./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire --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 68d890d85a7649be871c34966ab8728eaa9d3a689e11eacc1ed1eb58f7dd3844 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:13:32,489 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:13:32,618 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:13:32,626 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:13:32,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:13:32,662 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:13:32,664 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:13:32,665 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:13:32,666 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:13:32,667 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:13:32,667 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:13:32,668 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:13:32,669 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:13:32,670 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:13:32,671 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:13:32,672 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:13:32,672 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:13:32,673 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:13:32,674 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:13:32,675 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:13:32,675 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:13:32,676 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:13:32,677 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:13:32,678 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:13:32,679 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:13:32,679 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:13:32,680 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:13:32,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:13:32,681 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:13:32,681 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:13:32,682 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:13:32,682 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:13:32,683 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:13:32,684 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:13:32,684 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:13:32,685 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:13:32,685 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:13:32,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:32,687 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:13:32,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:13:32,688 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:13:32,688 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:13:32,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:13:32,689 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:13:32,690 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:13:32,690 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:13:32,691 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:13:32,691 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_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68d890d85a7649be871c34966ab8728eaa9d3a689e11eacc1ed1eb58f7dd3844 [2023-11-23 21:13:33,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:13:33,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:13:33,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:13:33,155 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:13:33,156 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:13:33,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i [2023-11-23 21:13:37,041 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:13:37,323 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:13:37,324 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i [2023-11-23 21:13:37,342 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/data/3bfd0e6d8/ca4892742d9d4583a737ce176bc5076c/FLAGcf3fef182 [2023-11-23 21:13:37,367 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/data/3bfd0e6d8/ca4892742d9d4583a737ce176bc5076c [2023-11-23 21:13:37,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:13:37,372 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:13:37,374 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:37,374 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:13:37,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:13:37,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:37" (1/1) ... [2023-11-23 21:13:37,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b3fc92f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37, skipping insertion in model container [2023-11-23 21:13:37,386 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:37" (1/1) ... [2023-11-23 21:13:37,431 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:13:37,586 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_ffd21799-8418-4ccc-b04e-05a7b9035f52/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i[916,929] [2023-11-23 21:13:37,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:37,713 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:13:37,729 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_ffd21799-8418-4ccc-b04e-05a7b9035f52/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i[916,929] [2023-11-23 21:13:37,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:37,825 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:13:37,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37 WrapperNode [2023-11-23 21:13:37,826 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:37,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:37,828 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:13:37,828 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:13:37,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37" (1/1) ... [2023-11-23 21:13:37,869 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37" (1/1) ... [2023-11-23 21:13:37,958 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 246 [2023-11-23 21:13:37,958 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:37,959 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:13:37,960 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:13:37,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:13:37,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37" (1/1) ... [2023-11-23 21:13:37,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37" (1/1) ... [2023-11-23 21:13:37,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37" (1/1) ... [2023-11-23 21:13:37,983 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37" (1/1) ... [2023-11-23 21:13:38,009 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37" (1/1) ... [2023-11-23 21:13:38,025 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37" (1/1) ... [2023-11-23 21:13:38,035 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37" (1/1) ... [2023-11-23 21:13:38,047 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37" (1/1) ... [2023-11-23 21:13:38,073 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:13:38,079 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:13:38,080 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:13:38,081 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:13:38,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37" (1/1) ... [2023-11-23 