./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-85.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-85.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 ad5d1ae9c41c5ead7b162591ee3109c786bcb523ca4e884a3cf08883cc71895e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:18:32,157 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:18:32,223 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 13:18:32,227 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:18:32,228 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:18:32,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:18:32,255 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:18:32,255 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:18:32,256 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:18:32,256 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:18:32,257 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:18:32,257 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:18:32,258 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:18:32,259 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:18:32,259 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:18:32,260 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:18:32,260 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:18:32,261 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:18:32,261 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:18:32,262 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:18:32,262 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:18:32,263 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:18:32,264 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:18:32,265 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:18:32,265 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:18:32,266 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:18:32,266 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:18:32,267 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:18:32,267 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:18:32,268 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:18:32,268 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:18:32,269 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:18:32,269 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:18:32,269 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:18:32,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:18:32,270 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:18:32,270 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:18:32,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:18:32,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:18:32,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:18:32,271 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:18:32,271 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:18:32,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:18:32,271 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:18:32,271 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:18:32,272 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:18:32,272 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:18:32,272 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_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad5d1ae9c41c5ead7b162591ee3109c786bcb523ca4e884a3cf08883cc71895e [2023-12-02 13:18:32,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:18:32,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:18:32,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:18:32,543 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:18:32,543 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:18:32,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-85.i [2023-12-02 13:18:35,381 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:18:35,582 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:18:35,583 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-85.i [2023-12-02 13:18:35,595 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/data/972e38971/529970af624a40bfb52e48256197468e/FLAG1ea6b1b5c [2023-12-02 13:18:35,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/data/972e38971/529970af624a40bfb52e48256197468e [2023-12-02 13:18:35,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:18:35,615 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:18:35,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:18:35,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:18:35,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:18:35,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:18:35" (1/1) ... [2023-12-02 13:18:35,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f07e84e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35, skipping insertion in model container [2023-12-02 13:18:35,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:18:35" (1/1) ... [2023-12-02 13:18:35,664 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:18:35,807 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_c94d881b-5dcf-43d1-a959-f51fbf7394ef/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-85.i[919,932] [2023-12-02 13:18:35,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:18:35,888 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:18:35,900 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_c94d881b-5dcf-43d1-a959-f51fbf7394ef/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-85.i[919,932] [2023-12-02 13:18:35,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:18:35,953 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:18:35,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35 WrapperNode [2023-12-02 13:18:35,953 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:18:35,954 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:18:35,954 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:18:35,955 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:18:35,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35" (1/1) ... [2023-12-02 13:18:35,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35" (1/1) ... [2023-12-02 13:18:36,006 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-12-02 13:18:36,007 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:18:36,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:18:36,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:18:36,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:18:36,018 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35" (1/1) ... [2023-12-02 13:18:36,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35" (1/1) ... [2023-12-02 13:18:36,022 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35" (1/1) ... [2023-12-02 13:18:36,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35" (1/1) ... [2023-12-02 13:18:36,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35" (1/1) ... [2023-12-02 13:18:36,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35" (1/1) ... [2023-12-02 13:18:36,045 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35" (1/1) ... [2023-12-02 13:18:36,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35" (1/1) ... [2023-12-02 13:18:36,054 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:18:36,055 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:18:36,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:18:36,056 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:18:36,057 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35" (1/1) ... [2023-12-02 