./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-22.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e7481ea5eb8fde4810bf8e8e352bc98fa4d0255687921b5f96078e456ed4d10 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:50:09,252 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:50:09,316 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 13:50:09,321 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:50:09,321 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:50:09,343 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:50:09,344 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:50:09,344 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:50:09,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:50:09,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:50:09,346 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:50:09,346 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:50:09,347 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:50:09,348 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:50:09,348 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:50:09,349 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:50:09,349 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:50:09,350 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:50:09,350 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:50:09,351 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:50:09,351 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:50:09,352 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:50:09,353 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:50:09,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:50:09,354 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:50:09,354 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:50:09,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:50:09,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:50:09,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:50:09,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:50:09,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:50:09,356 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:50:09,356 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:50:09,357 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:50:09,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:50:09,357 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:50:09,357 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:50:09,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:50:09,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:50:09,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:50:09,358 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:50:09,359 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:50:09,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:50:09,359 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:50:09,359 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:50:09,359 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:50:09,360 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:50:09,360 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e7481ea5eb8fde4810bf8e8e352bc98fa4d0255687921b5f96078e456ed4d10 [2023-12-02 13:50:09,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:50:09,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:50:09,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:50:09,589 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:50:09,589 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:50:09,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-22.i [2023-12-02 13:50:12,386 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:50:12,565 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:50:12,566 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-22.i [2023-12-02 13:50:12,577 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/data/b75e5e526/9c6a33a04bd743969045c5f230b0c474/FLAGde9da75a3 [2023-12-02 13:50:12,590 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/data/b75e5e526/9c6a33a04bd743969045c5f230b0c474 [2023-12-02 13:50:12,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:50:12,595 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:50:12,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:50:12,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:50:12,602 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:50:12,602 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:50:12" (1/1) ... [2023-12-02 13:50:12,604 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5990d797 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12, skipping insertion in model container [2023-12-02 13:50:12,604 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:50:12" (1/1) ... [2023-12-02 13:50:12,657 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:50:12,808 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_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-22.i[915,928] [2023-12-02 13:50:12,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:50:12,884 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:50:12,897 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_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-22.i[915,928] [2023-12-02 13:50:12,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:50:12,950 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:50:12,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12 WrapperNode [2023-12-02 13:50:12,951 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:50:12,952 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:50:12,952 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:50:12,952 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:50:12,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12" (1/1) ... [2023-12-02 13:50:12,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12" (1/1) ... [2023-12-02 13:50:13,019 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 196 [2023-12-02 13:50:13,019 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:50:13,020 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:50:13,020 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:50:13,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:50:13,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12" (1/1) ... [2023-12-02 13:50:13,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12" (1/1) ... [2023-12-02 13:50:13,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12" (1/1) ... [2023-12-02 13:50:13,035 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12" (1/1) ... [2023-12-02 13:50:13,050 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12" (1/1) ... [2023-12-02 13:50:13,054 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12" (1/1) ... [2023-12-02 13:50:13,059 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12" (1/1) ... [2023-12-02 13:50:13,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12" (1/1) ... [2023-12-02 13:50:13,069 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:50:13,070 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:50:13,070 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:50:13,070 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:50:13,071 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12" (1/1) ... [2023-12-02 13:50:13,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:50:13,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:50:13,104 