./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-95.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 53f30ab10a4288d06e689397b8d255251f9aba86c268e0c63f767760f0335ff0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:41:38,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:41:39,041 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:41:39,049 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:41:39,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:41:39,100 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:41:39,101 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:41:39,102 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:41:39,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:41:39,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:41:39,105 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:41:39,106 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:41:39,107 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:41:39,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:41:39,109 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:41:39,109 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:41:39,110 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:41:39,111 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:41:39,111 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:41:39,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:41:39,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:41:39,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:41:39,114 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:41:39,115 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:41:39,116 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:41:39,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:41:39,117 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:41:39,118 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:41:39,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:41:39,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:41:39,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:41:39,120 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:41:39,121 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:41:39,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:41:39,122 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:41:39,123 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:41:39,124 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:41:39,125 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:41:39,125 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:41:39,126 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53f30ab10a4288d06e689397b8d255251f9aba86c268e0c63f767760f0335ff0 [2023-11-06 22:41:39,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:41:39,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:41:39,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:41:39,573 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:41:39,574 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:41:39,576 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-95.i [2023-11-06 22:41:42,917 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:41:43,185 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:41:43,186 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-95.i [2023-11-06 22:41:43,198 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/data/fe5ed9f7f/4e54376ed6834bef98d8e545d8e95d6a/FLAGe3797b4a8 [2023-11-06 22:41:43,219 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/data/fe5ed9f7f/4e54376ed6834bef98d8e545d8e95d6a [2023-11-06 22:41:43,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:41:43,233 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:41:43,235 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:41:43,235 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:41:43,242 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:41:43,243 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:41:43" (1/1) ... [2023-11-06 22:41:43,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10160f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43, skipping insertion in model container [2023-11-06 22:41:43,245 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:41:43" (1/1) ... [2023-11-06 22:41:43,293 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:41:43,472 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-95.i[915,928] [2023-11-06 22:41:43,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:41:43,555 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:41:43,571 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-95.i[915,928] [2023-11-06 22:41:43,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:41:43,621 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:41:43,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43 WrapperNode [2023-11-06 22:41:43,622 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:41:43,624 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:41:43,624 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:41:43,624 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:41:43,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43" (1/1) ... [2023-11-06 22:41:43,647 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43" (1/1) ... [2023-11-06 22:41:43,689 INFO L138 Inliner]: procedures = 26, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 98 [2023-11-06 22:41:43,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:41:43,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:41:43,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:41:43,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:41:43,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43" (1/1) ... [2023-11-06 22:41:43,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43" (1/1) ... [2023-11-06 22:41:43,711 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43" (1/1) ... [2023-11-06 22:41:43,711 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43" (1/1) ... [2023-11-06 22:41:43,721 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43" (1/1) ... [2023-11-06 22:41:43,725 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43" (1/1) ... [2023-11-06 22:41:43,728 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43" (1/1) ... [2023-11-06 22:41:43,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43" (1/1) ... [2023-11-06 22:41:43,734 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:41:43,735 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:41:43,736 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:41:43,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:41:43,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43" (1/1) ... [2023-11-06 22:41:43,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:41:43,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:41:43,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:41:43,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:41:43,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:41:43,864 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:41:43,864 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:41:43,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:41:43,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:41:43,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:41:44,056 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:41:44,059 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:41:44,509 