./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-26.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 51333d5395f3173454e9c7db38be66452c4d99ef555e8fb42922b337bc48c4a6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:03:41,918 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:03:42,045 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 08:03:42,059 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:03:42,060 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:03:42,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:03:42,102 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:03:42,103 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:03:42,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:03:42,109 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:03:42,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:03:42,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:03:42,112 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:03:42,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:03:42,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:03:42,115 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:03:42,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:03:42,116 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:03:42,116 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:03:42,117 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:03:42,117 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:03:42,118 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:03:42,119 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:03:42,119 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:03:42,120 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:03:42,121 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:03:42,121 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:03:42,122 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:03:42,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:03:42,123 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:03:42,125 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:03:42,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:03:42,125 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:03:42,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:03:42,126 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:03:42,126 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:03:42,127 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:03:42,127 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:03:42,128 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:03:42,128 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_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51333d5395f3173454e9c7db38be66452c4d99ef555e8fb42922b337bc48c4a6 [2023-11-19 08:03:42,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:03:42,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:03:42,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:03:42,479 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:03:42,480 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:03:42,481 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-26.i [2023-11-19 08:03:45,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:03:45,992 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:03:45,993 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-26.i [2023-11-19 08:03:46,004 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/data/f9400889d/08366ba8c35d4224bc544d2f8051774e/FLAG97dccbefe [2023-11-19 08:03:46,023 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/data/f9400889d/08366ba8c35d4224bc544d2f8051774e [2023-11-19 08:03:46,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:03:46,028 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:03:46,030 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:46,030 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:03:46,037 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:03:46,038 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:46" (1/1) ... [2023-11-19 08:03:46,039 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fcac493 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46, skipping insertion in model container [2023-11-19 08:03:46,039 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:46" (1/1) ... [2023-11-19 08:03:46,071 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:03:46,236 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_cce6ef25-6c2a-41b0-9353-29433e096e34/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-26.i[915,928] [2023-11-19 08:03:46,281 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:46,298 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:03:46,310 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_cce6ef25-6c2a-41b0-9353-29433e096e34/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-26.i[915,928] [2023-11-19 08:03:46,340 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:46,362 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:03:46,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46 WrapperNode [2023-11-19 08:03:46,363 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:46,364 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:46,365 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:03:46,365 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:03:46,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46" (1/1) ... [2023-11-19 08:03:46,387 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46" (1/1) ... [2023-11-19 08:03:46,431 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 109 [2023-11-19 08:03:46,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:46,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:03:46,434 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:03:46,434 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:03:46,443 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46" (1/1) ... [2023-11-19 08:03:46,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46" (1/1) ... [2023-11-19 08:03:46,447 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46" (1/1) ... [2023-11-19 08:03:46,447 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46" (1/1) ... [2023-11-19 08:03:46,456 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46" (1/1) ... [2023-11-19 08:03:46,460 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46" (1/1) ... [2023-11-19 08:03:46,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46" (1/1) ... [2023-11-19 08:03:46,464 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46" (1/1) ... [2023-11-19 08:03:46,468 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:03:46,469 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:03:46,470 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:03:46,470 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:03:46,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46" (1/1) ... [2023-11-19 08:03:46,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:03:46,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:46,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:03:46,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:03:46,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:03:46,555 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:03:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:03:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:03:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:03:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:03:46,663 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:03:46,668 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:03:46,989 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:03:47,003 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:03:47,003 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:03:47,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:47 BoogieIcfgContainer [2023-11-19 08:03:47,008 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:03:47,011 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:03:47,012 