13:18:36,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:18:36,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:18:36,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:18:36,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:18:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:18:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:18:36,131 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:18:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:18:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:18:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:18:36,239 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:18:36,241 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:18:36,685 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:18:36,964 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:18:36,964 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:18:36,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:18:36 BoogieIcfgContainer [2023-12-02 13:18:36,966 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:18:36,969 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:18:36,969 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:18:36,973 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:18:36,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:18:35" (1/3) ... [2023-12-02 13:18:36,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fcbcab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:18:36, skipping insertion in model container [2023-12-02 13:18:36,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:35" (2/3) ... [2023-12-02 13:18:36,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fcbcab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:18:36, skipping insertion in model container [2023-12-02 13:18:36,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:18:36" (3/3) ... [2023-12-02 13:18:36,976 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-85.i [2023-12-02 13:18:36,997 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:18:36,997 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:18:37,050 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:18:37,056 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;@7df2a3c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:18:37,057 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:18:37,061 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-02 13:18:37,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 13:18:37,073 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:18:37,074 INFO L195 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:18:37,074 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:18:37,079 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:18:37,080 INFO L85 PathProgramCache]: Analyzing trace with hash -1614181786, now seen corresponding path program 1 times [2023-12-02 13:18:37,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:18:37,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393729559] [2023-12-02 13:18:37,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:18:37,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:18:37,261 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 13:18:37,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [205048539] [2023-12-02 13:18:37,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:18:37,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:18:37,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:18:37,264 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:18:37,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 13:18:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:18:38,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 13:18:38,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:18:38,680 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 13:18:38,682 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 13:18:38,683 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 13:18:38,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 13:18:38,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 13:18:38,890 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 13:18:38,894 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 13:18:39,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:18:39 BoogieIcfgContainer [2023-12-02 13:18:39,016 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 13:18:39,017 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 13:18:39,017 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 13:18:39,017 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 13:18:39,018 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:18:36" (3/4) ... [2023-12-02 13:18:39,020 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 13:18:39,021 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 13:18:39,023 INFO L158 Benchmark]: Toolchain (without parser) took 3407.02ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 92.0MB in the beginning and 116.5MB in the end (delta: -24.5MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2023-12-02 13:18:39,023 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 136.3MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:18:39,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.70ms. Allocated memory is still 136.3MB. Free memory was 92.0MB in the beginning and 76.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 13:18:39,025 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.39ms. Allocated memory is still 136.3MB. Free memory was 76.1MB in the beginning and 72.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 13:18:39,025 INFO L158 Benchmark]: Boogie Preprocessor took 47.45ms. Allocated memory is still 136.3MB. Free memory was 72.3MB in the beginning and 70.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 13:18:39,026 INFO L158 Benchmark]: RCFGBuilder took 910.43ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 70.3MB in the beginning and 108.2MB in the end (delta: -37.9MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-12-02 13:18:39,027 INFO L158 Benchmark]: TraceAbstraction took 2047.15ms. Allocated memory is still 178.3MB. Free memory was 107.2MB in the beginning and 117.5MB in the end (delta: -10.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:18:39,027 INFO L158 Benchmark]: Witness Printer took 4.39ms. Allocated memory is still 178.3MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:18:39,030 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 136.3MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.70ms. Allocated memory is still 136.3MB. Free memory was 92.0MB in the beginning and 76.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.39ms. Allocated memory is still 136.3MB. Free memory was 76.1MB in the beginning and 72.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.45ms. Allocated memory is still 136.3MB. Free memory was 72.3MB in the beginning and 70.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 910.43ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 70.3MB in the beginning and 108.2MB in the end (delta: -37.9MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2047.15ms. Allocated memory is still 178.3MB. Free memory was 107.2MB in the beginning and 117.5MB in the end (delta: -10.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.39ms. Allocated memory is still 178.3MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 128, overapproximation of shiftLeft at line 80, overapproximation of someBinaryArithmeticDOUBLEoperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 81. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 1000; [L23] unsigned char var_1_5 = 1; [L24] unsigned char var_1_6 = 0; [L25] float var_1_7 = 0.6; [L26] unsigned long int var_1_8 = 32; [L27] unsigned long int var_1_9 = 32; [L28] float var_1_11 = 5.5; [L29] unsigned long int var_1_12 = 128; [L30] unsigned char var_1_13 = 16; [L31] unsigned char var_1_14 = 0; [L32] unsigned long int var_1_15 = 8; [L33] unsigned char var_1_16 = 0; [L34] unsigned char var_1_17 = 0; [L35] double var_1_18 = 1.8; [L36] double var_1_19 = 4.5; [L37] double var_1_20 = 15.5; [L38] signed char var_1_21 = -5; [L39] signed char var_1_27 = 4; [L40] float var_1_28 = 8.95; [L41] float var_1_29 = 63.75; [L42] signed short int var_1_30 = -256; [L43] unsigned char var_1_31 = 0; [L44] double var_1_32 = 99999999999.2; [L45] double var_1_33 = 31.2; [L46] unsigned char var_1_35 = 1; [L47] unsigned char var_1_36 = 0; [L48] unsigned char var_1_37 = 0; [L49] unsigned char var_1_38 = 1; [L50] unsigned short int var_1_39 = 4; [L51] unsigned char var_1_40 = 4; [L52] unsigned char var_1_41 = 10; [L53] unsigned long int last_1_var_1_1 = 1000; [L54] unsigned char last_1_var_1_5 = 1; [L55] unsigned long int last_1_var_1_12 = 128; [L56] unsigned char last_1_var_1_13 = 16; [L57] unsigned long int last_1_var_1_15 = 8; [L193] isInitial = 1 [L194] FCALL initially() [L195] COND TRUE 1 [L196] CALL updateLastVariables() [L182] last_1_var_1_1 = var_1_1 [L183] last_1_var_1_5 = var_1_5 [L184] last_1_var_1_12 = var_1_12 [L185] last_1_var_1_13 = var_1_13 [L186] last_1_var_1_15 = var_1_15 [L196] RET updateLastVariables() [L197] CALL updateVariables() [L133] var_1_6 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_7=3/5, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_7=3/5, var_1_8=32, var_1_9=32] [L135] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=32, var_1_9=32] [L136] var_1_8 = __VERIFIER_nondet_ulong() [L137] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L138] CALL assume_abort_if_not(var_1_8 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_8 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L139] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=32] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=32] [L140] var_1_9 = __VERIFIER_nondet_ulong() [L141] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4] [L142] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4] [L143] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L144] var_1_11 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L146] var_1_14 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L148] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L149] var_1_17 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L151] CALL assume_abort_if_not(var_1_17 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_17 <= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L152] var_1_19 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L154] var_1_20 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L156] var_1_27 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_27 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_27 >= -127) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L158] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L159] var_1_29 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_29 >= -922337.2036854765600e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_29 >= -922337.2036854765600e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L161] var_1_32 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L163] var_1_33 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L165] var_1_35 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_35 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_35 >= 1) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L167] CALL assume_abort_if_not(var_1_35 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_35 <= 1) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L168] var_1_36 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L170] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L171] var_1_39 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L173] CALL assume_abort_if_not(var_1_39 <= 15) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=1, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_39 <= 15) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=1, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L174] var_1_40 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=1, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=1, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L176] CALL assume_abort_if_not(var_1_40 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=1, var_1_40=254, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_40 <= 254) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=1, var_1_40=254, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L177] var_1_41 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_41 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=1, var_1_40=254, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_41 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=1, var_1_40=254, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L179] CALL assume_abort_if_not(var_1_41 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=1, var_1_40=254, var_1_41=0, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_41 <= 63) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=126, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=1, var_1_40=254, var_1_41=0, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L197] RET updateVariables() [L198] CALL step() [L61] signed long int stepLocal_1 = last_1_var_1_13; [L62] signed long int stepLocal_0 = last_1_var_1_13; [L63] COND TRUE stepLocal_1 < ((- last_1_var_1_12) * 64) [L64] COND TRUE \read(last_1_var_1_5) [L65] var_1_1 = ((((last_1_var_1_12) < 0 ) ? -(last_1_var_1_12) : (last_1_var_1_12))) [L74] COND TRUE \read(var_1_5) [L75] COND TRUE (var_1_13 - ((((var_1_13) < (var_1_13)) ? (var_1_13) : (var_1_13)))) <= var_1_13 [L76] var_1_21 = var_1_27 [L79] COND TRUE ! var_1_16 [L80] EXPR (var_1_12 + var_1_13) << ((((5) < (var_1_39)) ? (5) : (var_1_39))) [L80] COND FALSE !((var_1_1 + var_1_13) >= ((var_1_12 + var_1_13) << ((((5) < (var_1_39)) ? (5) : (var_1_39))))) [L87] COND FALSE !(! (var_1_1 >= var_1_41)) [L90] var_1_38 = 0 [L94] unsigned long int stepLocal_2 = last_1_var_1_15 + last_1_var_1_1; [L95] COND TRUE last_1_var_1_13 <= stepLocal_2 [L96] var_1_5 = ((last_1_var_1_15 == last_1_var_1_13) && var_1_6) [L100] unsigned char stepLocal_3 = var_1_5; [L101] COND FALSE !(stepLocal_3 || var_1_17) [L104] var_1_13 = ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))) [L105] var_1_30 = ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12))) [L106] var_1_16 = (var_1_6 && var_1_17) [L107] COND FALSE !(\read(var_1_5)) [L110] COND FALSE !((((((var_1_32 - var_1_33)) < (var_1_29)) ? ((var_1_32 - var_1_33)) : (var_1_29))) > (var_1_7 * 31.3)) [L115] var_1_31 = (var_1_35 && ((var_1_13 > var_1_13) && (! var_1_36))) [L117] COND TRUE (var_1_15 + (var_1_15 * var_1_13)) <= ((32u / var_1_8) / var_1_9) [L118] COND FALSE !