./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.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_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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 45b46b3ee7f86f7814cd473dd2f0c3b871541d9116dfda6389a1ac1f27734388 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:57:09,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:57:10,036 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:57:10,042 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:57:10,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:57:10,086 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:57:10,096 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:57:10,097 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:57:10,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:57:10,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:57:10,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:57:10,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:57:10,102 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:57:10,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:57:10,106 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:57:10,106 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:57:10,107 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:57:10,109 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:57:10,110 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:57:10,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:57:10,114 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:57:10,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:57:10,115 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:57:10,115 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:57:10,116 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:57:10,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:57:10,118 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:57:10,119 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:57:10,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:57:10,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:57:10,122 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:57:10,122 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:57:10,132 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:57:10,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:57:10,133 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:57:10,133 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:57:10,134 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:57:10,134 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:57:10,134 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:57:10,134 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_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45b46b3ee7f86f7814cd473dd2f0c3b871541d9116dfda6389a1ac1f27734388 [2023-11-06 22:57:10,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:57:10,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:57:10,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:57:10,568 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:57:10,568 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:57:10,570 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i [2023-11-06 22:57:13,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:57:13,972 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:57:13,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i [2023-11-06 22:57:13,983 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/data/ce847f30c/22683b6f7ac04fe19c920d42e5743199/FLAG8f09568a3 [2023-11-06 22:57:14,000 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/data/ce847f30c/22683b6f7ac04fe19c920d42e5743199 [2023-11-06 22:57:14,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:57:14,005 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:57:14,007 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:57:14,007 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:57:14,014 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:57:14,015 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:57:14" (1/1) ... [2023-11-06 22:57:14,016 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5962bb00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14, skipping insertion in model container [2023-11-06 22:57:14,017 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:57:14" (1/1) ... [2023-11-06 22:57:14,083 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:57:14,265 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_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i[916,929] [2023-11-06 22:57:14,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:57:14,332 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:57:14,355 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_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i[916,929] [2023-11-06 22:57:14,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:57:14,419 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:57:14,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14 WrapperNode [2023-11-06 22:57:14,420 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:57:14,421 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:57:14,421 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:57:14,421 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:57:14,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14" (1/1) ... [2023-11-06 22:57:14,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14" (1/1) ... [2023-11-06 22:57:14,475 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 132 [2023-11-06 22:57:14,475 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:57:14,476 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:57:14,476 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:57:14,477 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:57:14,487 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14" (1/1) ... [2023-11-06 22:57:14,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14" (1/1) ... [2023-11-06 22:57:14,492 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14" (1/1) ... [2023-11-06 22:57:14,492 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14" (1/1) ... [2023-11-06 22:57:14,501 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14" (1/1) ... [2023-11-06 22:57:14,505 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14" (1/1) ... [2023-11-06 22:57:14,508 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14" (1/1) ... [2023-11-06 22:57:14,510 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14" (1/1) ... [2023-11-06 22:57:14,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:57:14,515 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:57:14,515 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:57:14,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:57:14,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14" (1/1) ... [2023-11-06 22:57:14,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:57:14,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:57:14,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:57:14,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:57:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:57:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:57:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:57:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:57:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:57:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:57:14,772 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:57:14,774 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:57:15,133 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:57:15,141 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:57:15,141 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:57:15,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:57:15 