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:03:47,016 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:03:47,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:03:46" (1/3) ... [2023-11-19 08:03:47,017 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58c32d6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:03:47, skipping insertion in model container [2023-11-19 08:03:47,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:46" (2/3) ... [2023-11-19 08:03:47,018 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58c32d6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:03:47, skipping insertion in model container [2023-11-19 08:03:47,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:47" (3/3) ... [2023-11-19 08:03:47,021 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-26.i [2023-11-19 08:03:47,044 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:03:47,045 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:03:47,111 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:03:47,121 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=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4a29cfc0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:03:47,121 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:03:47,127 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 32 states have (on average 1.3125) internal successors, (42), 33 states have internal predecessors, (42), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 08:03:47,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 08:03:47,216 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:47,217 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:47,218 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:47,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:47,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1981610280, now seen corresponding path program 1 times [2023-11-19 08:03:47,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:47,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086918108] [2023-11-19 08:03:47,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:47,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 08:03:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 08:03:47,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 08:03:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 08:03:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 08:03:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-19 08:03:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-19 08:03:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-19 08:03:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 08:03:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-19 08:03:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-19 08:03:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:03:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-19 08:03:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 08:03:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 08:03:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 08:03:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-19 08:03:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:47,805 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 08:03:47,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:47,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086918108] [2023-11-19 08:03:47,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086918108] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:47,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:03:47,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 08:03:47,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044309664] [2023-11-19 08:03:47,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:47,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 08:03:47,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:47,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 08:03:47,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:03:47,859 INFO L87 Difference]: Start difference. First operand has 52 states, 32 states have (on average 1.3125) internal successors, (42), 33 states have internal predecessors, (42), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 08:03:47,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:47,903 INFO L93 Difference]: Finished difference Result 97 states and 163 transitions. [2023-11-19 08:03:47,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 08:03:47,906 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 107 [2023-11-19 08:03:47,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:47,914 INFO L225 Difference]: With dead ends: 97 [2023-11-19 08:03:47,914 INFO L226 Difference]: Without dead ends: 48 [2023-11-19 08:03:47,917 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:03:47,923 INFO L413 NwaCegarLoop]: 69 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, 69 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 [2023-11-19 08:03:47,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:03:47,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2023-11-19 08:03:47,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2023-11-19 08:03:47,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 29 states have (on average 1.206896551724138) internal successors, (35), 29 states have internal predecessors, (35), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 08:03:47,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 69 transitions. [2023-11-19 08:03:47,989 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 69 transitions. Word has length 107 [2023-11-19 08:03:47,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:47,990 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 69 transitions. [2023-11-19 08:03:47,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 08:03:47,991 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2023-11-19 08:03:47,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 08:03:47,994 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:47,995 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:47,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 08:03:47,995 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:47,997 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:47,998 INFO L85 PathProgramCache]: Analyzing trace with hash -954589870, now seen corresponding path program 1 times [2023-11-19 08:03:47,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:47,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427279506] [2023-11-19 08:03:47,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:47,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:03:48,196 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:03:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:03:48,316 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:03:48,316 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 08:03:48,318 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 08:03:48,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 08:03:48,324 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-19 08:03:48,328 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 08:03:48,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:03:48 BoogieIcfgContainer [2023-11-19 08:03:48,431 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 08:03:48,432 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:03:48,437 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:03:48,437 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:03:48,437 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:47" (3/4) ... [2023-11-19 08:03:48,441 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 08:03:48,442 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:03:48,443 INFO L158 Benchmark]: Toolchain (without parser) took 2415.12ms. Allocated memory is still 178.3MB. Free memory was 132.0MB in the beginning and 95.9MB in the end (delta: 36.1MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2023-11-19 08:03:48,444 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 140.5MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:03:48,446 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.33ms. Allocated memory is still 178.3MB. Free memory was 131.7MB in the beginning and 119.8MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 08:03:48,452 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.39ms. Allocated memory is still 178.3MB. Free memory was 119.8MB in the beginning and 117.