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:41:44,520 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:41:44,520 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:41:44,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:41:44 BoogieIcfgContainer [2023-11-06 22:41:44,523 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:41:44,526 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:41:44,526 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:41:44,531 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:41:44,531 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:41:43" (1/3) ... [2023-11-06 22:41:44,532 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15e9f78c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:41:44, skipping insertion in model container [2023-11-06 22:41:44,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:43" (2/3) ... [2023-11-06 22:41:44,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15e9f78c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:41:44, skipping insertion in model container [2023-11-06 22:41:44,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:41:44" (3/3) ... [2023-11-06 22:41:44,535 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-95.i [2023-11-06 22:41:44,556 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:41:44,556 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:41:44,614 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:41:44,624 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@54ddba46, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:41:44,624 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:41:44,630 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 29 states have internal predecessors, (37), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-11-06 22:41:44,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-06 22:41:44,648 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:41:44,650 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:41:44,652 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:41:44,664 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:41:44,666 INFO L85 PathProgramCache]: Analyzing trace with hash 1667905273, now seen corresponding path program 1 times [2023-11-06 22:41:44,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:41:44,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197995912] [2023-11-06 22:41:44,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:41:44,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:41:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:44,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:41:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:45,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:41:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:45,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:41:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:45,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:41:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:45,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:41:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:45,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:41:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:45,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:41:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:45,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:41:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:45,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:41:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:45,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:41:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:45,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-06 22:41:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:45,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 22:41:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:45,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:41:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:45,124 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-06 22:41:45,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:41:45,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197995912] [2023-11-06 22:41:45,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197995912] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:41:45,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:41:45,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:41:45,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040693982] [2023-11-06 22:41:45,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:41:45,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:41:45,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:41:45,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:41:45,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:41:45,179 INFO L87 Difference]: Start difference. First operand has 44 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 29 states have internal predecessors, (37), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 22:41:45,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:41:45,227 INFO L93 Difference]: Finished difference Result 81 states and 133 transitions. [2023-11-06 22:41:45,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:41:45,229 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) Word has length 83 [2023-11-06 22:41:45,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:41:45,241 INFO L225 Difference]: With dead ends: 81 [2023-11-06 22:41:45,241 INFO L226 Difference]: Without dead ends: 40 [2023-11-06 22:41:45,247 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:41:45,255 INFO L413 NwaCegarLoop]: 56 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, 56 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:41:45,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:41:45,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2023-11-06 22:41:45,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2023-11-06 22:41:45,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 25 states have (on average 1.2) internal successors, (30), 25 states have internal predecessors, (30), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-11-06 22:41:45,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 56 transitions. [2023-11-06 22:41:45,309 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 56 transitions. Word has length 83 [2023-11-06 22:41:45,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:41:45,310 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 56 transitions. [2023-11-06 22:41:45,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 22:41:45,311 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 56 transitions. [2023-11-06 22:41:45,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-06 22:41:45,316 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:41:45,317 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:41:45,317 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:41:45,318 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:41:45,319 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:41:45,319 INFO L85 PathProgramCache]: Analyzing trace with hash -498736269, now seen corresponding path program 1 times [2023-11-06 22:41:45,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:41:45,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925595392] [2023-11-06 