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:50:13,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:50:13,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:50:13,140 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:50:13,140 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:50:13,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:50:13,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:50:13,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:50:13,220 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:50:13,222 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:50:13,566 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:50:13,760 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:50:13,760 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:50:13,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:50:13 BoogieIcfgContainer [2023-12-02 13:50:13,762 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:50:13,764 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:50:13,764 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:50:13,767 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:50:13,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:50:12" (1/3) ... [2023-12-02 13:50:13,768 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@655b22a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:50:13, skipping insertion in model container [2023-12-02 13:50:13,769 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:12" (2/3) ... [2023-12-02 13:50:13,769 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@655b22a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:50:13, skipping insertion in model container [2023-12-02 13:50:13,769 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:50:13" (3/3) ... [2023-12-02 13:50:13,770 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-22.i [2023-12-02 13:50:13,789 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:50:13,789 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:50:13,836 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:50:13,843 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3cbab453, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:50:13,843 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:50:13,847 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-12-02 13:50:13,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 13:50:13,860 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:50:13,861 INFO L195 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:50:13,861 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:50:13,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:50:13,865 INFO L85 PathProgramCache]: Analyzing trace with hash 328413520, now seen corresponding path program 1 times [2023-12-02 13:50:13,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:50:13,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638506974] [2023-12-02 13:50:13,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:50:13,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:50:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:50:14,310 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 13:50:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:50:14,577 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 13:50:14,579 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 13:50:14,581 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 13:50:14,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 13:50:14,587 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 13:50:14,591 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 13:50:14,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:50:14 BoogieIcfgContainer [2023-12-02 13:50:14,687 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 13:50:14,688 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 13:50:14,688 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 13:50:14,688 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 13:50:14,689 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:50:13" (3/4) ... [2023-12-02 13:50:14,691 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 13:50:14,692 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 13:50:14,693 INFO L158 Benchmark]: Toolchain (without parser) took 2098.22ms. Allocated memory was 115.3MB in the beginning and 142.6MB in the end (delta: 27.3MB). Free memory was 57.3MB in the beginning and 71.0MB in the end (delta: -13.7MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2023-12-02 13:50:14,694 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 115.3MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:50:14,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.84ms. Allocated memory was 115.3MB in the beginning and 142.6MB in the end (delta: 27.3MB). Free memory was 57.1MB in the beginning and 104.7MB in the end (delta: -47.6MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-12-02 13:50:14,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.48ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 99.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 13:50:14,695 INFO L158 Benchmark]: Boogie Preprocessor took 49.41ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 97.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 13:50:14,696 INFO L158 Benchmark]: RCFGBuilder took 691.83ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 91.7MB in the end (delta: 5.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-02 13:50:14,697 INFO L158 Benchmark]: TraceAbstraction took 922.96ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 72.0MB in the end (delta: 18.6MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2023-12-02 13:50:14,697 INFO L158 Benchmark]: Witness Printer took 4.04ms. Allocated memory is still 142.6MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:50:14,700 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 115.3MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.84ms. Allocated memory was 115.3MB in the beginning and 142.6MB in the end (delta: 27.3MB). Free memory was 57.1MB in the beginning and 104.7MB in the end (delta: -47.6MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.48ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 99.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.41ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 97.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 691.83ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 91.7MB in the end (delta: 5.