./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-28.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_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/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_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/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_7a0368a0-0f85-4243-9ded-19dc979c345e/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 bd298ce534de00beea346fb305edb551963d6d5842d9344f8b63a23a6d900658 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:55:39,283 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:55:39,382 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:55:39,389 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:55:39,390 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:55:39,425 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:55:39,426 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:55:39,427 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:55:39,427 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:55:39,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:55:39,428 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:55:39,428 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:55:39,428 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:55:39,428 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:55:39,429 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:55:39,429 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:55:39,429 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:55:39,429 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:55:39,429 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:55:39,429 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:55:39,429 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:55:39,431 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:55:39,432 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:55:39,432 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:55:39,432 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:55:39,432 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:55:39,433 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:55:39,433 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:55:39,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:55:39,433 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:55:39,433 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:55:39,433 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:55:39,433 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:55:39,433 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:55:39,433 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:55:39,433 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:55:39,433 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:55:39,434 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:55:39,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:55:39,434 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:55:39,434 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:55:39,434 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:55:39,434 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:55:39,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:55:39,434 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:55:39,434 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:55:39,434 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:55:39,437 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_7a0368a0-0f85-4243-9ded-19dc979c345e/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 -> bd298ce534de00beea346fb305edb551963d6d5842d9344f8b63a23a6d900658 [2024-11-14 03:55:39,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:55:39,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:55:39,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:55:39,864 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:55:39,864 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:55:39,866 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-28.i Unable to find full path for "g++" [2024-11-14 03:55:42,184 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:55:42,569 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:55:42,570 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-28.i [2024-11-14 03:55:42,588 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/data/6b42d4149/2f338917849d4694b458984833145809/FLAG18b0d7944 [2024-11-14 03:55:42,616 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/data/6b42d4149/2f338917849d4694b458984833145809 [2024-11-14 03:55:42,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:55:42,621 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:55:42,626 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:55:42,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:55:42,633 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:55:42,636 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:55:42" (1/1) ... [2024-11-14 03:55:42,639 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ee0076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:42, skipping insertion in model container [2024-11-14 03:55:42,640 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:55:42" (1/1) ... [2024-11-14 03:55:42,670 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:55:42,888 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_7a0368a0-0f85-4243-9ded-19dc979c345e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-28.i[915,928] [2024-11-14 03:55:42,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:55:42,988 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:55:43,000 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_7a0368a0-0f85-4243-9ded-19dc979c345e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-28.i[915,928] [2024-11-14 03:55:43,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:55:43,044 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:55:43,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:43 WrapperNode [2024-11-14 03:55:43,045 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:55:43,046 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:55:43,047 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:55:43,047 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:55:43,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:43" (1/1) ... [2024-11-14 03:55:43,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:43" (1/1) ... [2024-11-14 03:55:43,093 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 133 [2024-11-14 03:55:43,093 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:55:43,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:55:43,094 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:55:43,094 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:55:43,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:43" (1/1) ... [2024-11-14 03:55:43,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:43" (1/1) ... [2024-11-14 03:55:43,109 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:43" (1/1) ... [2024-11-14 03:55:43,109 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:43" (1/1) ... [2024-11-14 03:55:43,115 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:43" (1/1) ... [2024-11-14 03:55:43,120 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:43" (1/1) ... [2024-11-14 03:55:43,121 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:43" (1/1) ... [2024-11-14 03:55:43,122 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:43" (1/1) ... [2024-11-14 