(1.25f < var_1_18) [L124] var_1_28 = var_1_29 [L125] COND TRUE (var_1_18 / 25.4f) >= ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) [L126] var_1_37 = (! (var_1_36 || var_1_35)) [L128] COND TRUE var_1_7 <= (- (32.8f + var_1_7)) [L129] var_1_12 = last_1_var_1_12 [L198] RET step() [L199] CALL, EXPR property() [L189-L190] return ((((((((last_1_var_1_13 < ((- last_1_var_1_12) * 64)) ? (last_1_var_1_5 ? (var_1_1 == ((unsigned long int) ((((last_1_var_1_12) < 0 ) ? -(last_1_var_1_12) : (last_1_var_1_12))))) : ((-10000000 < last_1_var_1_13) ? (var_1_1 == ((unsigned long int) (((((((last_1_var_1_12) > (5u)) ? (last_1_var_1_12) : (5u))) < 0 ) ? -((((last_1_var_1_12) > (5u)) ? (last_1_var_1_12) : (5u))) : ((((last_1_var_1_12) > (5u)) ? (last_1_var_1_12) : (5u))))))) : (var_1_1 == ((unsigned long int) 50u)))) : 1) && ((last_1_var_1_13 <= (last_1_var_1_15 + last_1_var_1_1)) ? (var_1_5 == ((unsigned char) ((last_1_var_1_15 == last_1_var_1_13) && var_1_6))) : (var_1_5 == ((unsigned char) var_1_6)))) && (((var_1_15 + (var_1_15 * var_1_13)) <= ((32u / var_1_8) / var_1_9)) ? ((1.25f < var_1_18) ? (var_1_7 == ((float) 1000000.1f)) : 1) : (var_1_7 == ((float) var_1_11)))) && ((var_1_7 <= (- (32.8f + var_1_7))) ? (var_1_12 == ((unsigned long int) last_1_var_1_12)) : 1)) && (var_1_13 == ((unsigned char) ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))))) && (var_1_5 ? (var_1_15 == ((unsigned long int) ((((var_1_1) > ((var_1_13 + ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))))) ? (var_1_1) : ((var_1_13 + ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))))))))) : 1)) && (var_1_16 == ((unsigned char) (var_1_6 && var_1_17)))) && ((var_1_5 || var_1_17) ? (var_1_18 == ((double) ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_20) - 63.6))) : 1) ; [L199] RET, EXPR property() [L199] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=0, var_1_12=128, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=126, var_1_27=126, var_1_28=2, var_1_29=2, var_1_30=128, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=254, var_1_41=0, var_1_5=0, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=0, var_1_12=128, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=126, var_1_27=126, var_1_28=2, var_1_29=2, var_1_30=128, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=254, var_1_41=0, var_1_5=0, var_1_6=0, var_1_7=3/5, var_1_8=4, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 1, TraceHistogramMax: 30, 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=56occurred 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: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 111 NumberOfCodeBlocks, 111 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 13:18:39,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-85.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 ad5d1ae9c41c5ead7b162591ee3109c786bcb523ca4e884a3cf08883cc71895e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:18:41,132 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:18:41,219 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 13:18:41,226 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:18:41,227 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:18:41,258 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:18:41,259 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:18:41,259 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:18:41,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:18:41,261 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:18:41,261 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:18:41,262 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:18:41,262 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:18:41,263 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:18:41,263 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:18:41,264 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:18:41,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:18:41,266 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:18:41,266 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:18:41,267 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:18:41,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:18:41,268 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:18:41,269 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:18:41,269 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:18:41,270 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 13:18:41,270 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 13:18:41,271 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 13:18:41,271 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:18:41,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:18:41,272 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:18:41,272 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:18:41,273 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 13:18:41,273 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:18:41,273 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:18:41,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:18:41,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:18:41,274 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:18:41,274 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:18:41,275 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 13:18:41,275 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 13:18:41,275 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:18:41,276 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:18:41,276 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:18:41,276 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:18:41,276 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_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad5d1ae9c41c5ead7b162591ee3109c786bcb523ca4e884a3cf08883cc71895e [2023-12-02 13:18:41,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:18:41,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:18:41,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:18:41,626 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:18:41,626 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:18:41,627 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-85.i [2023-12-02 13:18:44,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:18:44,728 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:18:44,729 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-85.i [2023-12-02 13:18:44,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/data/8914e2a4c/0e198388202e4df9a6b7f01e74da03d4/FLAGfcbe855fa [2023-12-02 13:18:44,754 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/data/8914e2a4c/0e198388202e4df9a6b7f01e74da03d4 [2023-12-02 13:18:44,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:18:44,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:18:44,759 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:18:44,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:18:44,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:18:44,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:18:44" (1/1) ... [2023-12-02 13:18:44,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42f528bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:44, skipping insertion in model container [2023-12-02 13:18:44,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:18:44" (1/1) ... [2023-12-02 13:18:44,800 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:18:44,956 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_c94d881b-5dcf-43d1-a959-f51fbf7394ef/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-85.i[919,932] [2023-12-02 13:18:45,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:18:45,054 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:18:45,070 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_c94d881b-5dcf-43d1-a959-f51fbf7394ef/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-85.i[919,932] [2023-12-02 13:18:45,116 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:18:45,139 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:18:45,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:45 WrapperNode [2023-12-02 13:18:45,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:18:45,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:18:45,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:18:45,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:18:45,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:45" (1/1) ... [2023-12-02 