./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-73.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/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_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/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_68da39a8-930a-461a-8651-efae5d4622ab/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 d378b925ee498f6ebc81801bd025cc29a87c4794267f87e5426917bbdbeab828 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:50:54,512 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:50:54,582 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:50:54,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:50:54,588 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:50:54,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:50:54,625 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:50:54,625 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:50:54,626 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:50:54,627 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:50:54,628 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:50:54,628 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:50:54,629 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:50:54,629 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:50:54,630 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:50:54,630 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:50:54,631 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:50:54,631 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:50:54,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:50:54,633 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:50:54,633 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:50:54,634 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:50:54,634 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:50:54,635 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:50:54,636 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:50:54,636 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:50:54,637 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:50:54,637 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:50:54,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:50:54,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:50:54,659 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:50:54,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:50:54,660 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:50:54,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:50:54,660 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:50:54,661 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:50:54,661 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:50:54,662 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:50:54,662 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:50:54,663 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_68da39a8-930a-461a-8651-efae5d4622ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d378b925ee498f6ebc81801bd025cc29a87c4794267f87e5426917bbdbeab828 [2023-11-19 07:50:54,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:50:54,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:50:54,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:50:54,961 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:50:54,961 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:50:54,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-73.i [2023-11-19 07:50:58,075 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:50:58,359 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:50:58,360 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-73.i [2023-11-19 07:50:58,369 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/data/1be343f49/461aad9655b245ae9cccbd789ccd4c8c/FLAGcdd81cef6 [2023-11-19 07:50:58,383 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/data/1be343f49/461aad9655b245ae9cccbd789ccd4c8c [2023-11-19 07:50:58,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:50:58,387 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:50:58,388 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:50:58,388 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:50:58,394 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:50:58,394 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:58" (1/1) ... [2023-11-19 07:50:58,396 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d04b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58, skipping insertion in model container [2023-11-19 07:50:58,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:58" (1/1) ... [2023-11-19 07:50:58,443 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:50:58,619 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_68da39a8-930a-461a-8651-efae5d4622ab/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-73.i[915,928] [2023-11-19 07:50:58,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:50:58,711 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:50:58,724 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_68da39a8-930a-461a-8651-efae5d4622ab/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-73.i[915,928] [2023-11-19 07:50:58,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:50:58,784 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:50:58,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58 WrapperNode [2023-11-19 07:50:58,785 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:50:58,786 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:50:58,786 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:50:58,787 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:50:58,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58" (1/1) ... [2023-11-19 07:50:58,808 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58" (1/1) ... [2023-11-19 07:50:58,853 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2023-11-19 07:50:58,853 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:50:58,854 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:50:58,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:50:58,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:50:58,866 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58" (1/1) ... [2023-11-19 07:50:58,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58" (1/1) ... [2023-11-19 07:50:58,872 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58" (1/1) ... [2023-11-19 07:50:58,872 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58" (1/1) ... [2023-11-19 07:50:58,889 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58" (1/1) ... [2023-11-19 07:50:58,894 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58" (1/1) ... [2023-11-19 07:50:58,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58" (1/1) ... [2023-11-19 07:50:58,899 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58" (1/1) ... [2023-11-19 07:50:58,910 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:50:58,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:50:58,912 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:50:58,912 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:50:58,913 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58" (1/1) ... [2023-11-19 07:50:58,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:50:58,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:58,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:58,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:50:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:50:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:50:59,014 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:50:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:50:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:50:59,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:50:59,159 