03:55:43,125 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:55:43,126 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:55:43,126 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:55:43,126 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:55:43,128 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:43" (1/1) ... [2024-11-14 03:55:43,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:55:43,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:55:43,183 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:55:43,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:55:43,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:55:43,224 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:55:43,224 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:55:43,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:55:43,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:55:43,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:55:43,338 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:55:43,341 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:55:43,706 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-14 03:55:43,706 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:55:43,911 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:55:43,912 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:55:43,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:55:43 BoogieIcfgContainer [2024-11-14 03:55:43,912 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:55:43,916 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:55:43,916 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:55:43,923 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:55:43,923 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:55:42" (1/3) ... [2024-11-14 03:55:43,924 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65f3d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:55:43, skipping insertion in model container [2024-11-14 03:55:43,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:43" (2/3) ... [2024-11-14 03:55:43,924 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65f3d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:55:43, skipping insertion in model container [2024-11-14 03:55:43,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:55:43" (3/3) ... [2024-11-14 03:55:43,926 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-28.i [2024-11-14 03:55:43,948 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:55:43,950 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-while_file-28.i that has 2 procedures, 35 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:55:44,023 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:55:44,043 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;@4e712146, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:55:44,043 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:55:44,048 INFO L276 IsEmpty]: Start isEmpty. Operand has 35 states, 16 states have (on average 1.1875) internal successors, (19), 17 states have internal predecessors, (19), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 03:55:44,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-14 03:55:44,059 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:55:44,060 INFO L215 NwaCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:55:44,061 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:55:44,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:55:44,068 INFO L85 PathProgramCache]: Analyzing trace with hash 927466506, now seen corresponding path program 1 times [2024-11-14 03:55:44,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:55:44,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471595517] [2024-11-14 03:55:44,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:55:44,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:55:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:55:44,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:55:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:55:44,649 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:55:44,653 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:55:44,655 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:55:44,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:55:44,665 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:55:44,766 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:55:44,774 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:55:44 BoogieIcfgContainer [2024-11-14 03:55:44,775 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:55:44,775 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:55:44,775 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:55:44,778 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:55:44,779 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:55:43" (3/4) ... [2024-11-14 03:55:44,783 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:55:44,784 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:55:44,789 INFO L158 Benchmark]: Toolchain (without parser) took 2164.18ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 111.4MB in the end (delta: 7.2MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2024-11-14 03:55:44,789 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:55:44,789 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.88ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 106.2MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:55:44,790 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.16ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:55:44,790 INFO L158 Benchmark]: Boogie Preprocessor took 31.18ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.5MB in the end (delta: 991.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:55:44,791 INFO L158 Benchmark]: RCFGBuilder took 786.48ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 74.1MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-14 03:55:44,791 INFO L158 Benchmark]: TraceAbstraction took 858.62ms. Allocated memory is still 142.6MB. Free memory was 73.5MB in the beginning and 111.4MB in the end (delta: -38.0MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2024-11-14 03:55:44,791 INFO L158 Benchmark]: Witness Printer took 8.55ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 111.4MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:55:44,794 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 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.88ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 106.2MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.16ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.18ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.5MB in the end (delta: 991.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 786.48ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 74.1MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 858.62ms. Allocated memory is still 142.6MB. Free memory was 73.5MB in the beginning and 111.4MB in the end (delta: -38.0MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * Witness Printer took 8.55ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 111.4MB in the end (delta: 27.0kB). 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 41, overapproximation of someBinaryFLOATComparisonOperation at line 71, overapproximation of someBinaryFLOATComparisonOperation at line 60, overapproximation of someBinaryFLOATComparisonOperation at line 73, overapproximation of someBinaryFLOATComparisonOperation at line 58, overapproximation of bitwiseOr at line 45. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 1; [L23] float var_1_2 = 63.75; [L24] float var_1_3 = 255.75; [L25] signed char var_1_5 = 10; [L26] signed char var_1_6 = 4; [L27] signed char var_1_7 = -10; [L28] float var_1_8 = 4.75; [L29] float var_1_9 = 99.5; [L30] float var_1_10 = 255.9; [L31] float var_1_11 = 24.85; [L32] signed long int var_1_12 = -2; [L33] signed long int var_1_13 = 1629954775; [L34] signed long int var_1_14 = 1; [L35] signed long int var_1_15 = 1928642731; [L91] isInitial = 1 [L92] FCALL initially() [L93] COND TRUE 1 [L94] FCALL updateLastVariables() [L95] CALL updateVariables() [L57] var_1_2 = __VERIFIER_nondet_float() [L58] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=1023/4, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=1023/4, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L59] var_1_3 = __VERIFIER_nondet_float() [L60] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L61] var_1_5 = __VERIFIER_nondet_char() [L62] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L63] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L64] var_1_6 = __VERIFIER_nondet_char() [L65] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L66] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L67] var_1_7 = __VERIFIER_nondet_char() [L68] CALL assume_abort_if_not(var_1_7 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 >= -127) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4, var_1_9=199/2] [L69] CALL assume_abort_if_not(var_1_7 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_7 <= 126) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4, var_1_9=199/2] [L70] var_1_9 = __VERIFIER_nondet_float() [L71] 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=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L20] COND FALSE !(!cond) [L71] 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=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L72] var_1_10 = __VERIFIER_nondet_float() [L73] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L74] var_1_13 = __VERIFIER_nondet_long() [L75] CALL assume_abort_if_not(var_1_13 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741948, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_13 >= 1073741822) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741948, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L76] CALL assume_abort_if_not(var_1_13 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741948, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_13 <= 2147483646) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741948, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L77] var_1_14 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741948, var_1_14=1073741823, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741948, var_1_14=1073741823, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L79] CALL assume_abort_if_not(var_1_14 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741948, var_1_14=1073741823, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_14 <= 1073741823) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741948, var_1_14=1073741823, var_1_15=1928642731, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L80] var_1_15 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_15 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741948, var_1_14=1073741823, var_1_15=2147483646, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_15 >= 1073741823) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741948, var_1_14=1073741823, var_1_15=2147483646, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L82] CALL assume_abort_if_not(var_1_15 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741948, var_1_14=1073741823, var_1_15=2147483646, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_15 <= 2147483646) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741948, var_1_14=1073741823, var_1_15=2147483646, var_1_1=1, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4] [L95] RET updateVariables() [L96] CALL step() [L39] signed long int stepLocal_0 = -4; [L40] COND TRUE stepLocal_0 < var_1_6 [L41] var_1_8 = ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) [L43] var_1_11 = ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) [L44] signed long int stepLocal_1 = (((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7)); [L45] EXPR var_1_6 | 5 [L45] COND FALSE !((var_1_6 | 5) <= stepLocal_1) [L48] var_1_12 = 4 [L50] COND FALSE !((var_1_2 - var_1_3) <= (- var_1_11)) [L53] var_1_1 = var_1_5 [L96] RET step() [L97] CALL, EXPR property() [L87] EXPR (((((var_1_2 - var_1_3) <= (- var_1_11)) ? (var_1_1 == ((signed char) (((((var_1_5 - var_1_6)) < (var_1_7)) ? ((var_1_5 - var_1_6)) : (var_1_7))))) : (var_1_1 == ((signed char) var_1_5))) && ((-4 < var_1_6) ? (var_1_8 == ((float) ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))))) : 1)) && (var_1_11 == ((float) ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10)))))) && (((var_1_6 | 5) <= ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7)))) ? (var_1_12 == ((signed long int) (((((var_1_6) < ((var_1_13 - var_1_14))) ? (var_1_6) : ((var_1_13 - var_1_14)))) - (var_1_15 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))) : (var_1_12 == ((signed long int) 4))) [L87-L88] return (((((var_1_2 - var_1_3) <= (- var_1_11)) ? (var_1_1 == ((signed char) (((((var_1_5 - var_1_6)) < (var_1_7)) ? ((var_1_5 - var_1_6)) : (var_1_7))))) : (var_1_1 == ((signed char) var_1_5))) && ((-4 < var_1_6) ? (var_1_8 == ((float) ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))))) : 1)) && (var_1_11 == ((float) ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10)))))) && (((var_1_6 | 5) <= ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7)))) ? (var_1_12 == ((signed long int) (((((var_1_6) < ((var_1_13 - var_1_14))) ? (var_1_6) : ((var_1_13 - var_1_14)))) - (var_1_15 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))) : (var_1_12 == ((signed long int) 4))) ; [L97] RET, EXPR property() [L97] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=19/4, var_1_11=19/4, var_1_12=4, var_1_13=1073741948, var_1_14=1073741823, var_1_15=2147483646, var_1_1=126, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4, var_1_9=19/4] [L19] reach_error() VAL [isInitial=1, var_1_10=19/4, var_1_11=19/4, var_1_12=4, var_1_13=1073741948, var_1_14=1073741823, var_1_15=2147483646, var_1_1=126, var_1_5=126, var_1_6=126, var_1_7=0, var_1_8=19/4, var_1_9=19/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 16, 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=35occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:55:44,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/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_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/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_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/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_7a0368a0-0f85-4243-9ded-19dc979c345e/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 bd298ce534de00beea346fb305edb551963d6d5842d9344f8b63a23a6d900658 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:55:48,339 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:55:48,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:55:48,499 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:55:48,503 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:55:48,553 