BoogieIcfgContainer [2023-11-06 22:57:15,144 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:57:15,148 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:57:15,148 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:57:15,152 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:57:15,153 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:57:14" (1/3) ... [2023-11-06 22:57:15,154 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b6a6f5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:57:15, skipping insertion in model container [2023-11-06 22:57:15,154 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:14" (2/3) ... [2023-11-06 22:57:15,155 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b6a6f5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:57:15, skipping insertion in model container [2023-11-06 22:57:15,155 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:57:15" (3/3) ... [2023-11-06 22:57:15,156 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-17.i [2023-11-06 22:57:15,180 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:57:15,181 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:57:15,235 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:57:15,242 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;@500d4c58, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:57:15,242 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:57:15,247 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 34 states have (on average 1.3529411764705883) internal successors, (46), 35 states have internal predecessors, (46), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-06 22:57:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:57:15,263 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:57:15,264 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:57:15,265 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:57:15,270 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:57:15,270 INFO L85 PathProgramCache]: Analyzing trace with hash -2015347980, now seen corresponding path program 1 times [2023-11-06 22:57:15,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:57:15,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174170680] [2023-11-06 22:57:15,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:57:15,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:57:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:57:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:57:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:57:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:57:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:57:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:57:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:57:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:57:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:57:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:57:15,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 22:57:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 22:57:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 22:57:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-06 22:57:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:57:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 22:57:15,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-06 22:57:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 22:57:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 22:57:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-06 22:57:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-06 22:57:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-06 22:57:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:15,810 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-06 22:57:15,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:57:15,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174170680] [2023-11-06 22:57:15,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174170680] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:57:15,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:57:15,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:57:15,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139558564] [2023-11-06 22:57:15,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:57:15,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:57:15,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:57:15,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:57:15,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:57:15,901 INFO L87 Difference]: Start difference. First operand has 59 states, 34 states have (on average 1.3529411764705883) internal successors, (46), 35 states have internal predecessors, (46), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-06 22:57:15,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:57:15,950 INFO L93 Difference]: Finished difference Result 111 states and 196 transitions. [2023-11-06 22:57:15,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:57:15,956 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 134 [2023-11-06 22:57:15,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:57:15,968 INFO L225 Difference]: With dead ends: 111 [2023-11-06 22:57:15,969 INFO L226 Difference]: Without dead ends: 55 [2023-11-06 22:57:15,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 68 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 22:57:15,977 INFO L413 NwaCegarLoop]: 83 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, 83 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 22:57:15,978 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:57:15,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2023-11-06 22:57:16,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2023-11-06 22:57:16,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 31 states have internal predecessors, (39), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-06 22:57:16,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 83 transitions. [2023-11-06 22:57:16,025 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 83 transitions. Word has length 134 [2023-11-06 22:57:16,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:57:16,026 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 83 transitions. [2023-11-06 22:57:16,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-06 22:57:16,027 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2023-11-06 22:57:16,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:57:16,031 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:57:16,031 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:57:16,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:57:16,032 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:57:16,032 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:57:16,033 INFO L85 PathProgramCache]: Analyzing trace with hash 1735711156, now seen corresponding path program 1 times [2023-11-06 22:57:16,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:57:16,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711559990] [2023-11-06 22:57:16,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:57:16,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:57:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:57:16,228 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:57:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:57:16,374 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:57:16,375 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:57:16,377 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:57:16,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:57:16,383 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-06 22:57:16,388 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:57:16,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:57:16 BoogieIcfgContainer [2023-11-06 22:57:16,488 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:57:16,489 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:57:16,489 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:57:16,489 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:57:16,490 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:57:15" (3/4) ... [2023-11-06 22:57:16,492 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:57:16,493 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:57:16,494 INFO L158 Benchmark]: Toolchain (without parser) took 2488.99ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 64.0MB in the beginning and 100.6MB in the end (delta: -36.6MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2023-11-06 22:57:16,495 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory was 103.6MB in the beginning and 103.4MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:57:16,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.04ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 63.8MB in the beginning and 127.4MB in the end (delta: -63.