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:50:59,163 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:50:59,623 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:50:59,633 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:50:59,649 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:50:59,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:59 BoogieIcfgContainer [2023-11-19 07:50:59,655 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:50:59,659 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:50:59,660 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:50:59,664 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:50:59,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:50:58" (1/3) ... [2023-11-19 07:50:59,665 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@395c3533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:50:59, skipping insertion in model container [2023-11-19 07:50:59,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:58" (2/3) ... [2023-11-19 07:50:59,666 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@395c3533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:50:59, skipping insertion in model container [2023-11-19 07:50:59,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:59" (3/3) ... [2023-11-19 07:50:59,668 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-73.i [2023-11-19 07:50:59,689 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:50:59,690 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:50:59,802 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:50:59,811 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;@2a442e5a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:50:59,811 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:50:59,815 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 46 states have (on average 1.3695652173913044) internal successors, (63), 47 states have internal predecessors, (63), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 07:50:59,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 07:50:59,832 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:59,833 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:59,834 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:59,839 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:59,840 INFO L85 PathProgramCache]: Analyzing trace with hash 961153627, now seen corresponding path program 1 times [2023-11-19 07:50:59,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:59,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437434480] [2023-11-19 07:50:59,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:59,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:51:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:51:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:51:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-19 07:51:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-19 07:51:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-19 07:51:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-19 07:51:00,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-19 07:51:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:51:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-19 07:51:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-19 07:51:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 07:51:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-19 07:51:00,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 07:51:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 07:51:00,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 07:51:00,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-19 07:51:00,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-19 07:51:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 07:51:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-19 07:51:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 07:51:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:00,449 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-19 07:51:00,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:51:00,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437434480] [2023-11-19 07:51:00,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437434480] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:51:00,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:51:00,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:51:00,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316202642] [2023-11-19 07:51:00,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:51:00,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:51:00,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:51:00,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:51:00,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:51:00,492 INFO L87 Difference]: Start difference. First operand has 70 states, 46 states have (on average 1.3695652173913044) internal successors, (63), 47 states have internal predecessors, (63), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 07:51:00,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:51:00,542 INFO L93 Difference]: Finished difference Result 137 states and 228 transitions. [2023-11-19 07:51:00,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:51:00,545 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 139 [2023-11-19 07:51:00,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:51:00,556 INFO L225 Difference]: With dead ends: 137 [2023-11-19 07:51:00,556 INFO L226 Difference]: Without dead ends: 66 [2023-11-19 07:51:00,562 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 65 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 07:51:00,568 INFO L413 NwaCegarLoop]: 102 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, 102 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 07:51:00,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:51:00,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-11-19 07:51:00,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2023-11-19 07:51:00,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 43 states have (on average 1.302325581395349) internal successors, (56), 43 states have internal predecessors, (56), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 07:51:00,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 98 transitions. [2023-11-19 07:51:00,629 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 98 transitions. Word has length 139 [2023-11-19 07:51:00,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:51:00,630 INFO L495 AbstractCegarLoop]: Abstraction has 66 states and 98 transitions. [2023-11-19 07:51:00,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 07:51:00,631 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2023-11-19 07:51:00,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 07:51:00,635 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:51:00,636 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:51:00,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:51:00,637 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:51:00,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:00,638 INFO L85 PathProgramCache]: Analyzing trace with hash -384244199, now seen corresponding path program 1 times [2023-11-19 07:51:00,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:00,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620354742] [2023-11-19 07:51:00,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:00,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:01,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:01,366 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:01,366 