:35:09,598 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 23:35:09,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:35:09,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-13 23:35:09,806 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 23:35:09,908 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 23:35:09,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 11:35:09 BoogieIcfgContainer [2024-11-13 23:35:09,912 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 23:35:09,913 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:35:09,913 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:35:09,913 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:35:09,916 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:35:08" (3/4) ... [2024-11-13 23:35:09,919 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:35:09,920 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:35:09,921 INFO L158 Benchmark]: Toolchain (without parser) took 3101.44ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 92.1MB in the beginning and 310.3MB in the end (delta: -218.1MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2024-11-13 23:35:09,922 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:35:09,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.21ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 78.3MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:35:09,924 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.14ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 75.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:35:09,928 INFO L158 Benchmark]: Boogie Preprocessor took 40.10ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 74.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:35:09,928 INFO L158 Benchmark]: RCFGBuilder took 890.30ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 81.1MB in the end (delta: -6.6MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2024-11-13 23:35:09,929 INFO L158 Benchmark]: TraceAbstraction took 1753.92ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 80.5MB in the beginning and 310.3MB in the end (delta: -229.7MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2024-11-13 23:35:09,929 INFO L158 Benchmark]: Witness Printer took 7.27ms. Allocated memory is still 352.3MB. Free memory was 310.3MB in the beginning and 310.3MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:35:09,931 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 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.21ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 78.3MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.14ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 75.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.10ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 74.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 890.30ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 81.1MB in the end (delta: -6.6MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1753.92ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 80.5MB in the beginning and 310.3MB in the end (delta: -229.7MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. * Witness Printer took 7.27ms. Allocated memory is still 352.3MB. Free memory was 310.3MB in the beginning and 310.3MB in the end (delta: 11.7kB). 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 123, overapproximation of someBinaryFLOATComparisonOperation at line 125, overapproximation of someBinaryFLOATComparisonOperation at line 51, overapproximation of bitwiseOr at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 96, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryArithmeticFLOAToperation at line 77. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 16; [L23] unsigned char var_1_5 = 1; [L24] signed short int var_1_8 = -5; [L25] double var_1_10 = 256.475; [L26] double var_1_11 = 4.8; [L27] unsigned long int var_1_14 = 0; [L28] signed char var_1_15 = -5; [L29] unsigned long int var_1_16 = 500; [L30] unsigned long int var_1_17 = 4182428128; [L31] unsigned long int var_1_18 = 16; [L32] signed char var_1_19 = -5; [L33] signed char var_1_20 = 0; [L34] signed char var_1_21 = 64; [L35] float var_1_22 = 49.375; [L36] signed short int var_1_23 = 256; [L37] signed short int var_1_24 = 8; [L38] float var_1_25 = 255.5; [L39] float var_1_26 = 500.14; [L40] signed long int var_1_27 = -8; [L41] signed short int var_1_30 = -2; [L42] double var_1_31 = 0.3; [L43] signed char var_1_32 = 16; [L44] float last_1_var_1_22 = 49.375; [L45] signed short int last_1_var_1_30 = -2; [L46] signed char last_1_var_1_32 = 16; [L137] isInitial = 1 [L138] FCALL initially() [L139] int k_loop; [L140] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L140] COND TRUE k_loop < 1 [L141] CALL updateLastVariables() [L128] last_1_var_1_22 = var_1_22 [L129] last_1_var_1_30 = var_1_30 [L130] last_1_var_1_32 = var_1_32 [L141] RET updateLastVariables() [L142] CALL updateVariables() [L90] var_1_5 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_8=-5] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_8=-5] [L92] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L93] var_1_10 = __VERIFIER_nondet_double() [L94] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L95] var_1_11 = __VERIFIER_nondet_double() [L96] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L97] var_1_15 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L99] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L100] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L101] var_1_16 = __VERIFIER_nondet_ulong() [L102] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L103] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L104] var_1_17 = __VERIFIER_nondet_ulong() [L105] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L106] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L107] var_1_18 = __VERIFIER_nondet_ulong() [L108] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L109] CALL assume_abort_if_not(var_1_18 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_18 <= 1073741823) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L110] var_1_20 = __VERIFIER_nondet_char() [L111] CALL assume_abort_if_not(var_1_20 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_20 >= -126) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L112] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L113] var_1_21 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L115] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L116] var_1_23 = __VERIFIER_nondet_short() [L117] CALL assume_abort_if_not(var_1_23 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_23 >= -1) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L118] CALL assume_abort_if_not(var_1_23 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_23 <= 32767) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L119] var_1_24 = __VERIFIER_nondet_short() [L120] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=0, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=0, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L121] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=0, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=0, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L122] var_1_25 = __VERIFIER_nondet_float() [L123] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=0, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=0, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L124] var_1_26 = __VERIFIER_nondet_float() [L125] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=0, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=0, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_5=1, var_1_8=-5] [L142] RET updateVariables() [L143] CALL step() [L50] COND FALSE !