13:18:45,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:45" (1/1) ... [2023-12-02 13:18:45,207 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2023-12-02 13:18:45,207 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:18:45,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:18:45,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:18:45,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:18:45,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:45" (1/1) ... [2023-12-02 13:18:45,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:45" (1/1) ... [2023-12-02 13:18:45,228 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:45" (1/1) ... [2023-12-02 13:18:45,229 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:45" (1/1) ... [2023-12-02 13:18:45,246 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:45" (1/1) ... [2023-12-02 13:18:45,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:45" (1/1) ... [2023-12-02 13:18:45,256 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:45" (1/1) ... [2023-12-02 13:18:45,259 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:45" (1/1) ... [2023-12-02 13:18:45,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:18:45,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:18:45,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:18:45,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:18:45,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:45" (1/1) ... [2023-12-02 13:18:45,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:18:45,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:18:45,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:18:45,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:18:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:18:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 13:18:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:18:45,359 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:18:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:18:45,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:18:45,477 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:18:45,480 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:18:56,156 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:18:56,217 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:18:56,217 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:18:56,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:18:56 BoogieIcfgContainer [2023-12-02 13:18:56,218 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:18:56,221 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:18:56,221 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:18:56,224 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:18:56,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:18:44" (1/3) ... [2023-12-02 13:18:56,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dfd87df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:18:56, skipping insertion in model container [2023-12-02 13:18:56,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:45" (2/3) ... [2023-12-02 13:18:56,225 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dfd87df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:18:56, skipping insertion in model container [2023-12-02 13:18:56,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:18:56" (3/3) ... [2023-12-02 13:18:56,227 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-85.i [2023-12-02 13:18:56,244 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:18:56,244 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:18:56,291 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:18:56,296 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;@6a3d18f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:18:56,297 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:18:56,301 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-02 13:18:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-12-02 13:18:56,319 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:18:56,320 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:18:56,320 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:18:56,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:18:56,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1421619882, now seen corresponding path program 1 times [2023-12-02 13:18:56,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:18:56,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [46234085] [2023-12-02 13:18:56,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:18:56,339 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 13:18:56,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:18:56,341 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:18:56,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:18:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:18:57,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 13:18:58,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:18:58,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 458 proven. 0 refuted. 0 times theorem prover too weak. 1282 trivial. 0 not checked. [2023-12-02 13:18:58,061 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:18:58,062 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:18:58,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [46234085] [2023-12-02 13:18:58,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [46234085] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:18:58,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:18:58,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:18:58,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65797305] [2023-12-02 13:18:58,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:18:58,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 13:18:58,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:18:58,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 13:18:58,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:18:58,117 INFO L87 Difference]: Start difference. First operand has 82 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-12-02 13:19:00,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:00,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:19:00,296 INFO L93 Difference]: Finished difference Result 161 states and 292 transitions. [2023-12-02 13:19:00,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 13:19:00,329 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 186 [2023-12-02 13:19:00,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:19:00,337 INFO L225 Difference]: With dead ends: 161 [2023-12-02 13:19:00,338 INFO L226 Difference]: Without dead ends: 80 [2023-12-02 13:19:00,341 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 185 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 13:19:00,346 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-12-02 13:19:00,347 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-12-02 13:19:00,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-12-02 13:19:00,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-12-02 13:19:00,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 48 states have (on average 1.375) internal successors, (66), 48 states have internal predecessors, (66), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-02 13:19:00,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 126 transitions. [2023-12-02 13:19:00,404 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 126 transitions. Word has length 186 [2023-12-02 13:19:00,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:19:00,405 