21:13:38,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:38,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:38,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:13:38,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:13:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:13:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:13:38,211 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:13:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:13:38,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:13:38,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:13:38,397 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:13:38,404 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:13:39,327 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:13:39,907 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:13:39,908 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:13:39,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:39 BoogieIcfgContainer [2023-11-23 21:13:39,910 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:13:39,915 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:13:39,915 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:13:39,919 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:13:39,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:13:37" (1/3) ... [2023-11-23 21:13:39,922 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a3ccbd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:39, skipping insertion in model container [2023-11-23 21:13:39,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:37" (2/3) ... [2023-11-23 21:13:39,924 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a3ccbd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:39, skipping insertion in model container [2023-11-23 21:13:39,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:39" (3/3) ... [2023-11-23 21:13:39,926 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-35.i [2023-11-23 21:13:39,952 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:13:39,952 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:13:40,033 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:13:40,041 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;@53bf82f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:13:40,045 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:13:40,049 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 21:13:40,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-23 21:13:40,063 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:40,063 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:13:40,064 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:40,070 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:40,070 INFO L85 PathProgramCache]: Analyzing trace with hash 822934534, now seen corresponding path program 1 times [2023-11-23 21:13:40,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:13:40,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068196286] [2023-11-23 21:13:40,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:40,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:13:40,374 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:13:40,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1625793450] [2023-11-23 21:13:40,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:40,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:13:40,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:40,380 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:13:40,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:13:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:13:41,181 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:13:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:13:41,468 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:13:41,470 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:13:41,472 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:13:41,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:13:41,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:13:41,687 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:13:41,693 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:13:41,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:13:41 BoogieIcfgContainer [2023-11-23 21:13:41,829 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:13:41,829 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:13:41,830 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:13:41,830 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:13:41,830 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:39" (3/4) ... [2023-11-23 21:13:41,832 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:13:41,834 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:13:41,835 INFO L158 Benchmark]: Toolchain (without parser) took 4462.61ms. Allocated memory was 125.8MB in the beginning and 178.3MB in the end (delta: 52.4MB). Free memory was 88.0MB in the beginning and 68.9MB in the end (delta: 19.2MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2023-11-23 21:13:41,835 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 125.8MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:13:41,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.99ms. Allocated memory is still 125.8MB. Free memory was 87.7MB in the beginning and 71.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:13:41,837 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.81ms. Allocated memory is still 125.8MB. Free memory was 71.4MB in the beginning and 65.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:13:41,837 INFO L158 Benchmark]: Boogie Preprocessor took 118.81ms. Allocated memory is still 125.8MB. Free memory was 65.1MB in the beginning and 62.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:13:41,838 INFO L158 Benchmark]: RCFGBuilder took 1831.03ms. Allocated memory was 125.8MB in the beginning and 178.3MB in the end (delta: 52.4MB). Free memory was 62.1MB in the beginning and 127.6MB in the end (delta: -65.5MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2023-11-23 21:13:41,839 INFO L158 Benchmark]: TraceAbstraction took 1913.83ms. Allocated memory is still 178.3MB. Free memory was 126.5MB in the beginning and 68.9MB in the end (delta: 57.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-23 21:13:41,839 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 178.3MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:13:41,843 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 125.8MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 452.99ms. Allocated memory is still 125.8MB. Free memory was 87.7MB in the beginning and 71.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.81ms. Allocated memory is still 125.8MB. Free memory was 71.4MB in the beginning and 65.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 118.81ms. Allocated memory is still 125.8MB. Free memory was 65.1MB in the beginning and 62.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1831.03ms. Allocated memory was 125.8MB in the beginning and 178.3MB in the end (delta: 52.4MB). Free memory was 62.1MB in the beginning and 127.6MB in the end (delta: -65.5MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1913.83ms. Allocated memory is still 178.3MB. Free memory was 126.5MB in the beginning and 68.9MB in the end (delta: 57.