(((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) < (((((var_1_10 - var_1_11)) < (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))) ? ((var_1_10 - var_1_11)) : (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))))) [L57] var_1_8 = 0 [L59] unsigned long int stepLocal_1 = var_1_18; [L60] COND FALSE !(256 > stepLocal_1) [L63] var_1_31 = var_1_26 [L64] var_1_32 = var_1_21 [L65] var_1_30 = ((((var_1_15) > (var_1_32)) ? (var_1_15) : (var_1_32))) [L66] signed short int stepLocal_0 = var_1_8; [L67] EXPR (var_1_32 + var_1_19) ^ (var_1_30 + var_1_32) [L67] COND TRUE stepLocal_0 == ((var_1_32 + var_1_19) ^ (var_1_30 + var_1_32)) [L68] var_1_1 = var_1_8 [L70] COND TRUE var_1_30 == ((((var_1_30) < ((var_1_8 / var_1_15))) ? (var_1_30) : ((var_1_8 / var_1_15)))) [L71] var_1_14 = var_1_16 [L75] signed long int stepLocal_2 = var_1_23 - var_1_24; [L76] COND FALSE !(stepLocal_2 > var_1_14) [L79] COND FALSE !(! var_1_5) [L82] COND FALSE !(var_1_11 > var_1_22) [L85] var_1_27 = var_1_32 [L143] RET step() [L144] CALL, EXPR property() [L133] EXPR (var_1_32 + var_1_19) ^ (var_1_30 + var_1_32) [L133-L134] return (((((((((var_1_8 == ((var_1_32 + var_1_19) ^ (var_1_30 + var_1_32))) ? (var_1_1 == ((signed long int) var_1_8)) : 1) && ((((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) < (((((var_1_10 - var_1_11)) < (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))) ? ((var_1_10 - var_1_11)) : (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))))) ? ((last_1_var_1_22 >= last_1_var_1_22) ? (var_1_8 == ((signed short int) last_1_var_1_32)) : (var_1_8 == ((signed short int) last_1_var_1_30))) : (var_1_8 == ((signed short int) 0)))) && ((var_1_30 == ((((var_1_30) < ((var_1_8 / var_1_15))) ? (var_1_30) : ((var_1_8 / var_1_15))))) ? (var_1_14 == ((unsigned long int) var_1_16)) : (var_1_14 == ((unsigned long int) (var_1_17 - (16u + var_1_18)))))) && ((256 > var_1_18) ? (var_1_19 == ((signed char) ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) > (var_1_21)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (var_1_21))))) : 1)) && (((var_1_23 - var_1_24) > var_1_14) ? (var_1_22 == ((float) (var_1_25 - var_1_26))) : 1)) && ((! var_1_5) ? (var_1_27 == ((signed long int) ((var_1_32 + var_1_24) + (var_1_30 + (var_1_20 + var_1_32))))) : ((var_1_11 > var_1_22) ? (var_1_27 == ((signed long int) var_1_19)) : (var_1_27 == ((signed long int) var_1_32))))) && (var_1_30 == ((signed short int) ((((var_1_15) > (var_1_32)) ? (var_1_15) : (var_1_32)))))) && (var_1_31 == ((double) var_1_26))) && (var_1_32 == ((signed char) var_1_21)) ; [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=0, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=0, var_1_26=2, var_1_27=-5, var_1_30=-5, var_1_31=2, var_1_32=-5, var_1_5=1, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=0, var_1_20=-122, var_1_21=-5, var_1_22=395/8, var_1_23=0, var_1_24=0, var_1_26=2, var_1_27=-5, var_1_30=-5, var_1_31=2, var_1_32=-5, var_1_5=1, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 172 NumberOfCodeBlocks, 172 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 [2024-11-13 23:35:09,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/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_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/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_cc225337-ab30-4b7f-9a1f-1f35b42f473d/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 e83a96ae2f5bfdf3893aaa3e90bdc514d3802a42b700c4fee4c6a9673f033b35 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:35:12,658 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:35:12,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-13 23:35:12,788 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:35:12,788 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 23:35:12,824 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:35:12,827 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 23:35:12,828 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 23:35:12,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:35:12,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 23:35:12,829 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-13 23:35:12,829 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-13 23:35:12,829 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-13 23:35:12,829 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-13 23:35:12,830 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-13 23:35:12,830 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-13 23:35:12,830 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:35:12,832 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:35:12,832 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:35:12,832 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:35:12,832 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:35:12,832 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:35:12,832 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:35:12,833 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:35:12,833 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:35:12,833 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:35:12,833 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:35:12,833 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:35:12,833 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:35:12,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:35:12,833 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:35:12,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:35:12,833 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 23:35:12,834 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 23:35:12,834 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 23:35:12,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:35:12,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:35:12,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:35:12,834 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:35:12,834 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:35:12,834 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:35:12,835 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 23:35:12,836 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-13 23:35:12,836 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_cc225337-ab30-4b7f-9a1f-1f35b42f473d/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 -> e83a96ae2f5bfdf3893aaa3e90bdc514d3802a42b700c4fee4c6a9673f033b35 [2024-11-13 23:35:13,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:35:13,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:35:13,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:35:13,155 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:35:13,156 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:35:13,157 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i Unable to find full path for "g++" [2024-11-13 23:35:15,175 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:35:15,525 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:35:15,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i [2024-11-13 23:35:15,545 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/data/cc861aedd/65c54975a926440293c75b8d0935be21/FLAG17b9d4558 [2024-11-13 23:35:15,565 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/data/cc861aedd/65c54975a926440293c75b8d0935be21 [2024-11-13 23:35:15,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:35:15,572 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:35:15,574 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:35:15,575 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:35:15,579 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:35:15,580 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:35:15" (1/1) ... [2024-11-13 23:35:15,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72069e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15, skipping insertion in model container [2024-11-13 23:35:15,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:35:15" (1/1) ... [2024-11-13 23:35:15,607 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:35:15,787 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_cc225337-ab30-4b7f-9a1f-1f35b42f473d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i[915,928] [2024-11-13 23:35:15,871 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:35:15,889 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:35:15,901 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_cc225337-ab30-4b7f-9a1f-1f35b42f473d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-44.i[915,928] [2024-11-13 23:35:15,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:35:15,961 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:35:15,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15 WrapperNode [2024-11-13 23:35:15,962 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:35:15,963 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:35:15,964 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:35:15,964 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:35:15,971 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15" (1/1) ... [2024-11-13 23:35:15,982 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15" (1/1) ... [2024-11-13 23:35:16,007 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2024-11-13 23:35:16,007 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:35:16,008 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:35:16,008 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:35:16,008 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:35:16,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15" (1/1) ... [2024-11-13 23:35:16,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15" (1/1) ... [2024-11-13 23:35:16,028 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15" (1/1) ... [2024-11-13 23:35:16,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15" (1/1) ... [2024-11-13 23:35:16,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15" (1/1) ... [2024-11-13 23:35:16,042 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15" (1/1) ... [2024-11-13 23:35:16,045 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15" (1/1) ... [2024-11-13 23:35:16,046 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15" (1/1) ... [2024-11-13 23:35:16,050 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:35:16,050 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:35:16,051 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:35:16,051 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:35:16,052 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15" (1/1) ... [2024-11-13 23:35:16,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:35:16,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:35:16,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 23:35:16,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 23:35:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:35:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:35:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:35:16,123 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:35:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:35:16,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:35:16,208 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:35:16,210 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:35:20,261 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-13 23:35:20,261 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:35:20,273 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:35:20,273 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:35:20,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:35:20 BoogieIcfgContainer [2024-11-13 23:35:20,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:35:20,277 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 23:35:20,277 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 23:35:20,283 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 23:35:20,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:35:15" (1/3) ... [2024-11-13 23:35:20,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4474aba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:35:20, skipping insertion in model container [2024-11-13 23:35:20,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:35:15" (2/3) ... [2024-11-13 23:35:20,285 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4474aba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:35:20, skipping insertion in model container [2024-11-13 23:35:20,285 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:35:20" (3/3) ... [2024-11-13 23:35:20,287 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-44.i [2024-11-13 23:35:20,309 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 23:35:20,316 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-44.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 23:35:20,415 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 23:35:20,436 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;@a545b05, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 23:35:20,436 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 23:35:20,441 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 40 states have (on average 1.325) internal successors, (53), 41 states have internal predecessors, (53), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-13 23:35:20,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-13 23:35:20,474 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:35:20,479 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:35:20,479 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:35:20,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:35:20,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1538792013, now seen corresponding path program 1 times [2024-11-13 23:35:20,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:35:20,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1432686548] [2024-11-13 23:35:20,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:35:20,529 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 [2024-11-13 23:35:20,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:35:20,543 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/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) [2024-11-13 23:35:20,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc225337-ab30-4b7f-9a1f-1f35b42f473d/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 [2024-11-13 23:35:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:21,351 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 23:35:21,380 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:36:09,750 WARN L286 SmtUtils]: Spent 5.93s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:36:30,731 WARN L286 SmtUtils]: Spent 7.29s on a formula simplification that was a NOOP. DAG size: 65 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)