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 922.96ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 72.0MB in the end (delta: 18.6MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. * Witness Printer took 4.04ms. Allocated memory is still 142.6MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 71, overapproximation of shiftLeft at line 74, overapproximation of someBinaryArithmeticDOUBLEoperation at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] unsigned short int var_1_4 = 256; [L24] unsigned short int var_1_6 = 10000; [L25] unsigned short int var_1_7 = 10000; [L26] unsigned short int var_1_8 = 128; [L27] unsigned short int var_1_9 = 8; [L28] unsigned char var_1_10 = 100; [L29] unsigned char var_1_11 = 64; [L30] unsigned char var_1_12 = 16; [L31] unsigned short int var_1_13 = 256; [L32] unsigned short int var_1_17 = 4; [L33] double var_1_18 = 64.2; [L34] unsigned short int var_1_19 = 53045; [L35] double var_1_20 = 1.75; [L36] double var_1_21 = 50.35; [L37] double var_1_22 = 5.5; [L38] double var_1_23 = 7.125; [L39] unsigned long int var_1_24 = 50; [L40] unsigned long int var_1_25 = 1907531378; [L41] unsigned long int var_1_26 = 8; [L42] unsigned char var_1_27 = 0; [L43] signed long int var_1_28 = 8; [L44] signed long int var_1_29 = 2; [L45] signed long int var_1_30 = 1; [L46] unsigned char var_1_31 = 25; [L47] unsigned char var_1_32 = 0; [L48] signed long int var_1_33 = 4; [L49] unsigned char var_1_34 = 8; [L50] unsigned char var_1_35 = 200; [L51] unsigned char var_1_36 = 0; [L52] signed short int var_1_37 = 5; [L53] unsigned long int last_1_var_1_24 = 50; [L54] unsigned char last_1_var_1_27 = 0; [L163] isInitial = 1 [L164] FCALL initially() [L165] COND TRUE 1 [L166] CALL updateLastVariables() [L155] last_1_var_1_24 = var_1_24 [L156] last_1_var_1_27 = var_1_27 [L166] RET updateLastVariables() [L167] CALL updateVariables() [L105] var_1_4 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L107] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L108] var_1_6 = __VERIFIER_nondet_ushort() [L109] CALL assume_abort_if_not(var_1_6 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_6 >= 8191) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L110] CALL assume_abort_if_not(var_1_6 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_6 <= 16384) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L111] var_1_7 = __VERIFIER_nondet_ushort() [L112] CALL assume_abort_if_not(var_1_7 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_7 >= 8192) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L113] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L114] var_1_8 = __VERIFIER_nondet_ushort() [L115] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_9=8] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_9=8] [L116] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=8] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=8] [L117] var_1_9 = __VERIFIER_nondet_ushort() [L118] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383] [L119] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L120] var_1_11 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L122] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L123] var_1_12 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L125] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L126] var_1_18 = __VERIFIER_nondet_double() [L127] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L128] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L129] var_1_19 = __VERIFIER_nondet_ushort() [L130] CALL assume_abort_if_not(var_1_19 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_19 >= 49150) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L131] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L132] var_1_21 = __VERIFIER_nondet_double() [L133] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L134] var_1_22 = __VERIFIER_nondet_double() [L135] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L136] var_1_23 = __VERIFIER_nondet_double() [L137] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L138] var_1_25 = __VERIFIER_nondet_ulong() [L139] CALL assume_abort_if_not(var_1_25 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_25 >= 1073741823) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L140] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=2, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L141] var_1_29 = __VERIFIER_nondet_long() [L142] CALL assume_abort_if_not(var_1_29 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_29 >= -2147483647) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L143] CALL assume_abort_if_not(var_1_29 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_29 <= 2147483646) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=0, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L144] var_1_32 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L146] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=254, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=254, var_1_33=4, var_1_34=8, var_1_35=200, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L147] var_1_35 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_35 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=254, var_1_33=4, var_1_34=8, var_1_35=190, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_35 >= 190) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=254, var_1_33=4, var_1_34=8, var_1_35=190, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L149] CALL assume_abort_if_not(var_1_35 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=254, var_1_33=4, var_1_34=8, var_1_35=190, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_35 <= 254) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=254, var_1_33=4, var_1_34=8, var_1_35=190, var_1_36=0, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L150] var_1_36 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=254, var_1_33=4, var_1_34=8, var_1_35=190, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=254, var_1_33=4, var_1_34=8, var_1_35=190, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L152] CALL assume_abort_if_not(var_1_36 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=254, var_1_33=4, var_1_34=8, var_1_35=190, var_1_36=127, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_36 <= 127) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=8, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_29=255, var_1_30=1, var_1_31=25, var_1_32=254, var_1_33=4, var_1_34=8, var_1_35=190, var_1_36=127, var_1_37=5, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L167] RET updateVariables() [L168] CALL step() [L58] var_1_28 = var_1_29 [L59] var_1_30 = var_1_29 [L60] var_1_31 = var_1_32 [L61] var_1_33 = var_1_29 [L62] COND FALSE !(var_1_30 <= var_1_32) [L65] var_1_37 = var_1_35 [L66] COND FALSE !(\read(last_1_var_1_27)) [L69] var_1_20 = var_1_22 [L71] COND TRUE (- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22))) [L72] var_1_27 = 0 [L74] EXPR var_1_8 << var_1_4 [L74] COND FALSE !(var_1_9 < (var_1_8 << var_1_4)) [L77] var_1_10 = var_1_11 [L79] unsigned char stepLocal_0 = var_1_27; [L80] COND TRUE (var_1_10 <= var_1_10) || stepLocal_0 [L81] var_1_13 = ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10))) [L85] unsigned short int stepLocal_1 = var_1_7; [L86] COND FALSE !(stepLocal_1 == last_1_var_1_24) [L89] var_1_24 = (var_1_10 + (var_1_25 - var_1_11)) [L91] signed long int stepLocal_2 = var_1_19 - var_1_7; [L92] COND FALSE !(var_1_10 > stepLocal_2) [L95] COND FALSE !(var_1_20 < var_1_20) [L98] var_1_1 = (((var_1_6 + var_1_7) - var_1_10) + var_1_10) [L100] COND FALSE !