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 178.3MB. Free memory is still 68.9MB. 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 79, overapproximation of shiftRight at line 60, overapproximation of bitwiseOr at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryArithmeticFLOAToperation at line 79. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_6 = -4; [L24] unsigned short int var_1_7 = 50; [L25] signed short int var_1_9 = 128; [L26] unsigned char var_1_12 = 0; [L27] unsigned char var_1_13 = 0; [L28] unsigned short int var_1_14 = 2; [L29] unsigned short int var_1_15 = 1; [L30] signed long int var_1_17 = 128; [L31] float var_1_18 = 25.75; [L32] unsigned char var_1_20 = 25; [L33] float var_1_21 = 15.125; [L34] unsigned char var_1_22 = 4; [L35] unsigned long int var_1_23 = 2; [L36] unsigned long int var_1_24 = 50; [L37] unsigned long int var_1_25 = 5; [L38] unsigned char var_1_26 = 64; [L39] unsigned char var_1_27 = 128; [L40] float var_1_28 = 10.85; [L41] float var_1_29 = 99999.35; [L42] float var_1_30 = 100.5; [L43] unsigned char var_1_31 = 1; [L44] unsigned char var_1_32 = 0; [L45] unsigned short int var_1_33 = 16; [L46] unsigned short int var_1_34 = 18230; [L47] double var_1_35 = 10.625; [L48] unsigned short int last_1_var_1_7 = 50; [L49] signed short int last_1_var_1_9 = 128; [L50] signed long int last_1_var_1_17 = 128; [L51] unsigned char last_1_var_1_22 = 4; [L52] unsigned long int last_1_var_1_25 = 5; [L53] unsigned char last_1_var_1_26 = 64; [L54] float last_1_var_1_28 = 10.85; [L55] unsigned short int last_1_var_1_33 = 16; [L56] double last_1_var_1_35 = 10.625; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L180] last_1_var_1_7 = var_1_7 [L181] last_1_var_1_9 = var_1_9 [L182] last_1_var_1_17 = var_1_17 [L183] last_1_var_1_22 = var_1_22 [L184] last_1_var_1_25 = var_1_25 [L185] last_1_var_1_26 = var_1_26 [L186] last_1_var_1_28 = var_1_28 [L187] last_1_var_1_33 = var_1_33 [L188] last_1_var_1_35 = var_1_35 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L138] var_1_6 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_6 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_6 >= -127) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L140] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L141] var_1_13 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L143] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L144] var_1_14 = __VERIFIER_nondet_ushort() [L145] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L146] CALL assume_abort_if_not(var_1_14 <= 9) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_14 <= 9) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L147] var_1_15 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L149] CALL assume_abort_if_not(var_1_15 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_15 <= 8) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L150] var_1_20 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L152] CALL assume_abort_if_not(var_1_20 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_20 <= 255) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L153] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L154] var_1_21 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L156] var_1_23 = __VERIFIER_nondet_ulong() [L157] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L158] CALL assume_abort_if_not(var_1_23 <= 2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_23 <= 2147483648) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L159] var_1_24 = __VERIFIER_nondet_ulong() [L160] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L161] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L162] var_1_27 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L164] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L165] var_1_29 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L167] var_1_30 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L169] var_1_31 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L171] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L172] var_1_32 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L174] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L175] var_1_34 = __VERIFIER_nondet_ushort() [L176] CALL assume_abort_if_not(var_1_34 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_34 >= 16384) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L177] CALL assume_abort_if_not(var_1_34 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_34 <= 32767) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=51, var_1_7=50, var_1_9=128] [L199] RET updateVariables() [L200] CALL step() [L60] EXPR last_1_var_1_7 >> (var_1_14 + var_1_15) [L60] signed long int stepLocal_1 = last_1_var_1_7 >> (var_1_14 + var_1_15); [L61] unsigned char stepLocal_0 = ((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9; [L62] COND TRUE var_1_13 || stepLocal_0 [L63] COND TRUE stepLocal_1 >= (last_1_var_1_22 + last_1_var_1_33) [L64] COND FALSE !(\read(var_1_13)) [L69] COND FALSE !(last_1_var_1_35 < last_1_var_1_28) [L76] var_1_1 = var_1_6 [L78] COND FALSE !(\read(var_1_13)) [L81] COND FALSE !(\read(var_1_31)) [L88] var_1_28 = 2.25f [L91] COND FALSE !(last_1_var_1_25 >= last_1_var_1_17) [L94] unsigned long int stepLocal_2 = (last_1_var_1_17 + last_1_var_1_17) / (var_1_23 + var_1_24); [L95] COND TRUE stepLocal_2 >= var_1_14 [L96] var_1_22 = (200 - var_1_15) [L98] unsigned char stepLocal_3 = var_1_20; [L99] COND FALSE !(stepLocal_3 != var_1_23) [L106] var_1_26 = 2 [L108] var_1_35 = var_1_30 [L109] COND TRUE 128 >= (var_1_26 / var_1_27) [L110] var_1_33 = ((((((18346) < 0 ) ? -(18346) : (18346))) + ((((28846) < (var_1_34)) ? (28846) : (var_1_34)))) - ((((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) < (var_1_12)) ? (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) : (var_1_12)))) [L114] var_1_9 = ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1))))) [L115] COND FALSE !(\read(var_1_13)) [L118] COND FALSE !((var_1_35 * var_1_35) >= var_1_28) [L125] var_1_18 = var_1_21 [L127] COND FALSE !(var_1_18 > 1.75) [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1) [L191] EXPR (var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1 [L191] EXPR last_1_var_1_7 >> (var_1_14 + var_1_15) [L191] EXPR (var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1 [L191] EXPR ((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1) [L191] EXPR ((((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1)) && (var_1_13 ? (var_1_17 == ((signed long int) ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)))) : 1)) && (((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21))) [L191] EXPR ((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21)) [L191] EXPR ((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1 [L191] EXPR ((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21)) [L191] EXPR ((((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1)) && (var_1_13 ? (var_1_17 == ((signed long int) ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)))) : 1)) && (((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21))) [L191-L192] return ((((((((((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1)) && (var_1_13 ? (var_1_17 == ((signed long int) ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)))) : 1)) && (((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21)))) && ((((last_1_var_1_17 + last_1_var_1_17) / (var_1_23 + var_1_24)) >= var_1_14) ? (var_1_22 == ((unsigned char) (200 - var_1_15))) : 1)) && ((var_1_18 > 1.75) ? (((var_1_1 <= (~ last_1_var_1_25)) && var_1_13) ? ((var_1_13 && (var_1_26 < var_1_33)) ? (var_1_25 == ((unsigned long int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) : (var_1_25 == ((unsigned long int) var_1_24))) : 1) : 1)) && ((var_1_20 != var_1_23) ? ((! var_1_13) ? (var_1_26 == ((unsigned char) (var_1_27 - var_1_14))) : (var_1_26 == ((unsigned char) var_1_27))) : (var_1_26 == ((unsigned char) 2)))) && (var_1_13 ? (var_1_28 == ((float) ((((var_1_21) > ((var_1_29 + var_1_30))) ? (var_1_21) : ((var_1_29 + var_1_30)))))) : (var_1_31 ? ((! ((var_1_1 > var_1_12) || var_1_32)) ? (var_1_28 == ((float) var_1_30)) : (var_1_28 == ((float) var_1_29))) : (var_1_28 == ((float) 2.25f))))) && ((128 >= (var_1_26 / var_1_27)) ? (var_1_33 == ((unsigned short int) ((((((18346) < 0 ) ? -(18346) : (18346))) + ((((28846) < (var_1_34)) ? (28846) : (var_1_34)))) - ((((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) < (var_1_12)) ? (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) : (var_1_12)))))) : (var_1_33 == ((unsigned short int) (16 + last_1_var_1_33))))) && (var_1_35 == ((double) var_1_30)) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=2, var_1_1=51, var_1_20=255, var_1_21=2, var_1_22=200, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=2, var_1_27=127, var_1_28=9/4, var_1_29=0, var_1_30=3, var_1_31=0, var_1_32=1, var_1_33=34730, var_1_34=16384, var_1_35=3, var_1_6=51, var_1_7=50, var_1_9=151] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_17=128, var_1_18=2, var_1_1=51, var_1_20=255, var_1_21=2, var_1_22=200, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=2, var_1_27=127, var_1_28=9/4, var_1_29=0, var_1_30=3, var_1_31=0, var_1_32=1, var_1_33=34730, var_1_34=16384, var_1_35=3, var_1_6=51, var_1_7=50, var_1_9=151] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 26, 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=49occurred 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 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 [2023-11-23 21:13:41,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire --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 68d890d85a7649be871c34966ab8728eaa9d3a689e11eacc1ed1eb58f7dd3844 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:13:44,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:13:44,653 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:13:44,690 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:13:44,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:13:44,717 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:13:44,718 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:13:44,718 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:13:44,719 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:13:44,720 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:13:44,720 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:13:44,721 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:13:44,721 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:13:44,722 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:13:44,722 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:13:44,723 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:13:44,724 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:13:44,724 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:13:44,725 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:13:44,725 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:13:44,726 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:13:44,727 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:13:44,727 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:13:44,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:13:44,728 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:13:44,729 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:13:44,729 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:13:44,730 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:13:44,730 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:13:44,731 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:13:44,731 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:13:44,732 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:13:44,732 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:13:44,733 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:13:44,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:44,734 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:13:44,734 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:13:44,735 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:13:44,735 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:13:44,736 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:13:44,736 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:13:44,737 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:13:44,738 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:13:44,738 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:13:44,739 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_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68d890d85a7649be871c34966ab8728eaa9d3a689e11eacc1ed1eb58f7dd3844 [2023-11-23 21:13:45,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:13:45,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:13:45,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:13:45,142 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:13:45,143 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:13:45,145 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i [2023-11-23 21:13:48,344 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:13:48,627 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:13:48,628 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i [2023-11-23 21:13:48,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/data/b0b73247e/ec6e8e5a0c4a441caa374228b29f23a5/FLAG39a1c2701 [2023-11-23 21:13:48,672 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/data/b0b73247e/ec6e8e5a0c4a441caa374228b29f23a5 [2023-11-23 21:13:48,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:13:48,680 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:13:48,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:48,682 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:13:48,694 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:13:48,695 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:48" (1/1) ... [2023-11-23 21:13:48,696 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28e645c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:48, skipping insertion in model container [2023-11-23 21:13:48,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:48" (1/1) ... [2023-11-23 21:13:48,757 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:13:48,946 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_ffd21799-8418-4ccc-b04e-05a7b9035f52/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i[916,929] [2023-11-23 21:13:49,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:49,088 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:13:49,104 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_ffd21799-8418-4ccc-b04e-05a7b9035f52/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i[916,929] [2023-11-23 