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:51:01,369 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:51:01,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:51:01,375 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-19 07:51:01,381 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:51:01,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-19 07:51:01,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated [2023-11-19 07:51:01,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:51:01 BoogieIcfgContainer [2023-11-19 07:51:01,551 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:51:01,552 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:51:01,552 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:51:01,552 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:51:01,553 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:59" (3/4) ... [2023-11-19 07:51:01,556 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:51:01,557 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:51:01,558 INFO L158 Benchmark]: Toolchain (without parser) took 3171.18ms. Allocated memory was 125.8MB in the beginning and 182.5MB in the end (delta: 56.6MB). Free memory was 81.1MB in the beginning and 134.7MB in the end (delta: -53.6MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. [2023-11-19 07:51:01,559 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory is still 92.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:51:01,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.18ms. Allocated memory is still 125.8MB. Free memory was 81.1MB in the beginning and 67.0MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 07:51:01,564 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.56ms. Allocated memory is still 125.8MB. Free memory was 67.0MB in the beginning and 64.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:51:01,567 INFO L158 Benchmark]: Boogie Preprocessor took 56.13ms. Allocated memory is still 125.8MB. Free memory was 63.9MB in the beginning and 62.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:51:01,568 INFO L158 Benchmark]: RCFGBuilder took 743.63ms. Allocated memory is still 125.8MB. Free memory was 62.2MB in the beginning and 42.5MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 07:51:01,568 INFO L158 Benchmark]: TraceAbstraction took 1892.55ms. Allocated memory was 125.8MB in the beginning and 182.5MB in the end (delta: 56.6MB). Free memory was 42.0MB in the beginning and 135.7MB in the end (delta: -93.7MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2023-11-19 07:51:01,569 INFO L158 Benchmark]: Witness Printer took 5.43ms. Allocated memory is still 182.5MB. Free memory was 135.7MB in the beginning and 134.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:51:01,578 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory is still 92.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.18ms. Allocated memory is still 125.8MB. Free memory was 81.1MB in the beginning and 67.0MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.56ms. Allocated memory is still 125.8MB. Free memory was 67.0MB in the beginning and 64.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.13ms. Allocated memory is still 125.8MB. Free memory was 63.9MB in the beginning and 62.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 743.63ms. Allocated memory is still 125.8MB. Free memory was 62.2MB in the beginning and 42.5MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1892.55ms. Allocated memory was 125.8MB in the beginning and 182.5MB in the end (delta: 56.6MB). Free memory was 42.0MB in the beginning and 135.7MB in the end (delta: -93.7MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * Witness Printer took 5.43ms. Allocated memory is still 182.5MB. Free memory was 135.7MB in the beginning and 134.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 131, overapproximation of someBinaryFLOATComparisonOperation at line 131. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 7.325; [L23] double var_1_3 = 63.8; [L24] double var_1_4 = 256.6; [L25] double var_1_5 = 2.375; [L26] double var_1_6 = 25.8; [L27] unsigned char var_1_7 = 1; [L28] double var_1_8 = 1.5; [L29] unsigned long int var_1_9 = 32; [L30] unsigned long int var_1_10 = 3567543019; [L31] float var_1_12 = 31.875; [L32] signed long int var_1_13 = 128; [L33] unsigned char var_1_16 = 4; [L34] unsigned char var_1_18 = 16; [L35] signed long int var_1_19 = 64; [L36] unsigned char var_1_20 = 0; [L37] signed long int var_1_21 = 1897833385; [L38] unsigned char var_1_22 = 2; [L39] signed char var_1_23 = -5; [L40] signed char var_1_24 = -4; [L41] signed char var_1_25 = 2; [L42] signed long int var_1_26 = -1000000; [L43] float last_1_var_1_12 = 31.875; [L44] signed long int last_1_var_1_13 = 128; [L45] unsigned char last_1_var_1_16 = 4; [L46] signed long int last_1_var_1_19 = 64; VAL [isInitial=0, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=319/5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L135] isInitial = 1 [L136] FCALL initially() [L137] int k_loop; [L138] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=319/5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L138] COND TRUE k_loop < 1 [L139] CALL updateLastVariables() [L125] last_1_var_1_12 = var_1_12 [L126] last_1_var_1_13 = var_1_13 [L127] last_1_var_1_16 = var_1_16 [L128] last_1_var_1_19 = var_1_19 VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=319/5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L139] RET updateLastVariables() [L140] CALL updateVariables() [L90] var_1_3 = __VERIFIER_nondet_double() [L91] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L91] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L92] var_1_4 = __VERIFIER_nondet_double() [L93] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L93] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L94] var_1_5 = __VERIFIER_nondet_double() [L95] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L95] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L96] CALL assume_abort_if_not(var_1_5 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L96] RET assume_abort_if_not(var_1_5 != 0.0F) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L97] var_1_6 = __VERIFIER_nondet_double() [L98] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3/2, var_1_9=32] [L98] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3/2, var_1_9=32] [L99] CALL assume_abort_if_not(var_1_6 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3/2, var_1_9=32] [L99] RET assume_abort_if_not(var_1_6 != 0.0F) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3/2, var_1_9=32] [L100] var_1_7 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3/2, var_1_9=32] [L101] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3/2, var_1_9=32] [L102] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3/2, var_1_9=32] [L102] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3/2, var_1_9=32] [L103] var_1_8 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L104] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L105] var_1_10 = __VERIFIER_nondet_ulong() [L106] CALL assume_abort_if_not(var_1_10 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L106] RET assume_abort_if_not(var_1_10 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L107] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L107] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L108] var_1_18 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L109] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L110] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L110] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L111] var_1_20 