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-06 22:57:16,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.57ms. Allocated memory is still 167.8MB. Free memory was 127.4MB in the beginning and 124.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:57:16,497 INFO L158 Benchmark]: Boogie Preprocessor took 37.78ms. Allocated memory is still 167.8MB. Free memory was 124.7MB in the beginning and 123.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:57:16,497 INFO L158 Benchmark]: RCFGBuilder took 629.76ms. Allocated memory is still 167.8MB. Free memory was 123.2MB in the beginning and 106.8MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:57:16,498 INFO L158 Benchmark]: TraceAbstraction took 1340.39ms. Allocated memory is still 167.8MB. Free memory was 106.4MB in the beginning and 101.7MB in the end (delta: 4.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2023-11-06 22:57:16,499 INFO L158 Benchmark]: Witness Printer took 4.45ms. Allocated memory is still 167.8MB. Free memory was 101.7MB in the beginning and 100.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:57:16,502 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory was 103.6MB in the beginning and 103.4MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.04ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 63.8MB in the beginning and 127.4MB in the end (delta: -63.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.57ms. Allocated memory is still 167.8MB. Free memory was 127.4MB in the beginning and 124.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.78ms. Allocated memory is still 167.8MB. Free memory was 124.7MB in the beginning and 123.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 629.76ms. Allocated memory is still 167.8MB. Free memory was 123.2MB in the beginning and 106.8MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1340.39ms. Allocated memory is still 167.8MB. Free memory was 106.4MB in the beginning and 101.7MB in the end (delta: 4.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Witness Printer took 4.45ms. Allocated memory is still 167.8MB. Free memory was 101.7MB in the beginning and 100.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 to_int at line 109. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 10000000; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = 16; [L25] signed long int var_1_4 = 7; [L26] signed long int var_1_5 = 49; [L27] signed short int var_1_6 = -10; [L28] signed long int var_1_7 = 4; [L29] signed long int var_1_8 = 9; [L30] signed short int var_1_9 = 128; [L31] signed short int var_1_10 = 128; [L32] unsigned char var_1_11 = 0; [L33] unsigned long int var_1_12 = 100; [L34] signed long int var_1_13 = 128; [L35] signed long int var_1_14 = 3; [L36] unsigned char var_1_15 = 16; [L37] unsigned char var_1_16 = 2; [L38] unsigned char last_1_var_1_15 = 16; VAL [isInitial=0, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=0, var_1_3=16, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L113] isInitial = 1 [L114] FCALL initially() [L115] COND TRUE 1 [L116] CALL updateLastVariables() [L106] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=0, var_1_3=16, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L116] RET updateLastVariables() [L117] CALL updateVariables() [L71] var_1_2 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_3=16, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_3=16, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L72] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_3=16, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L73] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=16, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=16, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L73] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=16, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L74] var_1_3 = __VERIFIER_nondet_long() [L75] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L75] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L76] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L76] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L77] var_1_4 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L78] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L79] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L79] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L80] var_1_5 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L81] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L82] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L82] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L83] var_1_7 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L84] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L85] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L85] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L86] var_1_8 = __VERIFIER_nondet_long() [L87] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=128] [L87] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=128] [L88] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=128] [L88] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=128] [L89] var_1_9 = __VERIFIER_nondet_short() [L90] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L90] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L91] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L91] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L92] var_1_10 = __VERIFIER_nondet_short() [L93] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L93] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L94] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L94] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L95] var_1_11 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L96] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L97] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L97] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L98] var_1_14 = __VERIFIER_nondet_long() [L99] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L99] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L100] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L100] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L101] var_1_16 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=5, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=5, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L102] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=5, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L103] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=5, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=5, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L103] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=5, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L117] RET updateVariables() [L118] CALL step() [L42] var_1_12 = last_1_var_1_15 [L43] unsigned long int stepLocal_1 = var_1_12; [L44] signed short int stepLocal_0 = var_1_9; VAL [isInitial=1, last_1_var_1_15=16, stepLocal_0=16383, stepLocal_1=16, var_1_10=16384, var_1_11=1, var_1_12=16, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=5, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L45] COND FALSE !