21:13:49,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:49,217 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:13:49,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:49 WrapperNode [2023-11-23 21:13:49,218 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:49,219 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:49,219 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:13:49,219 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:13:49,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:49" (1/1) ... [2023-11-23 21:13:49,255 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:49" (1/1) ... [2023-11-23 21:13:49,286 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-11-23 21:13:49,286 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:49,287 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:13:49,287 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:13:49,287 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:13:49,300 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:49" (1/1) ... [2023-11-23 21:13:49,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:49" (1/1) ... [2023-11-23 21:13:49,312 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:49" (1/1) ... [2023-11-23 21:13:49,312 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:49" (1/1) ... [2023-11-23 21:13:49,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:49" (1/1) ... [2023-11-23 21:13:49,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:49" (1/1) ... [2023-11-23 21:13:49,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:49" (1/1) ... [2023-11-23 21:13:49,350 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:49" (1/1) ... [2023-11-23 21:13:49,371 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:13:49,372 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:13:49,372 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:13:49,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:13:49,373 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:49" (1/1) ... [2023-11-23 21:13:49,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:49,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:49,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:13:49,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:13:49,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:13:49,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:13:49,464 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:13:49,464 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:13:49,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:13:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:13:49,597 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:13:49,599 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:13:54,314 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:13:54,428 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:13:54,429 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:13:54,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:54 BoogieIcfgContainer [2023-11-23 21:13:54,430 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:13:54,434 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:13:54,435 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:13:54,438 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:13:54,438 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:13:48" (1/3) ... [2023-11-23 21:13:54,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45af16d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:54, skipping insertion in model container [2023-11-23 21:13:54,440 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:49" (2/3) ... [2023-11-23 21:13:54,442 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45af16d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:54, skipping insertion in model container [2023-11-23 21:13:54,443 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:54" (3/3) ... [2023-11-23 21:13:54,444 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-35.i [2023-11-23 21:13:54,465 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:13:54,465 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:13:54,536 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:13:54,542 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;@5fd87538, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:13:54,543 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:13:54,549 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 21:13:54,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-23 21:13:54,568 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:54,569 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:13:54,570 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:54,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:54,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1903410182, now seen corresponding path program 1 times [2023-11-23 21:13:54,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:13:54,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1778821005] [2023-11-23 21:13:54,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:54,592 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:54,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:13:54,600 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:13:54,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:13:55,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:55,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:13:55,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:13:55,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2023-11-23 21:13:55,345 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:13:55,346 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:13:55,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1778821005] [2023-11-23 21:13:55,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1778821005] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:13:55,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:13:55,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:13:55,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604666054] [2023-11-23 21:13:55,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:13:55,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:13:55,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:13:55,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:13:55,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:13:55,404 INFO L87 Difference]: Start difference. First operand has 76 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 21:13:56,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:13:56,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:13:56,789 INFO L93 Difference]: Finished difference Result 149 states and 270 transitions. [2023-11-23 21:13:56,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:13:56,813 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 163 [2023-11-23 21:13:56,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:13:56,821 INFO L225 Difference]: With dead ends: 149 [2023-11-23 21:13:56,822 INFO L226 Difference]: Without dead ends: 74 [2023-11-23 21:13:56,826 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:13:56,830 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:13:56,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-23 