22:41:45,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:41:45,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:41:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:41:45,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:41:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:41:45,636 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:41:45,637 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:41:45,639 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:41:45,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:41:45,646 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-06 22:41:45,651 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:41:45,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:41:45 BoogieIcfgContainer [2023-11-06 22:41:45,759 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:41:45,760 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:41:45,760 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:41:45,760 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:41:45,761 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:41:44" (3/4) ... [2023-11-06 22:41:45,764 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:41:45,765 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:41:45,766 INFO L158 Benchmark]: Toolchain (without parser) took 2533.03ms. Allocated memory is still 197.1MB. Free memory was 166.7MB in the beginning and 108.4MB in the end (delta: 58.3MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2023-11-06 22:41:45,766 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 125.8MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:41:45,767 INFO L158 Benchmark]: CACSL2BoogieTranslator took 388.14ms. Allocated memory is still 197.1MB. Free memory was 166.7MB in the beginning and 154.3MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:41:45,768 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.31ms. Allocated memory is still 197.1MB. Free memory was 154.3MB in the beginning and 152.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:41:45,769 INFO L158 Benchmark]: Boogie Preprocessor took 43.79ms. Allocated memory is still 197.1MB. Free memory was 152.2MB in the beginning and 151.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:41:45,770 INFO L158 Benchmark]: RCFGBuilder took 788.28ms. Allocated memory is still 197.1MB. Free memory was 151.0MB in the beginning and 156.6MB in the end (delta: -5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 22:41:45,771 INFO L158 Benchmark]: TraceAbstraction took 1232.71ms. Allocated memory is still 197.1MB. Free memory was 155.5MB in the beginning and 109.3MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-06 22:41:45,771 INFO L158 Benchmark]: Witness Printer took 5.33ms. Allocated memory is still 197.1MB. Free memory is still 108.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:41:45,776 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 125.8MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 388.14ms. Allocated memory is still 197.1MB. Free memory was 166.7MB in the beginning and 154.3MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.31ms. Allocated memory is still 197.1MB. Free memory was 154.3MB in the beginning and 152.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.79ms. Allocated memory is still 197.1MB. Free memory was 152.2MB in the beginning and 151.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 788.28ms. Allocated memory is still 197.1MB. Free memory was 151.0MB in the beginning and 156.6MB in the end (delta: -5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1232.71ms. Allocated memory is still 197.1MB. Free memory was 155.5MB in the beginning and 109.3MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Witness Printer took 5.33ms. Allocated memory is still 197.1MB. Free memory is still 108.4MB. 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 85, overapproximation of someUnaryDOUBLEoperation at line 24, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryArithmeticFLOAToperation at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] float var_1_3 = 1.8; [L24] double var_1_5 = -0.75; [L25] double var_1_6 = 128.2; [L26] float var_1_8 = 127.4; [L27] float var_1_9 = 99999999.4; [L28] float var_1_10 = 2.8; [L29] double var_1_11 = 7.875; [L30] unsigned char var_1_12 = 128; [L31] unsigned char var_1_13 = 1; [L32] unsigned char var_1_14 = 25; [L33] unsigned char var_1_15 = 64; [L34] signed short int var_1_16 = 16; VAL [isInitial=0, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L89] isInitial = 1 [L90] FCALL initially() [L91] COND TRUE 1 [L92] FCALL updateLastVariables() [L93] CALL updateVariables() [L60] var_1_5 = __VERIFIER_nondet_double() [L61] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L61] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L62] CALL assume_abort_if_not(var_1_5 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L62] RET assume_abort_if_not(var_1_5 != 0.0F) VAL [isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L63] var_1_6 = __VERIFIER_nondet_double() [L64] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=637/5, var_1_9=499999997/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=637/5, var_1_9=499999997/5] [L64] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=637/5, var_1_9=499999997/5] [L65] CALL assume_abort_if_not(var_1_6 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=637/5, var_1_9=499999997/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=637/5, var_1_9=499999997/5] [L65] RET assume_abort_if_not(var_1_6 != 0.0F) VAL [isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=637/5, var_1_9=499999997/5] [L66] var_1_8 = __VERIFIER_nondet_float() [L67] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=499999997/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=499999997/5] [L67] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=499999997/5] [L68] var_1_9 = __VERIFIER_nondet_float() [L69] CALL assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L69] RET assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L70] var_1_10 = __VERIFIER_nondet_float() [L71] CALL assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L71] RET assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L72] var_1_13 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L73] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L74] CALL assume_abort_if_not(var_1_13 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L74] RET assume_abort_if_not(var_1_13 <= 64) VAL [isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L75] var_1_14 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=63, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=63, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L76] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=63, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L77] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=63, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=63, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L77] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=63, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L78] var_1_15 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=63, var_1_15=127, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=63, var_1_15=127, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L79] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=63, var_1_15=127, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L80] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=63, var_1_15=127, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=63, var_1_15=127, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L80] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, var_1_10=100000004, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=63, var_1_15=127, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L93] RET updateVariables() [L94] CALL step() [L38] var_1_11 = (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) - var_1_8) [L39] var_1_12 = ((var_1_13 + var_1_14) + var_1_15) [L40] var_1_16 = var_1_13 [L41] var_1_1 = ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12))) [L42] unsigned char stepLocal_2 = var_1_12; [L43] signed long int stepLocal_1 = -128; [L44] unsigned char stepLocal_0 = var_1_12; VAL [isInitial=1, stepLocal_0=254, stepLocal_1=-128, stepLocal_2=254, var_1_10=100000004, var_1_12=254, var_1_13=64, var_1_14=63, var_1_15=127, var_1_16=64, var_1_1=254, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L45] COND FALSE !