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L112] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L113] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L113] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L114] var_1_21 = __VERIFIER_nondet_long() [L115] CALL assume_abort_if_not(var_1_21 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L115] RET assume_abort_if_not(var_1_21 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L116] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L116] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L117] var_1_24 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_24 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L118] RET assume_abort_if_not(var_1_24 >= -126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L119] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L119] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=2, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L120] var_1_25 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_25 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=0, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=0, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L121] RET assume_abort_if_not(var_1_25 >= -126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=0, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L122] CALL assume_abort_if_not(var_1_25 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=0, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=0, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L122] RET assume_abort_if_not(var_1_25 <= 126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=0, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L140] RET updateVariables() [L141] CALL step() [L50] COND TRUE (((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10 [L51] var_1_12 = var_1_8 VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=3567543026, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=0, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L53] COND FALSE !(var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) [L60] var_1_1 = var_1_8 VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=3567543026, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=3567543026, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=0, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L62] COND TRUE var_1_3 >= (last_1_var_1_12 * var_1_4) [L63] var_1_16 = var_1_18 VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=3567543026, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=3567543026, var_1_20=1, var_1_21=1827081746, var_1_22=2, var_1_23=-5, var_1_24=-126, var_1_25=0, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L65] var_1_22 = ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=3567543026, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=3567543026, var_1_20=1, var_1_21=1827081746, var_1_22=4, var_1_23=-5, var_1_24=-126, var_1_25=0, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L66] COND TRUE var_1_1 > var_1_5 [L67] var_1_23 = (((((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) < 0 ) ? -((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) : ((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=3567543026, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=3567543026, var_1_20=1, var_1_21=1827081746, var_1_22=4, var_1_23=126, var_1_24=-126, var_1_25=0, var_1_26=-1000000, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L71] var_1_26 = var_1_25 VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=3567543026, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=3567543026, var_1_20=1, var_1_21=1827081746, var_1_22=4, var_1_23=126, var_1_24=-126, var_1_25=0, var_1_26=0, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L72] EXPR var_1_26 >> var_1_10 VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=3567543026, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=3567543026, var_1_20=1, var_1_21=1827081746, var_1_22=4, var_1_23=126, var_1_24=-126, var_1_25=0, var_1_26=0, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L72] signed long int stepLocal_0 = var_1_26 >> var_1_10; [L73] COND TRUE stepLocal_0 < last_1_var_1_13 [L74] var_1_13 = ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, stepLocal_0=0, var_1_10=2147483647, var_1_12=3567543026, var_1_13=0, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=3567543026, var_1_20=1, var_1_21=1827081746, var_1_22=4, var_1_23=126, var_1_24=-126, var_1_25=0, var_1_26=0, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=32] [L76] COND TRUE var_1_1 < (var_1_4 - var_1_3) [L77] var_1_9 = (var_1_10 - var_1_16) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, stepLocal_0=0, var_1_10=2147483647, var_1_12=3567543026, var_1_13=0, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=3567543026, var_1_20=1, var_1_21=1827081746, var_1_22=4, var_1_23=126, var_1_24=-126, var_1_25=0, var_1_26=0, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=2147483643] [L79] COND TRUE var_1_7 && var_1_20 [L80] var_1_19 = ((1827081742 - var_1_13) - (var_1_21 - (var_1_18 + var_1_16))) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, stepLocal_0=0, var_1_10=2147483647, var_1_12=3567543026, var_1_13=0, var_1_16=4, var_1_18=4, var_1_19=4, var_1_1=3567543026, var_1_20=1, var_1_21=1827081746, var_1_22=4, var_1_23=126, var_1_24=-126, var_1_25=0, var_1_26=0, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=2147483643] [L141] RET step() [L142] CALL, EXPR property() [L131] EXPR ((((var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_1 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_16))) : 1)) && (((((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_26 >> var_1_10) < last_1_var_1_13) ? (var_1_13 == ((signed long int) ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))))) : 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=3567543026, var_1_13=0, var_1_16=4, var_1_18=4, var_1_19=4, var_1_1=3567543026, var_1_20=1, var_1_21=1827081746, var_1_22=4, var_1_23=126, var_1_24=-126, var_1_25=0, var_1_26=0, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=2147483643] [L131-L132] return (((((((((var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_1 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_16))) : 1)) && (((((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_26 >> var_1_10) < last_1_var_1_13) ? (var_1_13 == ((signed long int) ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))))) : 1)) && ((var_1_3 >= (last_1_var_1_12 * var_1_4)) ? (var_1_16 == ((unsigned char) var_1_18)) : 1)) && ((var_1_7 && var_1_20) ? (var_1_19 == ((signed long int) ((1827081742 - var_1_13) - (var_1_21 - (var_1_18 + var_1_16))))) : ((2u >= ((((var_1_21) > (var_1_9)) ? (var_1_21) : (var_1_9)))) ? (var_1_19 == ((signed long int) var_1_22)) : (var_1_19 == ((signed long int) var_1_22))))) && (var_1_22 == ((unsigned char) ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))))) && ((var_1_1 > var_1_5) ? (var_1_23 == ((signed char) (((((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) < 0 ) ? -((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) : ((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))) : (var_1_23 == ((signed char) var_1_24)))) && (var_1_26 == ((signed long int) var_1_25)) ; [L142] RET, EXPR property() [L142] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=3567543026, var_1_13=0, var_1_16=4, var_1_18=4, var_1_19=4, var_1_1=3567543026, var_1_20=1, var_1_21=1827081746, var_1_22=4, var_1_23=126, var_1_24=-126, var_1_25=0, var_1_26=0, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=2147483643] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=3567543026, var_1_13=0, var_1_16=4, var_1_18=4, var_1_19=4, var_1_1=3567543026, var_1_20=1, var_1_21=1827081746, var_1_22=4, var_1_23=126, var_1_24=-126, var_1_25=0, var_1_26=0, var_1_4=3567543025, var_1_5=3567543027, var_1_6=3567543024, var_1_7=1, var_1_8=3567543026, var_1_9=2147483643] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 2, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 102 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, 102 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=70occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 278 NumberOfCodeBlocks, 278 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 138 ConstructedInterpolants, 0 QuantifiedInterpolants, 138 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 840/840 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 07:51:01,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/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_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/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_68da39a8-930a-461a-8651-efae5d4622ab/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 d378b925ee498f6ebc81801bd025cc29a87c4794267f87e5426917bbdbeab828 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:51:04,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:51:04,529 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:51:04,542 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:51:04,545 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:51:04,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:51:04,595 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:51:04,596 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:51:04,597 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:51:04,602 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:51:04,603 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:51:04,603 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:51:04,604 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:51:04,606 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:51:04,607 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:51:04,607 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:51:04,607 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:51:04,608 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:51:04,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:51:04,609 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:51:04,610 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:51:04,610 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:51:04,611 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:51:04,611 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:51:04,612 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:51:04,612 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:51:04,613 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:51:04,613 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:51:04,614 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:51:04,614 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:51:04,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:51:04,616 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:51:04,616 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:51:04,617 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:51:04,617 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:51:04,617 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:51:04,617 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:51:04,618 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:51:04,618 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:51:04,619 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:51:04,619 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:51:04,620 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:51:04,620 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_68da39a8-930a-461a-8651-efae5d4622ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d378b925ee498f6ebc81801bd025cc29a87c4794267f87e5426917bbdbeab828 [2023-11-19 07:51:05,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:51:05,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:51:05,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:51:05,048 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:51:05,048 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:51:05,050 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-73.i [2023-11-19 07:51:08,278 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:51:08,587 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:51:08,587 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-73.i [2023-11-19 07:51:08,611 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/data/f2343fb98/921fd9f7b5a34b92b50c5763beb5c701/FLAGe04550c41 [2023-11-19 07:51:08,634 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/data/f2343fb98/921fd9f7b5a34b92b50c5763beb5c701 [2023-11-19 07:51:08,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:51:08,641 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:51:08,645 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:51:08,645 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:51:08,650 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:51:08,651 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:51:08" (1/1) ... [2023-11-19 07:51:08,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73ffcf84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:08, skipping insertion in model container [2023-11-19 07:51:08,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:51:08" (1/1) ... [2023-11-19 07:51:08,707 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:51:08,906 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_68da39a8-930a-461a-8651-efae5d4622ab/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-73.i[915,928] [2023-11-19 07:51:09,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:51:09,031 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:51:09,053 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_68da39a8-930a-461a-8651-efae5d4622ab/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-73.i[915,928] [2023-11-19 07:51:09,113 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:51:09,138 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:51:09,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09 WrapperNode [2023-11-19 07:51:09,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:51:09,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:51:09,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:51:09,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:51:09,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,211 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 149 [2023-11-19 07:51:09,212 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:51:09,212 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:51:09,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:51:09,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:51:09,223 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,262 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,284 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,286 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:51:09,298 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:51:09,299 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:51:09,299 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:51:09,300 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:51:09,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:09,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:09,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:51:09,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:51:09,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:51:09,380 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:51:09,381 