21:13:56,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-11-23 21:13:56,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-11-23 21:13:56,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 46 states have (on average 1.4130434782608696) internal successors, (65), 46 states have internal predecessors, (65), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 21:13:56,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 117 transitions. [2023-11-23 21:13:56,890 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 117 transitions. Word has length 163 [2023-11-23 21:13:56,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:13:56,890 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 117 transitions. [2023-11-23 21:13:56,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 21:13:56,891 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 117 transitions. [2023-11-23 21:13:56,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-23 21:13:56,895 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:56,896 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:13:56,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:13:57,108 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:57,109 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:57,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:57,110 INFO L85 PathProgramCache]: Analyzing trace with hash 745329734, now seen corresponding path program 1 times [2023-11-23 21:13:57,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:13:57,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [420261796] [2023-11-23 21:13:57,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:57,111 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:57,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:13:57,112 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:13:57,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:13:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:57,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:13:57,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:00,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-23 21:14:00,209 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:00,210 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:14:00,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [420261796] [2023-11-23 21:14:00,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [420261796] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:00,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:00,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:14:00,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600189090] [2023-11-23 21:14:00,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:00,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:14:00,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:14:00,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:14:00,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:14:00,216 INFO L87 Difference]: Start difference. First operand 74 states and 117 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:14:01,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:03,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:03,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:14:03,304 INFO L93 Difference]: Finished difference Result 221 states and 350 transitions. [2023-11-23 21:14:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:14:03,324 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 163 [2023-11-23 21:14:03,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:14:03,329 INFO L225 Difference]: With dead ends: 221 [2023-11-23 21:14:03,329 INFO L226 Difference]: Without dead ends: 148 [2023-11-23 21:14:03,331 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:14:03,333 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 129 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:14:03,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 439 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-11-23 21:14:03,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2023-11-23 21:14:03,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 120. [2023-11-23 21:14:03,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 65 states have (on average 1.2923076923076924) internal successors, (84), 65 states have internal predecessors, (84), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-23 21:14:03,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 188 transitions. [2023-11-23 21:14:03,386 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 188 transitions. Word has length 163 [2023-11-23 21:14:03,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:14:03,388 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 188 transitions. [2023-11-23 21:14:03,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:14:03,388 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 188 transitions. [2023-11-23 21:14:03,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-23 21:14:03,392 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:03,392 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:14:03,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:14:03,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:14:03,606 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:03,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:03,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1792316222, now seen corresponding path program 1 times [2023-11-23 21:14:03,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:14:03,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [195057837] [2023-11-23 21:14:03,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:03,609 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:14:03,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:14:03,611 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:14:03,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:14:04,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:04,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:14:04,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:08,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-23 21:14:08,404 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:08,404 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:14:08,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [195057837] [2023-11-23 21:14:08,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [195057837] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:08,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:08,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:14:08,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071896453] [2023-11-23 21:14:08,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:08,407 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:14:08,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:14:08,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:14:08,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:14:08,409 INFO L87 Difference]: Start difference. First operand 120 states and 188 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:14:11,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:13,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:14,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:17,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:19,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:21,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:21,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:14:21,404 