(stepLocal_0 >= var_1_10) VAL [isInitial=1, last_1_var_1_15=16, stepLocal_0=16383, stepLocal_1=16, var_1_10=16384, var_1_11=1, var_1_12=16, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=5, var_1_1=10000000, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L52] COND TRUE \read(var_1_2) [L53] var_1_1 = (var_1_3 + ((((var_1_4) < ((49.5 + var_1_5))) ? (var_1_4) : ((49.5 + var_1_5))))) VAL [isInitial=1, last_1_var_1_15=16, stepLocal_0=16383, stepLocal_1=16, var_1_10=16384, var_1_11=1, var_1_12=16, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=5, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=5, var_1_9=16383] [L55] COND TRUE (- (var_1_7 - var_1_8)) <= var_1_3 [L56] var_1_6 = ((8 + var_1_15) - var_1_15) VAL [isInitial=1, last_1_var_1_15=16, stepLocal_0=16383, stepLocal_1=16, var_1_10=16384, var_1_11=1, var_1_12=16, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=5, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=8, var_1_7=4, var_1_8=5, var_1_9=16383] [L66] COND TRUE var_1_7 < (var_1_8 - var_1_14) [L67] var_1_13 = ((((var_1_4) > (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3))))) ? (var_1_4) : (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3)))))) VAL [isInitial=1, last_1_var_1_15=16, stepLocal_0=16383, stepLocal_1=16, var_1_10=16384, var_1_11=1, var_1_12=16, var_1_14=0, var_1_15=16, var_1_16=5, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=8, var_1_7=4, var_1_8=5, var_1_9=16383] [L118] RET step() [L119] CALL, EXPR property() [L109-L110] return ((((var_1_2 ? (var_1_1 == ((signed long int) (var_1_3 + ((((var_1_4) < ((49.5 + var_1_5))) ? (var_1_4) : ((49.5 + var_1_5))))))) : 1) && (((- (var_1_7 - var_1_8)) <= var_1_3) ? (var_1_6 == ((signed short int) ((8 + var_1_15) - var_1_15))) : (var_1_2 ? (var_1_11 ? (var_1_6 == ((signed short int) var_1_15)) : 1) : (var_1_6 == ((signed short int) var_1_15))))) && (var_1_12 == ((unsigned long int) last_1_var_1_15))) && ((var_1_7 < (var_1_8 - var_1_14)) ? (var_1_13 == ((signed long int) ((((var_1_4) > (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3))))) ? (var_1_4) : (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3)))))))) : 1)) && ((var_1_9 >= var_1_10) ? (((var_1_9 + last_1_var_1_15) >= var_1_12) ? (var_1_15 == ((unsigned char) var_1_16)) : (var_1_15 == ((unsigned char) var_1_16))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=16, var_1_13=2147483651, var_1_14=0, var_1_15=16, var_1_16=5, var_1_1=2147483650, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=8, var_1_7=4, var_1_8=5, var_1_9=16383] [L119] RET, EXPR property() [L119] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=16, var_1_13=2147483651, var_1_14=0, var_1_15=16, var_1_16=5, var_1_1=2147483650, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=8, var_1_7=4, var_1_8=5, var_1_9=16383] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=16, var_1_13=2147483651, var_1_14=0, var_1_15=16, var_1_16=5, var_1_1=2147483650, var_1_2=1, var_1_3=2147483647, var_1_4=0, var_1_5=0, var_1_6=8, var_1_7=4, var_1_8=5, var_1_9=16383] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 83 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, 83 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred 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, 268 NumberOfCodeBlocks, 268 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 133 ConstructedInterpolants, 0 QuantifiedInterpolants, 133 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 924/924 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 22:57:16,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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 45b46b3ee7f86f7814cd473dd2f0c3b871541d9116dfda6389a1ac1f27734388 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:57:19,394 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:57:19,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:57:19,551 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:57:19,552 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:57:19,603 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:57:19,604 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:57:19,604 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:57:19,606 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:57:19,611 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:57:19,613 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:57:19,613 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:57:19,614 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:57:19,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:57:19,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:57:19,617 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:57:19,618 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:57:19,618 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:57:19,618 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:57:19,620 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:57:19,620 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:57:19,621 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:57:19,621 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:57:19,622 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:57:19,622 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:57:19,623 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:57:19,623 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:57:19,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:57:19,624 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:57:19,625 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:57:19,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:57:19,627 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:57:19,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:57:19,628 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:57:19,628 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:57:19,628 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:57:19,629 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:57:19,629 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:57:19,629 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:57:19,630 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:57:19,631 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:57:19,631 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:57:19,631 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_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45b46b3ee7f86f7814cd473dd2f0c3b871541d9116dfda6389a1ac1f27734388 [2023-11-06 22:57:20,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:57:20,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:57:20,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:57:20,139 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:57:20,143 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:57:20,144 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i [2023-11-06 22:57:23,349 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:57:23,647 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:57:23,648 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i [2023-11-06 22:57:23,663 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/data/2e40258b6/b9a6cb0a8b8240bb85d21b3d8d3ddea8/FLAGb7f2a8115 [2023-11-06 22:57:23,687 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/data/2e40258b6/b9a6cb0a8b8240bb85d21b3d8d3ddea8 [2023-11-06 