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:03:48,452 INFO L158 Benchmark]: Boogie Preprocessor took 35.06ms. Allocated memory is still 178.3MB. Free memory was 117.5MB in the beginning and 116.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:03:48,453 INFO L158 Benchmark]: RCFGBuilder took 538.94ms. Allocated memory is still 178.3MB. Free memory was 116.0MB in the beginning and 101.9MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 08:03:48,454 INFO L158 Benchmark]: TraceAbstraction took 1419.73ms. Allocated memory is still 178.3MB. Free memory was 101.3MB in the beginning and 96.8MB in the end (delta: 4.4MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2023-11-19 08:03:48,454 INFO L158 Benchmark]: Witness Printer took 10.97ms. Allocated memory is still 178.3MB. Free memory was 96.6MB in the beginning and 95.9MB in the end (delta: 633.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:03:48,465 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 140.5MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.33ms. Allocated memory is still 178.3MB. Free memory was 131.7MB in the beginning and 119.8MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.39ms. Allocated memory is still 178.3MB. Free memory was 119.8MB in the beginning and 117.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.06ms. Allocated memory is still 178.3MB. Free memory was 117.5MB in the beginning and 116.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 538.94ms. Allocated memory is still 178.3MB. Free memory was 116.0MB in the beginning and 101.9MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1419.73ms. Allocated memory is still 178.3MB. Free memory was 101.3MB in the beginning and 96.8MB in the end (delta: 4.4MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. * Witness Printer took 10.97ms. Allocated memory is still 178.3MB. Free memory was 96.6MB in the beginning and 95.9MB in the end (delta: 633.0kB). 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 someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someBinaryArithmeticDOUBLEoperation at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -1; [L23] signed short int var_1_4 = 1; [L24] signed short int var_1_5 = -10; [L25] double var_1_6 = 10.4; [L26] double var_1_7 = 100000000000000.2; [L27] double var_1_8 = 99.4; [L28] double var_1_9 = 49.825; [L29] unsigned short int var_1_10 = 50; [L30] unsigned char var_1_11 = 0; [L31] double var_1_12 = 4.3; [L32] double var_1_13 = 2.875; [L33] unsigned short int var_1_14 = 64; [L34] unsigned short int var_1_15 = 50; VAL [isInitial=0, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=1, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L96] isInitial = 1 [L97] FCALL initially() [L98] COND TRUE 1 [L99] FCALL updateLastVariables() [L100] CALL updateVariables() [L61] var_1_4 = __VERIFIER_nondet_short() [L62] CALL assume_abort_if_not(var_1_4 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L62] RET assume_abort_if_not(var_1_4 >= -32767) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L63] CALL assume_abort_if_not(var_1_4 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L63] RET assume_abort_if_not(var_1_4 <= 32766) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L64] var_1_5 = __VERIFIER_nondet_short() [L65] CALL assume_abort_if_not(var_1_5 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L65] RET assume_abort_if_not(var_1_5 >= -32767) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L66] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L66] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L67] var_1_7 = __VERIFIER_nondet_double() [L68] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=497/5, var_1_9=1993/40] [L68] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=497/5, var_1_9=1993/40] [L69] var_1_8 = __VERIFIER_nondet_double() [L70] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=1993/40] [L70] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=1993/40] [L71] var_1_9 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L72] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L73] var_1_11 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L74] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L75] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L75] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L76] var_1_12 = __VERIFIER_nondet_double() [L77] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L77] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L78] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L78] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L79] var_1_13 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L80] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L81] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L81] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L82] var_1_14 = __VERIFIER_nondet_ushort() [L83] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L83] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L84] CALL assume_abort_if_not(var_1_14 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L84] RET assume_abort_if_not(var_1_14 <= 65534) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=50, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L85] var_1_15 = __VERIFIER_nondet_ushort() [L86] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=65534, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=65534, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L86] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=65534, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L87] CALL assume_abort_if_not(var_1_15 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=65534, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=65534, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L87] RET assume_abort_if_not(var_1_15 <= 65534) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=65534, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_6=52/5, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L100] RET updateVariables() [L101] CALL step() [L38] var_1_6 = (var_1_7 - (var_1_8 + var_1_9)) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=65534, var_1_1=-1, var_1_4=-32767, var_1_5=-1, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L39] COND FALSE !(var_1_6 > var_1_6) [L42] var_1_1 = ((((-4) < (var_1_5)) ? (-4) : (var_1_5))) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=65534, var_1_1=-4, var_1_4=-32767, var_1_5=-1, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L44] signed long int stepLocal_1 = 100; [L45] unsigned char stepLocal_0 = var_1_8 <= (var_1_7 + var_1_9); VAL [isInitial=1, stepLocal_0=0, stepLocal_1=100, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=65534, var_1_1=-4, var_1_4=-32767, var_1_5=-1, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L46] COND FALSE !