./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-52.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/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_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/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_485d1dd1-66de-471b-b0e9-2367170d5480/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 fec5ecae9337ca2e0e3f3a4db199a1e60ec5fea800c96aa84e0556215aae8a4d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:19:22,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:19:22,760 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:19:22,773 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:19:22,775 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:19:22,808 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:19:22,809 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:19:22,810 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:19:22,811 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:19:22,816 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:19:22,817 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:19:22,818 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:19:22,819 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:19:22,820 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:19:22,821 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:19:22,822 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:19:22,822 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:19:22,823 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:19:22,823 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:19:22,824 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:19:22,824 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:19:22,825 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:19:22,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:19:22,827 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:19:22,827 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:19:22,828 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:19:22,828 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:19:22,829 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:19:22,829 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:19:22,830 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:19:22,831 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:19:22,832 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:19:22,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:19:22,832 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:19:22,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:19:22,833 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:19:22,833 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:19:22,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:22,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:19:22,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:19:22,834 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:19:22,835 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:19:22,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:19:22,835 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:19:22,836 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:19:22,836 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:19:22,836 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:19:22,837 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_485d1dd1-66de-471b-b0e9-2367170d5480/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fec5ecae9337ca2e0e3f3a4db199a1e60ec5fea800c96aa84e0556215aae8a4d [2023-11-23 21:19:23,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:19:23,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:19:23,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:19:23,196 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:19:23,196 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:19:23,198 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-52.i [2023-11-23 21:19:26,352 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:19:26,570 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:19:26,571 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-52.i [2023-11-23 21:19:26,584 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/data/29140a2e4/a177c2237f6c441c947406ef8a185896/FLAGe4b2a4aa4 [2023-11-23 21:19:26,603 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/data/29140a2e4/a177c2237f6c441c947406ef8a185896 [2023-11-23 21:19:26,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:19:26,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:19:26,616 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:26,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:19:26,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:19:26,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@151cbedb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26, skipping insertion in model container [2023-11-23 21:19:26,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,690 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:26,881 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_485d1dd1-66de-471b-b0e9-2367170d5480/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-52.i[916,929] [2023-11-23 21:19:26,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:27,005 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:27,018 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_485d1dd1-66de-471b-b0e9-2367170d5480/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-52.i[916,929] [2023-11-23 21:19:27,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:27,094 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:27,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:27 WrapperNode [2023-11-23 21:19:27,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:27,096 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:27,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:27,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:27,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:27" (1/1) ... [2023-11-23 21:19:27,122 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:27" (1/1) ... [2023-11-23 21:19:27,210 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 261 [2023-11-23 21:19:27,210 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:27,211 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:27,211 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:27,211 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:27,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:27" (1/1) ... [2023-11-23 21:19:27,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:27" (1/1) ... [2023-11-23 21:19:27,228 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:27" (1/1) ... [2023-11-23 21:19:27,228 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:27" (1/1) ... [2023-11-23 21:19:27,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:27" (1/1) ... [2023-11-23 21:19:27,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:27" (1/1) ... [2023-11-23 21:19:27,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:27" (1/1) ... [2023-11-23 21:19:27,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:27" (1/1) ... [2023-11-23 21:19:27,286 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:27,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:27,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:27,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:27,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:27" (1/1) ... [2023-11-23 21:19:27,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:27,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:27,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:27,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:19:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:19:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:19:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:27,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:27,502 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:27,504 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:28,081 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:19:28,553 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:19:28,554 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:19:28,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:28 BoogieIcfgContainer [2023-11-23 21:19:28,556 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:19:28,561 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:19:28,562 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:19:28,565 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:19:28,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:26" (1/3) ... [2023-11-23 