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 126 transitions. [2023-12-02 13:19:00,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-12-02 13:19:00,406 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2023-12-02 13:19:00,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-12-02 13:19:00,411 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:19:00,411 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:19:00,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:00,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:00,612 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:19:00,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:19:00,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1845700050, now seen corresponding path program 1 times [2023-12-02 13:19:00,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:19:00,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [16594772] [2023-12-02 13:19:00,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:19:00,615 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 13:19:00,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:19:00,617 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:00,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:19:02,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 13:19:02,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:19:03,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-12-02 13:19:03,707 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:19:03,707 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:19:03,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [16594772] [2023-12-02 13:19:03,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [16594772] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:19:03,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:19:03,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 13:19:03,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798311412] [2023-12-02 13:19:03,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:19:03,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 13:19:03,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:19:03,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 13:19:03,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-02 13:19:03,713 INFO L87 Difference]: Start difference. First operand 80 states and 126 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-12-02 13:19:06,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:19:06,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:19:06,414 INFO L93 Difference]: Finished difference Result 159 states and 251 transitions. [2023-12-02 13:19:06,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 13:19:06,441 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 186 [2023-12-02 13:19:06,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:19:06,445 INFO L225 Difference]: With dead ends: 159 [2023-12-02 13:19:06,446 INFO L226 Difference]: Without dead ends: 80 [2023-12-02 13:19:06,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-12-02 13:19:06,449 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 106 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-12-02 13:19:06,450 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 138 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-12-02 13:19:06,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-12-02 13:19:06,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-12-02 13:19:06,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 48 states have internal predecessors, (65), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-02 13:19:06,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 125 transitions. [2023-12-02 13:19:06,472 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 125 transitions. Word has length 186 [2023-12-02 13:19:06,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:19:06,475 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 125 transitions. [2023-12-02 13:19:06,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-12-02 13:19:06,475 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 125 transitions. [2023-12-02 13:19:06,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-12-02 13:19:06,480 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:19:06,480 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:19:06,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:06,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:06,681 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:19:06,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:19:06,682 INFO L85 PathProgramCache]: Analyzing trace with hash -716101972, now seen corresponding path program 1 times [2023-12-02 13:19:06,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:19:06,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1257268585] [2023-12-02 13:19:06,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:19:06,683 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 13:19:06,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:19:06,684 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:06,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:19:08,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 13:19:08,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:19:09,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-12-02 13:19:09,388 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:19:09,389 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:19:09,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1257268585] [2023-12-02 13:19:09,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1257268585] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:19:09,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:19:09,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:19:09,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265377552] [2023-12-02 13:19:09,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:19:09,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 13:19:09,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:19:09,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 13:19:09,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:19:09,392 INFO L87 Difference]: Start difference. First operand 80 states and 125 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-12-02 13:19:11,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:11,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:19:11,582 INFO L93 Difference]: Finished difference Result 222 states and 349 transitions. [2023-12-02 13:19:11,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 13:19:11,588 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 187 [2023-12-02 13:19:11,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:19:11,591 INFO L225 Difference]: With dead ends: 222 [2023-12-02 13:19:11,591 INFO L226 Difference]: Without dead ends: 143 [2023-12-02 13:19:11,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:19:11,594 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 14 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-12-02 13:19:11,594 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 230 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-12-02 13:19:11,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2023-12-02 13:19:11,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 136. [2023-12-02 13:19:11,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 73 states have (on average 1.2602739726027397) internal successors, (92), 73 states have internal predecessors, (92), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-12-02 