((var_1_20 / var_1_18) > var_1_20) [L168] RET step() [L169] CALL, EXPR property() [L159] EXPR ((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11))) [L159-L160] return ((((((((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11)))) && (((var_1_10 <= var_1_10) || var_1_27) ? (var_1_13 == ((unsigned short int) ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10))))) : (var_1_13 == ((unsigned short int) var_1_10)))) && (((var_1_20 / var_1_18) > var_1_20) ? (var_1_17 == ((unsigned short int) ((var_1_19 - ((((var_1_26) > (var_1_12)) ? (var_1_26) : (var_1_12)))) - var_1_7))) : 1)) && (last_1_var_1_27 ? (var_1_20 == ((double) (((((((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) > (16.6)) ? (((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) : (16.6))) - var_1_23))) : (var_1_20 == ((double) var_1_22)))) && ((var_1_7 == last_1_var_1_24) ? (var_1_24 == ((unsigned long int) (2332545940u - (1490203111u - var_1_11)))) : (var_1_24 == ((unsigned long int) (var_1_10 + (var_1_25 - var_1_11)))))) && ((var_1_10 > (var_1_19 - var_1_7)) ? (var_1_26 == ((unsigned long int) var_1_10)) : 1)) && (((- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22)))) ? (var_1_27 == ((unsigned char) 0)) : 1) ; [L169] RET, EXPR property() [L169] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=8, var_1_11=8, var_1_12=8, var_1_13=8, var_1_17=4, var_1_19=49150, var_1_1=24574, var_1_20=2147483652, var_1_22=2147483652, var_1_24=2147483647, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=255, var_1_29=255, var_1_30=255, var_1_31=254, var_1_32=254, var_1_33=255, var_1_34=8, var_1_35=190, var_1_36=127, var_1_37=190, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=8, var_1_11=8, var_1_12=8, var_1_13=8, var_1_17=4, var_1_19=49150, var_1_1=24574, var_1_20=2147483652, var_1_22=2147483652, var_1_24=2147483647, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=255, var_1_29=255, var_1_30=255, var_1_31=254, var_1_32=254, var_1_33=255, var_1_34=8, var_1_35=190, var_1_36=127, var_1_37=190, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 13:50:14,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e7481ea5eb8fde4810bf8e8e352bc98fa4d0255687921b5f96078e456ed4d10 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:50:16,734 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:50:16,815 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 13:50:16,822 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:50:16,822 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:50:16,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:50:16,851 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:50:16,852 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:50:16,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:50:16,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:50:16,854 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:50:16,854 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:50:16,855 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:50:16,856 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:50:16,856 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:50:16,857 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:50:16,858 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:50:16,858 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:50:16,859 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:50:16,859 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:50:16,860 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:50:16,860 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:50:16,861 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:50:16,861 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:50:16,862 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 13:50:16,862 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 13:50:16,863 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 13:50:16,863 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:50:16,863 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:50:16,864 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:50:16,864 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:50:16,865 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 13:50:16,865 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:50:16,865 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:50:16,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:50:16,866 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:50:16,866 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:50:16,866 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:50:16,866 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 13:50:16,867 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 13:50:16,867 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:50:16,867 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:50:16,867 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:50:16,868 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:50:16,868 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e7481ea5eb8fde4810bf8e8e352bc98fa4d0255687921b5f96078e456ed4d10 [2023-12-02 13:50:17,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:50:17,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:50:17,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:50:17,178 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:50:17,178 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:50:17,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-22.i [2023-12-02 13:50:19,959 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:50:20,176 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:50:20,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-22.i [2023-12-02 13:50:20,187 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/data/83a220d8c/a61e62f19c1443acba4989205a8e0c3b/FLAGb93855c98 [2023-12-02 13:50:20,203 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/data/83a220d8c/a61e62f19c1443acba4989205a8e0c3b [2023-12-02 13:50:20,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:50:20,208 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:50:20,209 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:50:20,210 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:50:20,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:50:20,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:50:20" (1/1) ... [2023-12-02 13:50:20,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1be1705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20, skipping insertion in model container [2023-12-02 13:50:20,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:50:20" (1/1) ... [2023-12-02 13:50:20,253 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:50:20,413 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_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-22.i[915,928] [2023-12-02 13:50:20,470 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:50:20,486 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:50:20,497 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_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-22.i[915,928] [2023-12-02 13:50:20,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:50:20,551 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:50:20,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20 WrapperNode [2023-12-02 13:50:20,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:50:20,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:50:20,553 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:50:20,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:50:20,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20" (1/1) ... [2023-12-02 13:50:20,575 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20" (1/1) ... [2023-12-02 13:50:20,606 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2023-12-02 13:50:20,607 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:50:20,608 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:50:20,608 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:50:20,608 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:50:20,618 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20" (1/1) ... [2023-12-02 13:50:20,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20" (1/1) ... [2023-12-02 13:50:20,624 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20" (1/1) ... [2023-12-02 13:50:20,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20" (1/1) ... [2023-12-02 