(var_1_11 || stepLocal_0) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=100, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=65534, var_1_1=-4, var_1_4=-32767, var_1_5=-1, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L101] RET step() [L102] CALL, EXPR property() [L92-L93] return (((var_1_6 > var_1_6) ? (var_1_1 == ((signed short int) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : (var_1_1 == ((signed short int) ((((-4) < (var_1_5)) ? (-4) : (var_1_5)))))) && (var_1_6 == ((double) (var_1_7 - (var_1_8 + var_1_9))))) && ((var_1_11 || (var_1_8 <= (var_1_7 + var_1_9))) ? ((((var_1_7 + var_1_6) / ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13)))) <= var_1_9) ? ((var_1_6 > 2.5) ? ((100 > var_1_1) ? (var_1_10 == ((unsigned short int) var_1_14)) : (var_1_10 == ((unsigned short int) var_1_15))) : (var_1_10 == ((unsigned short int) var_1_14))) : 1) : 1) ; VAL [\result=0, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=65534, var_1_1=-4, var_1_4=-32767, var_1_5=-1, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L102] RET, EXPR property() [L102] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=65534, var_1_1=-4, var_1_4=-32767, var_1_5=-1, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=100000000000009, var_1_13=100000000000008, var_1_14=50, var_1_15=65534, var_1_1=-4, var_1_4=-32767, var_1_5=-1, var_1_7=100000000000006, var_1_8=100000000000007, var_1_9=100000000000005] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 69 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, 69 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=52occurred 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, 0.4s InterpolantComputationTime, 214 NumberOfCodeBlocks, 214 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 106 ConstructedInterpolants, 0 QuantifiedInterpolants, 106 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 544/544 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 [2023-11-19 08:03:48,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/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_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 51333d5395f3173454e9c7db38be66452c4d99ef555e8fb42922b337bc48c4a6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:03:51,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:03:51,371 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 08:03:51,379 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:03:51,380 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:03:51,432 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:03:51,435 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:03:51,436 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:03:51,438 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:03:51,439 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:03:51,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:03:51,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:03:51,442 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:03:51,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:03:51,450 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:03:51,450 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:03:51,452 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:03:51,453 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:03:51,453 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:03:51,455 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:03:51,456 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:03:51,456 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 08:03:51,457 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 08:03:51,458 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 08:03:51,458 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:03:51,459 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:03:51,459 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:03:51,460 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:03:51,461 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:03:51,461 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:03:51,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:03:51,463 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:03:51,463 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:03:51,464 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:03:51,464 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 08:03:51,465 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 08:03:51,465 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:03:51,465 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:03:51,466 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:03:51,466 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:03:51,467 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 08:03:51,468 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:03:51,468 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_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51333d5395f3173454e9c7db38be66452c4d99ef555e8fb42922b337bc48c4a6 [2023-11-19 08:03:51,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:03:52,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:03:52,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:03:52,007 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:03:52,008 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:03:52,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-26.i [2023-11-19 08:03:55,348 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:03:55,693 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:03:55,693 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-26.i [2023-11-19 08:03:55,703 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/data/994c6666a/aa3d79171edc439394c1ee9beee9480e/FLAG4e32f78db [2023-11-19 08:03:55,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/data/994c6666a/aa3d79171edc439394c1ee9beee9480e [2023-11-19 08:03:55,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:03:55,731 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:03:55,736 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:55,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:03:55,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:03:55,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:55" (1/1) ... [2023-11-19 08:03:55,746 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eff3a27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:55, skipping insertion in model container [2023-11-19 08:03:55,746 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:55" (1/1) ... [2023-11-19 08:03:55,790 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:03:56,000 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_cce6ef25-6c2a-41b0-9353-29433e096e34/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-26.i[915,928] [2023-11-19 08:03:56,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:56,105 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:03:56,125 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_cce6ef25-6c2a-41b0-9353-29433e096e34/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-26.i[915,928] [2023-11-19 08:03:56,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:56,186 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:03:56,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:56 WrapperNode [2023-11-19 08:03:56,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:56,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:56,190 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:03:56,190 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:03:56,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:56" (1/1) ... [2023-11-19 08:03:56,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:56" (1/1) ... [2023-11-19 08:03:56,281 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2023-11-19 08:03:56,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:56,284 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:03:56,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:03:56,286 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:03:56,297 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:56" (1/1) ... [2023-11-19 08:03:56,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:56" (1/1) ... [2023-11-19 08:03:56,312 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:56" (1/1) ... [2023-11-19 08:03:56,312 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:56" (1/1) ... [2023-11-19 08:03:56,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:56" (1/1) ... [2023-11-19 08:03:56,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:56" (1/1) ... [2023-11-19 08:03:56,347 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:56" (1/1) ... [2023-11-19 08:03:56,350 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:56" (1/1) ... [2023-11-19 08:03:56,354 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:03:56,355 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:03:56,356 