((var_1_11 / ((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)))) <= var_1_11) VAL [isInitial=1, stepLocal_0=254, stepLocal_1=-128, stepLocal_2=254, var_1_10=100000004, var_1_12=254, var_1_13=64, var_1_14=63, var_1_15=127, var_1_16=64, var_1_1=254, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L94] RET step() [L95] CALL, EXPR property() [L85-L86] return ((((var_1_1 == ((signed long int) ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12))))) && (((var_1_11 / ((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)))) <= var_1_11) ? ((var_1_12 == var_1_16) ? ((var_1_12 >= var_1_16) ? (var_1_3 == ((float) ((9.3f - var_1_8) + (var_1_9 + var_1_10)))) : 1) : ((var_1_12 < -128) ? (var_1_3 == ((float) var_1_8)) : (var_1_3 == ((float) var_1_10)))) : 1)) && (var_1_11 == ((double) (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) - var_1_8)))) && (var_1_12 == ((unsigned char) ((var_1_13 + var_1_14) + var_1_15)))) && (var_1_16 == ((signed short int) var_1_13)) ; VAL [\result=0, isInitial=1, var_1_10=100000004, var_1_12=254, var_1_13=64, var_1_14=63, var_1_15=127, var_1_16=64, var_1_1=254, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L95] RET, EXPR property() [L95] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=100000004, var_1_12=254, var_1_13=64, var_1_14=63, var_1_15=127, var_1_16=64, var_1_1=254, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=100000004, var_1_12=254, var_1_13=64, var_1_14=63, var_1_15=127, var_1_16=64, var_1_1=254, var_1_3=9/5, var_1_6=100000006, var_1_8=100000005, var_1_9=100000007] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 13, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 56 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 56 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 166 NumberOfCodeBlocks, 166 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 82 ConstructedInterpolants, 0 QuantifiedInterpolants, 82 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 312/312 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 22:41:45,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 53f30ab10a4288d06e689397b8d255251f9aba86c268e0c63f767760f0335ff0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:41:48,936 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:41:49,051 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:41:49,062 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:41:49,063 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:41:49,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:41:49,109 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:41:49,109 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:41:49,110 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:41:49,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:41:49,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:41:49,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:41:49,113 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:41:49,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:41:49,119 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:41:49,119 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:41:49,120 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:41:49,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:41:49,122 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:41:49,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:41:49,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:41:49,123 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:41:49,123 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:41:49,124 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:41:49,124 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:41:49,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:41:49,125 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:41:49,125 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:41:49,126 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:41:49,126 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:41:49,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:41:49,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:41:49,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:41:49,129 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:41:49,129 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:41:49,129 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:41:49,129 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:41:49,130 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:41:49,130 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:41:49,131 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:41:49,131 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:41:49,132 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:41:49,132 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53f30ab10a4288d06e689397b8d255251f9aba86c268e0c63f767760f0335ff0 [2023-11-06 22:41:49,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:41:49,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:41:49,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:41:49,687 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:41:49,688 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:41:49,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-95.i [2023-11-06 22:41:53,379 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:41:53,605 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:41:53,607 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-95.i [2023-11-06 22:41:53,618 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/data/67653d858/6d8d3b6499474882b4188ad513abc064/FLAG7dc23f3ff [2023-11-06 22:41:53,639 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/data/67653d858/6d8d3b6499474882b4188ad513abc064 [2023-11-06 22:41:53,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:41:53,647 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:41:53,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:41:53,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:41:53,659 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:41:53,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:41:53" (1/1) ... [2023-11-06 22:41:53,663 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f49313d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:53, skipping insertion in model container [2023-11-06 22:41:53,664 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:41:53" (1/1) ... [2023-11-06 22:41:53,728 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:41:53,962 