13:50:20,637 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20" (1/1) ... [2023-12-02 13:50:20,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20" (1/1) ... [2023-12-02 13:50:20,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20" (1/1) ... [2023-12-02 13:50:20,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20" (1/1) ... [2023-12-02 13:50:20,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:50:20,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:50:20,661 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:50:20,661 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:50:20,662 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20" (1/1) ... [2023-12-02 13:50:20,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:50:20,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:50:20,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:50:20,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:50:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:50:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 13:50:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:50:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:50:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:50:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:50:20,828 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:50:20,830 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:50:27,925 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:50:27,969 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:50:27,970 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:50:27,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:50:27 BoogieIcfgContainer [2023-12-02 13:50:27,970 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:50:27,973 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:50:27,973 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:50:27,977 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:50:27,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:50:20" (1/3) ... [2023-12-02 13:50:27,978 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cb440fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:50:27, skipping insertion in model container [2023-12-02 13:50:27,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:20" (2/3) ... [2023-12-02 13:50:27,978 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cb440fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:50:27, skipping insertion in model container [2023-12-02 13:50:27,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:50:27" (3/3) ... [2023-12-02 13:50:27,980 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-22.i [2023-12-02 13:50:27,998 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:50:27,999 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:50:28,041 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:50:28,048 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@105fd593, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:50:28,049 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:50:28,053 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 40 states have (on average 1.35) internal successors, (54), 41 states have internal predecessors, (54), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-12-02 13:50:28,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 13:50:28,071 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:50:28,072 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:50:28,072 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:50:28,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:50:28,078 INFO L85 PathProgramCache]: Analyzing trace with hash -159523922, now seen corresponding path program 1 times [2023-12-02 13:50:28,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:50:28,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1565789422] [2023-12-02 13:50:28,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:50:28,093 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 [2023-12-02 13:50:28,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:50:28,096 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:50:28,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:50:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:50:29,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 13:50:29,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:50:29,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 924 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2023-12-02 13:50:29,247 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:50:29,248 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:50:29,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1565789422] [2023-12-02 13:50:29,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1565789422] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:50:29,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:50:29,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:50:29,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895101571] [2023-12-02 13:50:29,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:50:29,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 13:50:29,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:50:29,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 13:50:29,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:50:29,290 INFO L87 Difference]: Start difference. First operand has 74 states, 40 states have (on average 1.35) internal successors, (54), 41 states have internal predecessors, (54), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-12-02 13:50:32,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:50:32,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:50:32,073 INFO L93 Difference]: Finished difference Result 145 states and 261 transitions. [2023-12-02 13:50:32,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 13:50:32,304 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 190 [2023-12-02 13:50:32,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:50:32,313 INFO L225 Difference]: With dead ends: 145 [2023-12-02 13:50:32,313 INFO L226 Difference]: Without dead ends: 72 [2023-12-02 13:50:32,318 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:50:32,322 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-12-02 13:50:32,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2023-12-02 13:50:32,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-12-02 13:50:32,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-12-02 13:50:32,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 39 states have (on average 1.205128205128205) internal successors, (47), 39 states have internal predecessors, (47), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-12-02 13:50:32,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 109 transitions. [2023-12-02 13:50:32,374 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 109 transitions. Word has length 190 [2023-12-02 13:50:32,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:50:32,374 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 109 transitions. [2023-12-02 13:50:32,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-12-02 13:50:32,375 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2023-12-02 13:50:32,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 13:50:32,381 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:50:32,381 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:50:32,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:50:32,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:50:32,582 