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:55:48,554 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:55:48,555 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:55:48,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:55:48,556 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:55:48,556 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:55:48,557 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:55:48,558 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:55:48,558 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:55:48,558 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:55:48,558 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:55:48,559 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:55:48,559 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:55:48,559 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:55:48,559 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:55:48,559 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:55:48,559 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:55:48,559 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:55:48,559 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:55:48,560 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:55:48,560 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:55:48,560 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:55:48,560 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:55:48,560 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:55:48,560 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:55:48,560 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:55:48,560 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:55:48,560 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:55:48,561 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:55:48,561 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:55:48,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:55:48,561 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:55:48,561 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:55:48,561 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:55:48,561 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:55:48,561 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:55:48,561 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:55:48,563 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:55:48,563 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_7a0368a0-0f85-4243-9ded-19dc979c345e/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 -> bd298ce534de00beea346fb305edb551963d6d5842d9344f8b63a23a6d900658 [2024-11-14 03:55:48,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:55:49,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:55:49,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:55:49,021 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:55:49,022 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:55:49,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-28.i Unable to find full path for "g++" [2024-11-14 03:55:51,116 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:55:51,394 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:55:51,396 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-28.i [2024-11-14 03:55:51,410 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/data/8a42cbec6/9acb824aed574162947f778037d7908a/FLAG5c1a377b0 [2024-11-14 03:55:51,435 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/data/8a42cbec6/9acb824aed574162947f778037d7908a [2024-11-14 03:55:51,438 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:55:51,440 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:55:51,444 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:55:51,444 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:55:51,449 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:55:51,450 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:55:51" (1/1) ... [2024-11-14 03:55:51,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e10fa5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51, skipping insertion in model container [2024-11-14 03:55:51,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:55:51" (1/1) ... [2024-11-14 03:55:51,473 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:55:51,660 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_7a0368a0-0f85-4243-9ded-19dc979c345e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-28.i[915,928] [2024-11-14 03:55:51,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:55:51,777 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:55:51,796 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_7a0368a0-0f85-4243-9ded-19dc979c345e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-28.i[915,928] [2024-11-14 03:55:51,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:55:51,870 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:55:51,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51 WrapperNode [2024-11-14 03:55:51,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:55:51,872 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:55:51,873 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:55:51,873 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:55:51,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51" (1/1) ... [2024-11-14 03:55:51,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51" (1/1) ... [2024-11-14 03:55:51,940 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 104 [2024-11-14 03:55:51,940 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:55:51,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:55:51,941 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:55:51,941 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:55:51,951 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51" (1/1) ... [2024-11-14 03:55:51,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51" (1/1) ... [2024-11-14 03:55:51,955 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51" (1/1) ... [2024-11-14 03:55:51,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51" (1/1) ... [2024-11-14 03:55:51,966 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51" (1/1) ... [2024-11-14 03:55:51,970 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51" (1/1) ... [2024-11-14 03:55:51,972 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51" (1/1) ... [2024-11-14 03:55:51,974 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51" (1/1) ... [2024-11-14 03:55:51,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:55:51,978 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:55:51,978 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:55:51,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:55:51,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51" (1/1) ... [2024-11-14 03:55:51,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:55:52,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:55:52,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:55:52,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:55:52,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:55:52,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:55:52,063 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:55:52,063 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:55:52,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:55:52,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:55:52,175 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:55:52,178 