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:03:56,356 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:03:56,357 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:56" (1/1) ... [2023-11-19 08:03:56,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:03:56,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:56,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:03:56,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:03:56,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:03:56,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 08:03:56,445 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:03:56,446 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:03:56,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:03:56,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:03:56,563 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:03:56,566 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:04:04,021 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:04:04,039 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:04:04,040 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:04:04,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:04:04 BoogieIcfgContainer [2023-11-19 08:04:04,047 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:04:04,050 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:04:04,050 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:04:04,054 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:04:04,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:03:55" (1/3) ... [2023-11-19 08:04:04,055 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ef44d4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:04:04, skipping insertion in model container [2023-11-19 08:04:04,055 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:56" (2/3) ... [2023-11-19 08:04:04,057 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ef44d4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:04:04, skipping insertion in model container [2023-11-19 08:04:04,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:04:04" (3/3) ... [2023-11-19 08:04:04,060 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-26.i [2023-11-19 08:04:04,078 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:04:04,079 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:04:04,131 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:04:04,138 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=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@39e3f569, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:04:04,138 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:04:04,143 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 32 states have (on average 1.3125) internal successors, (42), 33 states have internal predecessors, (42), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 08:04:04,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 08:04:04,165 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:04:04,167 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:04:04,170 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:04:04,176 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:04:04,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1981610280, now seen corresponding path program 1 times [2023-11-19 08:04:04,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:04:04,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [406293051] [2023-11-19 08:04:04,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:04:04,190 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 [2023-11-19 08:04:04,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:04:04,196 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 08:04:04,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:04:05,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:05,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 08:04:05,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:04:05,922 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2023-11-19 08:04:05,923 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:04:05,924 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:04:05,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [406293051] [2023-11-19 08:04:05,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [406293051] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:04:05,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:04:05,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 08:04:05,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466462567] [2023-11-19 08:04:05,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:04:05,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 08:04:05,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:04:05,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 08:04:05,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:04:05,976 INFO L87 Difference]: Start difference. First operand has 52 states, 32 states have (on average 1.3125) internal successors, (42), 33 states have internal predecessors, (42), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 08:04:06,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:04:06,012 INFO L93 Difference]: Finished difference Result 97 states and 163 transitions. [2023-11-19 08:04:06,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 08:04:06,015 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 107 [2023-11-19 08:04:06,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:04:06,025 INFO L225 Difference]: With dead ends: 97 [2023-11-19 08:04:06,025 INFO L226 Difference]: Without dead ends: 48 [2023-11-19 08:04:06,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:04:06,035 INFO L413 NwaCegarLoop]: 68 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, 68 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 [2023-11-19 08:04:06,036 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:04:06,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2023-11-19 08:04:06,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2023-11-19 08:04:06,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 29 states have internal predecessors, (34), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 08:04:06,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 68 transitions. [2023-11-19 08:04:06,087 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 68 transitions. Word has length 107 [2023-11-19 08:04:06,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:04:06,088 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 68 transitions. [2023-11-19 08:04:06,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 08:04:06,088 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 68 transitions. [2023-11-19 08:04:06,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 08:04:06,092 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:04:06,092 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:04:06,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 08:04:06,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:04:06,301 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:04:06,302 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:04:06,302 INFO L85 PathProgramCache]: Analyzing trace with hash -954589870, now seen corresponding path program 1 times [2023-11-19 08:04:06,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:04:06,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2067304016] [2023-11-19 08:04:06,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:04:06,303 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 [2023-11-19 08:04:06,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:04:06,305 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 08:04:06,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce6ef25-6c2a-41b0-9353-29433e096e34/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:04:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:07,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 08:04:07,765 INFO L285 TraceCheckSpWp]: Computing forward predicates...