22:57:23,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:57:23,691 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:57:23,701 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:57:23,701 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:57:23,707 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:57:23,708 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:57:23" (1/1) ... [2023-11-06 22:57:23,709 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4031ef7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:23, skipping insertion in model container [2023-11-06 22:57:23,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:57:23" (1/1) ... [2023-11-06 22:57:23,754 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:57:23,917 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_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i[916,929] [2023-11-06 22:57:23,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:57:23,994 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:57:24,010 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_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i[916,929] [2023-11-06 22:57:24,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:57:24,061 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:57:24,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:24 WrapperNode [2023-11-06 22:57:24,062 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:57:24,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:57:24,064 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:57:24,064 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:57:24,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:24" (1/1) ... [2023-11-06 22:57:24,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:24" (1/1) ... [2023-11-06 22:57:24,118 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124 [2023-11-06 22:57:24,118 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:57:24,119 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:57:24,119 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:57:24,120 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:57:24,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:24" (1/1) ... [2023-11-06 22:57:24,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:24" (1/1) ... [2023-11-06 22:57:24,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:24" (1/1) ... [2023-11-06 22:57:24,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:24" (1/1) ... [2023-11-06 22:57:24,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:24" (1/1) ... [2023-11-06 22:57:24,155 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:24" (1/1) ... [2023-11-06 22:57:24,158 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:24" (1/1) ... [2023-11-06 22:57:24,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:24" (1/1) ... [2023-11-06 22:57:24,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:57:24,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:57:24,167 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:57:24,167 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:57:24,168 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:24" (1/1) ... [2023-11-06 22:57:24,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:57:24,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:57:24,281 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:57:24,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:57:24,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:57:24,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:57:24,314 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:57:24,315 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:57:24,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:57:24,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:57:24,407 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:57:24,410 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:57:30,671 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:57:30,679 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:57:30,679 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:57:30,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:57:30 BoogieIcfgContainer [2023-11-06 22:57:30,682 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:57:30,684 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:57:30,684 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:57:30,688 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:57:30,688 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:57:23" (1/3) ... [2023-11-06 22:57:30,689 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4781f84a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:57:30, skipping insertion in model container [2023-11-06 22:57:30,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:24" (2/3) ... [2023-11-06 22:57:30,689 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4781f84a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:57:30, skipping insertion in model container [2023-11-06 22:57:30,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:57:30" (3/3) ... [2023-11-06 22:57:30,691 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-17.i [2023-11-06 22:57:30,710 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:57:30,710 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:57:30,760 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:57:30,766 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;@7418d2cc, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:57:30,767 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:57:30,771 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 34 states have (on average 1.3529411764705883) internal successors, (46), 35 states have internal predecessors, (46), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-06 22:57:30,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:57:30,790 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:57:30,791 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:57:30,792 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:57:30,799 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:57:30,799 INFO L85 PathProgramCache]: Analyzing trace with hash -2015347980, now seen corresponding path program 1 times [2023-11-06 22:57:30,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:57:30,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1665241562] [2023-11-06 22:57:30,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:57:30,814 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 22:57:30,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:57:30,841 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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 22:57:30,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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 22:57:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:31,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:57:31,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:57:31,537 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2023-11-06 22:57:31,538 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:57:31,538 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:57:31,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1665241562] [2023-11-06 22:57:31,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1665241562] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:57:31,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:57:31,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:57:31,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799377491] [2023-11-06 22:57:31,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:57:31,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:57:31,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:57:31,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:57:31,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:57:31,582 