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-95.i[915,928] [2023-11-06 22:41:54,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:41:54,073 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:41:54,094 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-95.i[915,928] [2023-11-06 22:41:54,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:41:54,169 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:41:54,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:54 WrapperNode [2023-11-06 22:41:54,170 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:41:54,172 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:41:54,172 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:41:54,172 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:41:54,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:54" (1/1) ... [2023-11-06 22:41:54,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:54" (1/1) ... [2023-11-06 22:41:54,252 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 98 [2023-11-06 22:41:54,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:41:54,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:41:54,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:41:54,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:41:54,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:54" (1/1) ... [2023-11-06 22:41:54,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:54" (1/1) ... [2023-11-06 22:41:54,284 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:54" (1/1) ... [2023-11-06 22:41:54,284 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:54" (1/1) ... [2023-11-06 22:41:54,303 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:54" (1/1) ... [2023-11-06 22:41:54,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:54" (1/1) ... [2023-11-06 22:41:54,310 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:54" (1/1) ... [2023-11-06 22:41:54,324 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:54" (1/1) ... [2023-11-06 22:41:54,328 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:41:54,344 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:41:54,344 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:41:54,344 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:41:54,345 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:54" (1/1) ... [2023-11-06 22:41:54,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:41:54,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:41:54,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:41:54,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:41:54,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:41:54,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:41:54,453 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:41:54,453 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:41:54,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:41:54,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:41:54,557 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:41:54,559 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:42:03,045 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:42:03,054 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:42:03,054 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:42:03,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:42:03 BoogieIcfgContainer [2023-11-06 22:42:03,057 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:42:03,061 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:42:03,062 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:42:03,066 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:42:03,066 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:41:53" (1/3) ... [2023-11-06 22:42:03,068 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0934e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:42:03, skipping insertion in model container [2023-11-06 22:42:03,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:41:54" (2/3) ... [2023-11-06 22:42:03,069 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0934e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:42:03, skipping insertion in model container [2023-11-06 22:42:03,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:42:03" (3/3) ... [2023-11-06 22:42:03,071 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-95.i [2023-11-06 22:42:03,093 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:42:03,093 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:42:03,154 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:42:03,163 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@245616a8, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:42:03,163 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:42:03,169 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 29 states have internal predecessors, (37), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-11-06 22:42:03,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-06 22:42:03,184 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:42:03,185 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:42:03,186 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:42:03,193 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:42:03,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1667905273, now seen corresponding path program 1 times [2023-11-06 22:42:03,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:42:03,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1487767481] [2023-11-06 22:42:03,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:42:03,213 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:42:03,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:42:03,220 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:42:03,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 22:42:04,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:04,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:42:04,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:42:05,051 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2023-11-06 22:42:05,052 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:42:05,052 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:42:05,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1487767481] [2023-11-06 22:42:05,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1487767481] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:42:05,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:42:05,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:42:05,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526266881] [2023-11-06 22:42:05,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:42:05,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:42:05,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:42:05,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:42:05,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:42:05,113 INFO L87 Difference]: Start difference. First operand has 44 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 29 states have internal predecessors, (37), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 22:42:05,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:42:05,139 INFO L93 Difference]: Finished difference Result 81 states and 133 transitions. [2023-11-06 22:42:05,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:42:05,141 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 83 [2023-11-06 22:42:05,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:42:05,154 