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:51:09,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:51:09,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:51:09,498 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:51:09,501 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:51:20,624 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:51:20,647 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:51:20,647 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:51:20,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:51:20 BoogieIcfgContainer [2023-11-19 07:51:20,658 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:51:20,661 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:51:20,662 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:51:20,666 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:51:20,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:51:08" (1/3) ... [2023-11-19 07:51:20,667 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dafba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:51:20, skipping insertion in model container [2023-11-19 07:51:20,667 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (2/3) ... [2023-11-19 07:51:20,668 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dafba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:51:20, skipping insertion in model container [2023-11-19 07:51:20,669 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:51:20" (3/3) ... [2023-11-19 07:51:20,671 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-73.i [2023-11-19 07:51:20,693 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:51:20,693 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:51:20,765 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:51:20,773 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;@7a69d12b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:51:20,773 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:51:20,780 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 40 states have (on average 1.35) internal successors, (54), 41 states have internal predecessors, (54), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 07:51:20,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 07:51:20,802 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:51:20,803 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:51:20,806 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:51:20,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:20,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1042010657, now seen corresponding path program 1 times [2023-11-19 07:51:20,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:51:20,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1030353921] [2023-11-19 07:51:20,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:20,833 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 07:51:20,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:51:20,841 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/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 07:51:20,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/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 07:51:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:22,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:51:22,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:22,395 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 500 trivial. 0 not checked. [2023-11-19 07:51:22,404 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:51:22,405 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:51:22,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1030353921] [2023-11-19 07:51:22,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1030353921] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:51:22,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:51:22,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:51:22,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833533008] [2023-11-19 07:51:22,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:51:22,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:51:22,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:51:22,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:51:22,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:51:22,460 INFO L87 Difference]: Start difference. First operand has 64 states, 40 states have (on average 1.35) internal successors, (54), 41 states have internal predecessors, (54), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 07:51:22,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:51:22,509 INFO L93 Difference]: Finished difference Result 125 states and 210 transitions. [2023-11-19 07:51:22,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:51:22,512 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 135 [2023-11-19 07:51:22,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:51:22,520 INFO L225 Difference]: With dead ends: 125 [2023-11-19 07:51:22,520 INFO L226 Difference]: Without dead ends: 60 [2023-11-19 07:51:22,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 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 07:51:22,527 INFO L413 NwaCegarLoop]: 93 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, 93 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 07:51:22,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:51:22,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2023-11-19 07:51:22,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2023-11-19 07:51:22,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 37 states have (on average 1.2702702702702702) internal successors, (47), 37 states have internal predecessors, (47), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 07:51:22,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 89 transitions. [2023-11-19 07:51:22,587 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 89 transitions. Word has length 135 [2023-11-19 07:51:22,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:51:22,588 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 89 transitions. [2023-11-19 07:51:22,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 07:51:22,589 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 89 transitions. [2023-11-19 07:51:22,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 07:51:22,600 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:51:22,601 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:51:22,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/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)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:22,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/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 07:51:22,826 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:51:22,826 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:22,826 INFO L85 PathProgramCache]: Analyzing trace with hash -1933951777, now seen corresponding path program 1 times [2023-11-19 07:51:22,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:51:22,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1880062319] [2023-11-19 07:51:22,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:22,828 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 07:51:22,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:51:22,854 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/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 07:51:22,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68da39a8-930a-461a-8651-efae5d4622ab/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 07:51:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:24,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 07:51:24,231 INFO L285 TraceCheckSpWp]: Computing forward predicates...