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:50:32,583 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:50:32,583 INFO L85 PathProgramCache]: Analyzing trace with hash -1666099530, now seen corresponding path program 1 times [2023-12-02 13:50:32,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:50:32,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1617579310] [2023-12-02 13:50:32,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:50:32,585 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 [2023-12-02 13:50:32,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:50:32,586 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:50:32,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:50:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:50:33,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 13:50:33,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:50:35,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-12-02 13:50:35,596 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:50:35,596 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:50:35,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1617579310] [2023-12-02 13:50:35,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1617579310] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:50:35,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:50:35,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 13:50:35,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348962912] [2023-12-02 13:50:35,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:50:35,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 13:50:35,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:50:35,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 13:50:35,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 13:50:35,603 INFO L87 Difference]: Start difference. First operand 72 states and 109 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-12-02 13:50:38,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:50:38,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:50:38,692 INFO L93 Difference]: Finished difference Result 143 states and 217 transitions. [2023-12-02 13:50:38,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 13:50:38,931 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 190 [2023-12-02 13:50:38,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:50:38,935 INFO L225 Difference]: With dead ends: 143 [2023-12-02 13:50:38,935 INFO L226 Difference]: Without dead ends: 72 [2023-12-02 13:50:38,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 13:50:38,939 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 66 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 64 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-12-02 13:50:38,939 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 103 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2023-12-02 13:50:38,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-12-02 13:50:38,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-12-02 13:50:38,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 39 states have (on average 1.1794871794871795) internal successors, (46), 39 states have internal predecessors, (46), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-12-02 13:50:38,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 108 transitions. [2023-12-02 13:50:38,959 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 108 transitions. Word has length 190 [2023-12-02 13:50:38,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:50:38,961 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 108 transitions. [2023-12-02 13:50:38,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-12-02 13:50:38,962 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2023-12-02 13:50:38,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 13:50:38,966 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:50:38,966 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:50:38,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 13:50:39,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:50:39,167 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:50:39,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:50:39,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1617750516, now seen corresponding path program 1 times [2023-12-02 13:50:39,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:50:39,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [678154479] [2023-12-02 13:50:39,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:50:39,169 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 [2023-12-02 13:50:39,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:50:39,170 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:50:39,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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 (4)] Waiting until timeout for monitored process [2023-12-02 13:50:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:50:40,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 13:50:40,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:50:45,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 482 proven. 150 refuted. 0 times theorem prover too weak. 1228 trivial. 0 not checked. [2023-12-02 13:50:45,924 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:50:47,326 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:50:47,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [678154479] [2023-12-02 13:50:47,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [678154479] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:50:47,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [563209846] [2023-12-02 13:50:47,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:50:47,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:50:47,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:50:47,330 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:50:47,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 13:50:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:50:49,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 13:50:49,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:50:52,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 454 proven. 78 refuted. 0 times theorem prover too weak. 1328 trivial. 0 not checked. [2023-12-02 13:50:52,546 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:50:53,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [563209846] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:50:53,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [19465680] [2023-12-02 13:50:53,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:50:53,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:50:53,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:50:53,317 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:50:53,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-02 13:50:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:50:54,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 13:50:54,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:50:57,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 454 proven. 78 refuted. 0 times theorem prover too weak. 1328 trivial. 