INFO L225 Difference]: With dead ends: 81 [2023-11-06 22:42:05,155 INFO L226 Difference]: Without dead ends: 40 [2023-11-06 22:42:05,159 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:42:05,163 INFO L413 NwaCegarLoop]: 56 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, 56 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:42:05,164 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:42:05,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2023-11-06 22:42:05,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2023-11-06 22:42:05,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 25 states have (on average 1.2) internal successors, (30), 25 states have internal predecessors, (30), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-11-06 22:42:05,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 56 transitions. [2023-11-06 22:42:05,206 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 56 transitions. Word has length 83 [2023-11-06 22:42:05,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:42:05,207 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 56 transitions. [2023-11-06 22:42:05,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 22:42:05,208 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 56 transitions. [2023-11-06 22:42:05,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-06 22:42:05,212 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:42:05,212 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:42:05,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:42:05,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:42:05,436 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:42:05,437 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:42:05,438 INFO L85 PathProgramCache]: Analyzing trace with hash -498736269, now seen corresponding path program 1 times [2023-11-06 22:42:05,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:42:05,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [425266982] [2023-11-06 22:42:05,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:42:05,440 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:42:05,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:42:05,443 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:42:05,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 22:42:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:07,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-06 22:42:07,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:43:04,764 WARN L293 SmtUtils]: Spent 18.37s on a formula simplification that was a NOOP. DAG size: 54 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-06 22:43:06,843 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:43:06,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [425266982] [2023-11-06 22:43:06,845 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2023-11-06 22:43:06,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/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)] Forceful destruction successful, exit code 0 [2023-11-06 22:43:07,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:43:07,046 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 11991 column 7: push canceled at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1511) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:277) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.push(Scriptor.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.push(DiffWrapperScript.java:90) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.push(WrapperScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.push(HistoryRecordingScript.java:107) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.checkRedundancy(SimplifyDDA2.java:226) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convertForPreprocessedInputTerms(SimplifyDDA2.java:359) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:343) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.simplify(SimplifyDDA2.java:441) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:252) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:324) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify(QuantifierPusher.java:731) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:283) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:51) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:199) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:298) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:184) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-06 22:43:07,051 INFO L158 Benchmark]: Toolchain (without parser) took 73403.15ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 33.5MB in the beginning and 62.1MB in the end (delta: -28.6MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2023-11-06 22:43:07,051 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 67.1MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:43:07,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.83ms. Allocated memory is still 67.1MB. Free memory was 33.4MB in the beginning and 36.1MB in the end (delta: -2.7MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2023-11-06 22:43:07,053 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.21ms. Allocated memory is still 67.1MB. Free memory was 35.9MB in the beginning and 33.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:43:07,054 INFO L158 Benchmark]: Boogie Preprocessor took 80.66ms. Allocated memory is still 67.1MB. Free memory was 33.9MB in the beginning and 32.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:43:07,055 INFO L158 Benchmark]: RCFGBuilder took 8714.05ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 32.1MB in the beginning and 65.6MB in the end (delta: -33.5MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2023-11-06 22:43:07,055 INFO L158 Benchmark]: TraceAbstraction took 63988.33ms. Allocated memory is still 98.6MB. Free memory was 64.7MB in the beginning and 62.1MB in the end (delta: 2.6MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2023-11-06 22:43:07,062 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 67.1MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.83ms. Allocated memory is still 67.1MB. Free memory was 33.4MB in the beginning and 36.1MB in the end (delta: -2.7MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.21ms. Allocated memory is still 67.1MB. Free memory was 35.9MB in the beginning and 33.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.66ms. Allocated memory is still 67.1MB. Free memory was 33.9MB in the beginning and 32.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 8714.05ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 32.1MB in the beginning and 65.6MB in the end (delta: -33.5MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. * TraceAbstraction took 63988.33ms. Allocated memory is still 98.6MB. Free memory was 64.7MB in the beginning and 62.1MB in the end (delta: 2.6MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 11991 column 7: push canceled de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 11991 column 7: push canceled: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1511) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-06 22:43:07,304 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-11-06 22:43:07,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d336dea4-1559-43b8-acdb-b63edeaa0181/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: line 11991 column 7: push canceled