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:55:52,586 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-14 03:55:52,586 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:55:52,599 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:55:52,599 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:55:52,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:55:52 BoogieIcfgContainer [2024-11-14 03:55:52,600 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:55:52,603 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:55:52,604 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:55:52,610 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:55:52,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:55:51" (1/3) ... [2024-11-14 03:55:52,611 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29136329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:55:52, skipping insertion in model container [2024-11-14 03:55:52,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:55:51" (2/3) ... [2024-11-14 03:55:52,611 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29136329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:55:52, skipping insertion in model container [2024-11-14 03:55:52,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:55:52" (3/3) ... [2024-11-14 03:55:52,613 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-28.i [2024-11-14 03:55:52,632 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:55:52,634 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-while_file-28.i that has 2 procedures, 49 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:55:52,691 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:55:52,703 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;@472e5122, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:55:52,703 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:55:52,707 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 31 states have internal predecessors, (38), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 03:55:52,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-14 03:55:52,717 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:55:52,718 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:55:52,719 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:55:52,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:55:52,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1948361147, now seen corresponding path program 1 times [2024-11-14 03:55:52,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:55:52,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1090079334] [2024-11-14 03:55:52,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:55:52,734 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 03:55:52,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:55:52,738 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/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 03:55:52,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/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 03:55:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:55:53,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:55:53,058 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:55:53,113 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-14 03:55:53,113 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:55:53,114 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:55:53,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1090079334] [2024-11-14 03:55:53,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1090079334] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:55:53,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:55:53,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:55:53,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581662427] [2024-11-14 03:55:53,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:55:53,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:55:53,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:55:53,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:55:53,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:55:53,160 INFO L87 Difference]: Start difference. First operand has 49 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 31 states have internal predecessors, (38), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-14 03:55:53,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:55:53,199 INFO L93 Difference]: Finished difference Result 91 states and 150 transitions. [2024-11-14 03:55:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:55:53,201 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 103 [2024-11-14 03:55:53,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:55:53,211 INFO L225 Difference]: With dead ends: 91 [2024-11-14 03:55:53,211 INFO L226 Difference]: Without dead ends: 45 [2024-11-14 03:55:53,217 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:55:53,220 INFO L432 NwaCegarLoop]: 63 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:55:53,223 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:55:53,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2024-11-14 03:55:53,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2024-11-14 03:55:53,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 27 states have (on average 1.1481481481481481) internal successors, (31), 27 states have internal predecessors, (31), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 03:55:53,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2024-11-14 03:55:53,286 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 103 [2024-11-14 03:55:53,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:55:53,286 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2024-11-14 03:55:53,287 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-14 03:55:53,287 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2024-11-14 03:55:53,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-14 03:55:53,291 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:55:53,291 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:55:53,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/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)] Ended with exit code 0 [2024-11-14 03:55:53,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/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 [2024-11-14 03:55:53,492 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:55:53,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:55:53,493 INFO L85 PathProgramCache]: Analyzing trace with hash -2063442747, now seen corresponding path program 1 times [2024-11-14 03:55:53,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:55:53,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2007870542] [2024-11-14 03:55:53,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:55:53,494 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 03:55:53,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:55:53,497 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/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 03:55:53,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0368a0-0f85-4243-9ded-19dc979c345e/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 (3)] Waiting until timeout for monitored process [2024-11-14 03:55:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:55:53,776 INFO L255 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 03:55:53,790 INFO L278 TraceCheckSpWp]: Computing forward predicates...