INFO L93 Difference]: Finished difference Result 221 states and 349 transitions. [2023-11-23 21:14:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:14:21,436 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 164 [2023-11-23 21:14:21,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:14:21,441 INFO L225 Difference]: With dead ends: 221 [2023-11-23 21:14:21,441 INFO L226 Difference]: Without dead ends: 148 [2023-11-23 21:14:21,445 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:14:21,446 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 69 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 53 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:14:21,453 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 305 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 42 Invalid, 2 Unknown, 0 Unchecked, 12.9s Time] [2023-11-23 21:14:21,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2023-11-23 21:14:21,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 123. [2023-11-23 21:14:21,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 68 states have (on average 1.3088235294117647) internal successors, (89), 68 states have internal predecessors, (89), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-23 21:14:21,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 193 transitions. [2023-11-23 21:14:21,506 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 193 transitions. Word has length 164 [2023-11-23 21:14:21,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:14:21,509 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 193 transitions. [2023-11-23 21:14:21,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:14:21,510 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 193 transitions. [2023-11-23 21:14:21,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-23 21:14:21,522 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:21,523 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:14:21,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:14:21,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:14:21,727 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:21,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:21,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1809204766, now seen corresponding path program 1 times [2023-11-23 21:14:21,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:14:21,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [955111562] [2023-11-23 21:14:21,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:21,729 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:14:21,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:14:21,730 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:14:21,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:14:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:22,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:14:22,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:24,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-23 21:14:24,538 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:24,538 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:14:24,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [955111562] [2023-11-23 21:14:24,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [955111562] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:24,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:24,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:14:24,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047026958] [2023-11-23 21:14:24,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:24,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:14:24,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:14:24,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:14:24,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:14:24,542 INFO L87 Difference]: Start difference. First operand 123 states and 193 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:14:26,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:27,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:28,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:28,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:14:28,752 INFO L93 Difference]: Finished difference Result 280 states and 441 transitions. [2023-11-23 21:14:28,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:14:28,753 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 165 [2023-11-23 21:14:28,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:14:28,758 INFO L225 Difference]: With dead ends: 280 [2023-11-23 21:14:28,758 INFO L226 Difference]: Without dead ends: 207 [2023-11-23 21:14:28,759 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:14:28,760 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 100 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:14:28,761 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 342 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2023-11-23 21:14:28,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2023-11-23 21:14:28,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 193. [2023-11-23 21:14:28,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 111 states have (on average 1.3423423423423424) internal successors, (149), 111 states have internal predecessors, (149), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-23 21:14:28,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 305 transitions. [2023-11-23 21:14:28,808 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 305 transitions. Word has length 165 [2023-11-23 21:14:28,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:14:28,810 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 305 transitions. [2023-11-23 21:14:28,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:14:28,810 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 305 transitions. [2023-11-23 21:14:28,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-23 21:14:28,813 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:28,813 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:14:28,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:14:29,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:14:29,028 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:29,029 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:29,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1474645280, now seen corresponding path program 1 times [2023-11-23 21:14:29,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:14:29,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [737081078] [2023-11-23 21:14:29,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:29,030 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:14:29,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:14:29,031 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:14:29,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd21799-8418-4ccc-b04e-05a7b9035f52/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:14:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:29,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-23 21:14:29,824 INFO L285 TraceCheckSpWp]: Computing forward predicates...