13:19:11,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 212 transitions. [2023-12-02 13:19:11,634 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 212 transitions. Word has length 187 [2023-12-02 13:19:11,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:19:11,635 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 212 transitions. [2023-12-02 13:19:11,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-12-02 13:19:11,636 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 212 transitions. [2023-12-02 13:19:11,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-02 13:19:11,644 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:19:11,645 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:19:11,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:11,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:11,846 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:19:11,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:19:11,846 INFO L85 PathProgramCache]: Analyzing trace with hash -111168460, now seen corresponding path program 1 times [2023-12-02 13:19:11,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:19:11,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [944287218] [2023-12-02 13:19:11,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:19:11,848 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 13:19:11,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:19:11,849 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:11,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 (5)] Waiting until timeout for monitored process [2023-12-02 13:19:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:19:13,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 13:19:13,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:19:14,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-12-02 13:19:14,453 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:19:14,454 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:19:14,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [944287218] [2023-12-02 13:19:14,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [944287218] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:19:14,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:19:14,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:19:14,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189898093] [2023-12-02 13:19:14,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:19:14,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 13:19:14,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:19:14,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 13:19:14,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:19:14,457 INFO L87 Difference]: Start difference. First operand 136 states and 212 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-12-02 13:19:16,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:16,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:19:16,200 INFO L93 Difference]: Finished difference Result 222 states and 346 transitions. [2023-12-02 13:19:16,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 13:19:16,201 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 188 [2023-12-02 13:19:16,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:19:16,209 INFO L225 Difference]: With dead ends: 222 [2023-12-02 13:19:16,209 INFO L226 Difference]: Without dead ends: 143 [2023-12-02 13:19:16,210 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:19:16,212 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 16 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-02 13:19:16,212 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 234 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-02 13:19:16,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2023-12-02 13:19:16,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 138. [2023-12-02 13:19:16,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 75 states have (on average 1.2533333333333334) internal successors, (94), 75 states have internal predecessors, (94), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-12-02 13:19:16,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 214 transitions. [2023-12-02 13:19:16,243 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 214 transitions. Word has length 188 [2023-12-02 13:19:16,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:19:16,244 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 214 transitions. [2023-12-02 13:19:16,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-12-02 13:19:16,245 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 214 transitions. [2023-12-02 13:19:16,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 13:19:16,247 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:19:16,248 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:19:16,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 (5)] Ended with exit code 0 [2023-12-02 13:19:16,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:16,448 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:19:16,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:19:16,449 INFO L85 PathProgramCache]: Analyzing trace with hash 877458276, now seen corresponding path program 1 times [2023-12-02 13:19:16,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:19:16,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [191761409] [2023-12-02 13:19:16,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:19:16,450 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 13:19:16,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:19:16,451 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:16,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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)] Waiting until timeout for monitored process [2023-12-02 13:19:18,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:19:18,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 13:19:18,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:19:20,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-12-02 13:19:20,550 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:19:20,550 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:19:20,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [191761409] [2023-12-02 13:19:20,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [191761409] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:19:20,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:19:20,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 13:19:20,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024410454] [2023-12-02 13:19:20,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:19:20,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 13:19:20,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:19:20,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 13:19:20,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 13:19:20,553 INFO L87 Difference]: Start difference. First operand 138 states and 214 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-12-02 13:19:23,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:25,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:26,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:29,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:31,226 WARN L539 Checker$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 13:19:32,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:32,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:19:32,984 INFO L93 Difference]: Finished difference Result 330 states and 514 transitions. [2023-12-02 13:19:32,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-02 13:19:32,985 