0 not checked. [2023-12-02 13:50:57,868 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:50:58,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [19465680] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:50:58,532 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 13:50:58,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 11 [2023-12-02 13:50:58,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944910986] [2023-12-02 13:50:58,533 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 13:50:58,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-12-02 13:50:58,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:50:58,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-12-02 13:50:58,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2023-12-02 13:50:58,536 INFO L87 Difference]: Start difference. First operand 72 states and 108 transitions. Second operand has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 11 states have internal predecessors, (74), 3 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) [2023-12-02 13:51:04,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:06,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:08,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:10,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:12,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:14,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:17,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:19,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:21,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:23,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:25,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:27,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:29,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:31,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:34,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:36,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:38,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:40,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:42,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:44,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:46,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:48,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:50,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:52,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:51:52,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:51:52,662 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2023-12-02 13:51:52,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-12-02 13:51:52,899 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 11 states have internal predecessors, (74), 3 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) Word has length 190 [2023-12-02 13:51:52,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:51:52,904 INFO L225 Difference]: With dead ends: 225 [2023-12-02 13:51:52,904 INFO L226 Difference]: Without dead ends: 154 [2023-12-02 13:51:52,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1065 GetRequests, 1036 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2023-12-02 13:51:52,907 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 97 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 90 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.2s IncrementalHoareTripleChecker+Time [2023-12-02 13:51:52,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 451 Invalid, 499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 385 Invalid, 24 Unknown, 0 Unchecked, 53.2s Time] [2023-12-02 13:51:52,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-12-02 13:51:52,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 142. [2023-12-02 13:51:52,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 75 states have (on average 1.1333333333333333) internal successors, (85), 75 states have internal predecessors, (85), 62 states have call successors, (62), 4 states have call predecessors, (62), 4 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-12-02 13:51:52,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 209 transitions. [2023-12-02 13:51:52,945 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 209 transitions. Word has length 190 [2023-12-02 13:51:52,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:51:52,946 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 209 transitions. [2023-12-02 13:51:52,946 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 11 states have internal predecessors, (74), 3 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) [2023-12-02 13:51:52,946 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 209 transitions. [2023-12-02 13:51:52,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 13:51:52,949 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:51:52,949 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:51:52,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 13:51:53,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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 (4)] Ended with exit code 0 [2023-12-02 13:51:53,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-12-02 13:51:53,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:51:53,550 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:51:53,551 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:51:53,551 INFO L85 PathProgramCache]: Analyzing trace with hash 808403890, now seen corresponding path program 1 times [2023-12-02 13:51:53,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:51:53,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1999486035] [2023-12-02 13:51:53,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:51:53,552 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 [2023-12-02 13:51:53,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:51:53,552 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:51:53,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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 (7)] Waiting until timeout for monitored process [2023-12-02 13:51:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:51:54,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 13:51:54,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:51:58,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 1092 proven. 186 refuted. 0 times theorem prover too weak. 582 trivial. 0 not checked. [2023-12-02 13:51:58,988 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:51:59,427 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:51:59,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1999486035] [2023-12-02 13:51:59,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1999486035] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:51:59,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1537802097] [2023-12-02 13:51:59,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:51:59,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:51:59,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:51:59,429 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:51:59,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 13:52:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:52:01,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 13:52:01,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:52:07,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 1147 proven. 114 refuted. 0 times theorem prover too weak. 599 trivial. 