INFO L87 Difference]: Start difference. First operand has 59 states, 34 states have (on average 1.3529411764705883) internal successors, (46), 35 states have internal predecessors, (46), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-06 22:57:31,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:57:31,616 INFO L93 Difference]: Finished difference Result 111 states and 196 transitions. [2023-11-06 22:57:31,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:57:31,618 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 134 [2023-11-06 22:57:31,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:57:31,627 INFO L225 Difference]: With dead ends: 111 [2023-11-06 22:57:31,627 INFO L226 Difference]: Without dead ends: 55 [2023-11-06 22:57:31,631 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 133 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 22:57:31,635 INFO L413 NwaCegarLoop]: 83 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, 83 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 22:57:31,636 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:57:31,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2023-11-06 22:57:31,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2023-11-06 22:57:31,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 31 states have internal predecessors, (39), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-06 22:57:31,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 83 transitions. [2023-11-06 22:57:31,700 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 83 transitions. Word has length 134 [2023-11-06 22:57:31,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:57:31,700 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 83 transitions. [2023-11-06 22:57:31,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-06 22:57:31,701 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2023-11-06 22:57:31,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-06 22:57:31,714 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:57:31,715 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:57:31,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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 22:57:31,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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 22:57:31,936 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:57:31,937 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:57:31,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1735711156, now seen corresponding path program 1 times [2023-11-06 22:57:31,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:57:31,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [594136955] [2023-11-06 22:57:31,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:57:31,938 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 22:57:31,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:57:31,939 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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 22:57:31,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/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 22:57:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:57:32,422 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:57:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:57:32,819 ERROR L246 FreeRefinementEngine]: Caught known exception: Invalid model [2023-11-06 22:57:32,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [604221320] [2023-11-06 22:57:32,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:57:32,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 22:57:32,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 22:57:32,826 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 22:57:32,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c43b7e-2bf7-45f6-b8f3-746d64d19fec/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-06 22:57:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:33,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-06 22:57:33,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:29,977 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ sign_extend 16) c_~var_1_9~0))) (and (bvsge c_~var_1_7~0 (_ bv0 32)) (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) (.cse1 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0)))) (let ((.cse2 (fp.lt .cse3 .cse1)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0))) (or (and (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse1)) c_~var_1_1~0) (not .cse2)) (and .cse2 (= c_~var_1_1~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse3))))))) (bvsge c_~var_1_8~0 (_ bv0 32)) (bvsle .cse4 (_ bv16383 32)) (not (bvsge .cse4 ((_ sign_extend 16) c_~var_1_10~0))) (not (= (_ bv0 8) c_~var_1_2~0)) (bvsge c_~var_1_14~0 (_ bv0 32)) (bvsge .cse4 (_ bv0 32)) (= c_~var_1_12~0 ((_ zero_extend 24) c_~last_1_var_1_15~0)))) is different from false [2023-11-06 22:58:32,034 WARN L861 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ sign_extend 16) c_~var_1_9~0))) (and (bvsge c_~var_1_7~0 (_ bv0 32)) (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) (.cse1 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0)))) (let ((.cse2 (fp.lt .cse3 .cse1)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0))) (or (and (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse1)) c_~var_1_1~0) (not .cse2)) (and .cse2 (= c_~var_1_1~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse3))))))) (bvsge c_~var_1_8~0 (_ bv0 32)) (bvsle .cse4 (_ bv16383 32)) (not (bvsge .cse4 ((_ sign_extend 16) c_~var_1_10~0))) (not (= (_ bv0 8) c_~var_1_2~0)) (bvsge c_~var_1_14~0 (_ bv0 32)) (bvsge .cse4 (_ bv0 32)) (= c_~var_1_12~0 ((_ zero_extend 24) c_~last_1_var_1_15~0)))) is different from true [2023-11-06 22:59:33,617 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ sign_extend 16) c_~var_1_9~0))) (and (bvsge c_~var_1_7~0 (_ bv0 32)) (bvsle (bvneg (bvadd c_~var_1_7~0 (bvneg c_~var_1_8~0))) c_~var_1_3~0) (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) (.cse1 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0)))) (let ((.cse2 (fp.lt .cse3 .cse1)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0))) (or (and (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse1)) c_~var_1_1~0) (not .cse2)) (and .cse2 (= c_~var_1_1~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse3))))))) (bvsge c_~var_1_8~0 (_ bv0 32)) (bvsle .cse4 (_ bv16383 32)) (not (bvsge .cse4 ((_ sign_extend 16) c_~var_1_10~0))) (not (= (_ bv0 8) c_~var_1_2~0)) (bvsge c_~var_1_14~0 (_ bv0 32)) (bvsge .cse4 (_ bv0 32)) (= ((_ extract 15 0) (let ((.cse5 ((_ zero_extend 24) c_~var_1_15~0))) (bvadd (bvneg .cse5) (_ bv8 32) .cse5))) c_~var_1_6~0) (= c_~var_1_12~0 ((_ zero_extend 24) c_~last_1_var_1_15~0)))) is different from false [2023-11-06 22:59:35,673 WARN L861 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ sign_extend 16) c_~var_1_9~0))) (and (bvsge c_~var_1_7~0 (_ bv0 32)) (bvsle (bvneg (bvadd c_~var_1_7~0 (bvneg c_~var_1_8~0))) c_~var_1_3~0) (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) (.cse1 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0)))) (let ((.cse2 (fp.lt .cse3 .cse1)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0))) (or (and (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse1)) c_~var_1_1~0) (not .cse2)) (and .cse2 (= c_~var_1_1~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse3))))))) (bvsge c_~var_1_8~0 (_ bv0 32)) (bvsle .cse4 (_ bv16383 32)) (not (bvsge .cse4 ((_ sign_extend 16) c_~var_1_10~0))) (not (= (_ bv0 8) c_~var_1_2~0)) (bvsge c_~var_1_14~0 (_ bv0 32)) (bvsge .cse4 (_ bv0 32)) (= ((_ extract 15 0) (let ((.cse5 ((_ zero_extend 24) c_~var_1_15~0))) (bvadd (bvneg .cse5) (_ bv8 32) .cse5))) c_~var_1_6~0) (= c_~var_1_12~0 ((_ zero_extend 24) c_~last_1_var_1_15~0)))) is different from true