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 190 [2023-12-02 13:19:32,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:19:32,990 INFO L225 Difference]: With dead ends: 330 [2023-12-02 13:19:32,990 INFO L226 Difference]: Without dead ends: 251 [2023-12-02 13:19:32,991 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 13:19:32,992 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 230 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 70 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2023-12-02 13:19:32,993 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 551 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 56 Invalid, 4 Unknown, 0 Unchecked, 12.3s Time] [2023-12-02 13:19:32,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2023-12-02 13:19:33,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 216. [2023-12-02 13:19:33,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 122 states have (on average 1.278688524590164) internal successors, (156), 122 states have internal predecessors, (156), 90 states have call successors, (90), 3 states have call predecessors, (90), 3 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-12-02 13:19:33,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 336 transitions. [2023-12-02 13:19:33,058 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 336 transitions. Word has length 190 [2023-12-02 13:19:33,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:19:33,059 INFO L495 AbstractCegarLoop]: Abstraction has 216 states and 336 transitions. [2023-12-02 13:19:33,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-12-02 13:19:33,059 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 336 transitions. [2023-12-02 13:19:33,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 13:19:33,062 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:19:33,063 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:19:33,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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)] Ended with exit code 0 [2023-12-02 13:19:33,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:33,264 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:19:33,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:19:33,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1557516646, now seen corresponding path program 1 times [2023-12-02 13:19:33,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:19:33,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [944607109] [2023-12-02 13:19:33,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:19:33,266 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 13:19:33,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:19:33,267 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:33,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:19:34,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 13:19:34,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:19:37,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-12-02 13:19:37,674 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:19:37,674 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:19:37,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [944607109] [2023-12-02 13:19:37,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [944607109] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:19:37,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:19:37,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:19:37,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763151136] [2023-12-02 13:19:37,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:19:37,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 13:19:37,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:19:37,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 13:19:37,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:19:37,677 INFO L87 Difference]: Start difference. First operand 216 states and 336 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-12-02 13:19:40,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:43,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:45,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:47,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:50,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:53,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:55,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:19:55,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:19:55,641 INFO L93 Difference]: Finished difference Result 514 states and 802 transitions. [2023-12-02 13:19:55,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 13:19:55,646 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 190 [2023-12-02 13:19:55,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:19:55,650 INFO L225 Difference]: With dead ends: 514 [2023-12-02 13:19:55,650 INFO L226 Difference]: Without dead ends: 366 [2023-12-02 13:19:55,651 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:19:55,652 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 24 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2023-12-02 13:19:55,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 214 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 6 Unknown, 0 Unchecked, 17.9s Time] [2023-12-02 13:19:55,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2023-12-02 13:19:55,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 364. [2023-12-02 13:19:55,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 208 states have (on average 1.2740384615384615) internal successors, (265), 208 states have internal predecessors, (265), 150 states have call successors, (150), 5 states have call predecessors, (150), 5 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2023-12-02 13:19:55,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 565 transitions. [2023-12-02 13:19:55,731 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 565 transitions. Word has length 190 [2023-12-02 13:19:55,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:19:55,732 INFO L495 AbstractCegarLoop]: Abstraction has 364 states and 565 transitions. [2023-12-02 13:19:55,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-12-02 13:19:55,733 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 565 transitions. [2023-12-02 13:19:55,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 13:19:55,735 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:19:55,735 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:19:55,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:55,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:55,937 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:19:55,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:19:55,938 INFO L85 PathProgramCache]: Analyzing trace with hash 1559363688, now seen corresponding path program 1 times [2023-12-02 13:19:55,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:19:55,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [309718199] [2023-12-02 13:19:55,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:19:55,939 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 13:19:55,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:19:55,940 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 13:19:55,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c94d881b-5dcf-43d1-a959-f51fbf7394ef/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 (8)] Waiting until timeout for monitored process [2023-12-02 13:19:57,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:19:57,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 13:19:57,650 INFO L285 TraceCheckSpWp]: Computing forward predicates...