0 not checked. [2023-12-02 13:52:07,037 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:52:07,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1537802097] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:52:07,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931003680] [2023-12-02 13:52:07,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:52:07,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:52:07,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:52:07,205 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:52:07,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-02 13:52:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:52:08,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 13:52:08,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:52:12,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 1092 proven. 186 refuted. 0 times theorem prover too weak. 582 trivial. 0 not checked. [2023-12-02 13:52:12,335 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:52:12,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931003680] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:52:12,496 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 13:52:12,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 12] total 17 [2023-12-02 13:52:12,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693091367] [2023-12-02 13:52:12,496 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 13:52:12,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-12-02 13:52:12,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:52:12,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-12-02 13:52:12,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=275, Unknown=1, NotChecked=0, Total=342 [2023-12-02 13:52:12,499 INFO L87 Difference]: Start difference. First operand 142 states and 209 transitions. Second operand has 17 states, 17 states have (on average 5.176470588235294) internal successors, (88), 16 states have internal predecessors, (88), 6 states have call successors, (57), 6 states have call predecessors, (57), 9 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) [2023-12-02 13:52:18,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:20,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:22,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:24,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:26,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:28,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:30,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:32,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:34,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:37,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.99s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:39,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:41,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:43,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:45,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:47,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:49,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:51,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:53,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:55,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:57,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:52:57,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:52:57,647 INFO L93 Difference]: Finished difference Result 237 states and 336 transitions. [2023-12-02 13:52:57,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-12-02 13:52:57,878 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.176470588235294) internal successors, (88), 16 states have internal predecessors, (88), 6 states have call successors, (57), 6 states have call predecessors, (57), 9 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) Word has length 190 [2023-12-02 13:52:57,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:52:57,881 INFO L225 Difference]: With dead ends: 237 [2023-12-02 13:52:57,881 INFO L226 Difference]: Without dead ends: 166 [2023-12-02 13:52:57,883 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 629 GetRequests, 605 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=149, Invalid=500, Unknown=1, NotChecked=0, Total=650 [2023-12-02 13:52:57,883 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 47 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 451 mSolverCounterSat, 22 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 451 IncrementalHoareTripleChecker+Invalid, 20 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.5s IncrementalHoareTripleChecker+Time [2023-12-02 13:52:57,884 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 355 Invalid, 493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 451 Invalid, 20 Unknown, 0 Unchecked, 44.5s Time] [2023-12-02 13:52:57,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2023-12-02 13:52:57,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 158. [2023-12-02 13:52:57,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 87 states have (on average 1.103448275862069) internal successors, (96), 87 states have internal predecessors, (96), 62 states have call successors, (62), 8 states have call predecessors, (62), 8 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-12-02 13:52:57,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 220 transitions. [2023-12-02 13:52:57,916 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 220 transitions. Word has length 190 [2023-12-02 13:52:57,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:52:57,917 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 220 transitions. [2023-12-02 13:52:57,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.176470588235294) internal successors, (88), 16 states have internal predecessors, (88), 6 states have call successors, (57), 6 states have call predecessors, (57), 9 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) [2023-12-02 13:52:57,918 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 220 transitions. [2023-12-02 13:52:57,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 13:52:57,921 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:52:57,921 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:52:57,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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 (7)] Ended with exit code 0 [2023-12-02 13:52:58,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-12-02 13:52:58,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-02 13:52:58,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 13:52:58,522 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:52:58,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:52:58,523 INFO L85 PathProgramCache]: Analyzing trace with hash 865662192, now seen corresponding path program 1 times [2023-12-02 13:52:58,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:52:58,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [192338818] [2023-12-02 13:52:58,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:52:58,524 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 [2023-12-02 13:52:58,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:52:58,524 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:52:58,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abc9cbd-4fd1-4f37-b5e1-d7d477fcdbf4/bin/utaipan-verify-nQ1chXbOIh/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 (10)] Waiting until timeout for monitored process [2023-12-02 13:53:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:53:00,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 13:53:00,964 INFO L285 TraceCheckSpWp]: Computing forward predicates...