21:19:28,567 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac594df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:28, skipping insertion in model container [2023-11-23 21:19:28,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:27" (2/3) ... [2023-11-23 21:19:28,569 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac594df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:28, skipping insertion in model container [2023-11-23 21:19:28,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:28" (3/3) ... [2023-11-23 21:19:28,571 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-52.i [2023-11-23 21:19:28,611 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:19:28,612 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:19:28,677 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:19:28,685 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;@37a529e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:19:28,686 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:19:28,690 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 29 states have internal predecessors, (31), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-23 21:19:28,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-23 21:19:28,710 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:28,713 INFO L195 NwaCegarLoop]: trace histogram [36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:19:28,713 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:28,720 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:28,721 INFO L85 PathProgramCache]: Analyzing trace with hash -451448027, now seen corresponding path program 1 times [2023-11-23 21:19:28,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:19:28,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207551410] [2023-11-23 21:19:28,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:28,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:19:28,921 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:19:28,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [162119078] [2023-11-23 21:19:28,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:28,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:19:28,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:28,940 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:19:28,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:19:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:19:29,302 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:19:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:19:29,598 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:19:29,601 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:19:29,602 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:19:29,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:19:29,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:19:29,818 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:19:29,823 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:19:30,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:19:30 BoogieIcfgContainer [2023-11-23 21:19:30,020 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:19:30,021 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:19:30,021 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:19:30,021 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:19:30,022 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:28" (3/4) ... [2023-11-23 21:19:30,028 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:19:30,029 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:19:30,030 INFO L158 Benchmark]: Toolchain (without parser) took 3418.98ms. Allocated memory was 140.5MB in the beginning and 186.6MB in the end (delta: 46.1MB). Free memory was 96.1MB in the beginning and 76.7MB in the end (delta: 19.4MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2023-11-23 21:19:30,031 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 140.5MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:30,032 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.28ms. Allocated memory is still 140.5MB. Free memory was 96.1MB in the beginning and 78.5MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:19:30,033 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.90ms. Allocated memory is still 140.5MB. Free memory was 78.5MB in the beginning and 71.6MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:19:30,038 INFO L158 Benchmark]: Boogie Preprocessor took 78.58ms. Allocated memory is still 140.5MB. Free memory was 71.3MB in the beginning and 68.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:19:30,040 INFO L158 Benchmark]: RCFGBuilder took 1265.96ms. Allocated memory was 140.5MB in the beginning and 186.6MB in the end (delta: 46.1MB). Free memory was 68.1MB in the beginning and 144.9MB in the end (delta: -76.8MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2023-11-23 21:19:30,041 INFO L158 Benchmark]: TraceAbstraction took 1459.18ms. Allocated memory is still 186.6MB. Free memory was 144.9MB in the beginning and 76.7MB in the end (delta: 68.2MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-23 21:19:30,041 INFO L158 Benchmark]: Witness Printer took 7.78ms. Allocated memory is still 186.6MB. Free memory is still 76.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:30,050 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 140.5MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.28ms. Allocated memory is still 140.5MB. Free memory was 96.1MB in the beginning and 78.5MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.90ms. Allocated memory is still 140.5MB. Free memory was 78.5MB in the beginning and 71.6MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.58ms. Allocated memory is still 140.5MB. Free memory was 71.3MB in the beginning and 68.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1265.96ms. Allocated memory was 140.5MB in the beginning and 186.6MB in the end (delta: 46.1MB). Free memory was 68.1MB in the beginning and 144.9MB in the end (delta: -76.8MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1459.18ms. Allocated memory is still 186.6MB. Free memory was 144.9MB in the beginning and 76.7MB in the end (delta: 68.2MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Witness Printer took 7.78ms. Allocated memory is still 186.6MB. Free memory is still 76.7MB. 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 shiftRight at line 129, overapproximation of someBinaryArithmeticDOUBLEoperation at line 79, overapproximation of someBinaryFLOATComparisonOperation at line 132, overapproximation of bitwiseOr at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someBinaryArithmeticFLOAToperation at line 130, overapproximation of someUnaryFLOAToperation at line 132. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 128.1; [L23] unsigned char var_1_3 = 5; [L24] float var_1_5 = 31.4; [L25] float var_1_6 = 32.5; [L26] float var_1_7 = 9.6; [L27] unsigned char var_1_8 = 1; [L28] unsigned char var_1_10 = 1; [L29] unsigned short int var_1_11 = 64; [L30] unsigned short int var_1_13 = 60712; [L31] unsigned short int var_1_14 = 58826; [L32] double var_1_15 = 999999999.5; [L33] unsigned char var_1_18 = 10; [L34] signed short int var_1_20 = -50; [L35] unsigned char var_1_21 = 1; [L36] unsigned char var_1_22 = 128; [L37] unsigned char var_1_23 = 64; [L38] unsigned char var_1_24 = 1; [L39] unsigned char var_1_25 = 1; [L40] unsigned char var_1_26 = 0; [L41] double var_1_27 = 128.25; [L42] double var_1_28 = 9999999999.15; [L43] double var_1_29 = 31.5; [L44] double var_1_30 = 31.125; [L45] double var_1_31 = 7.5; [L46] double var_1_32 = 4.625; [L47] unsigned long int var_1_33 = 256; [L48] unsigned long int var_1_34 = 3870856286; [L49] signed short int var_1_35 = -2; [L50] signed char var_1_36 = 2; [L51] signed char var_1_37 = 8; [L52] signed char var_1_38 = 4; [L53] unsigned char var_1_39 = 10; [L54] unsigned char var_1_40 = 64; [L55] unsigned char var_1_41 = 64; [L56] signed short int var_1_42 = -500; [L57] signed short int var_1_43 = -10; [L58] unsigned short int last_1_var_1_11 = 64; [L59] unsigned char last_1_var_1_21 = 1; [L60] signed short int last_1_var_1_35 = -2; [L61] signed short int last_1_var_1_43 = -10; [L214] isInitial = 1 [L215] FCALL initially() [L216] COND TRUE 1 [L217] CALL updateLastVariables() [L204] last_1_var_1_11 = var_1_11 [L205] last_1_var_1_21 = var_1_21 [L206] last_1_var_1_35 = var_1_35 [L207] last_1_var_1_43 = var_1_43 [L217] RET updateLastVariables() [L218] CALL updateVariables() [L144] var_1_3 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_5=157/5, var_1_6=65/2, var_1_7=48/5, var_1_8=1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_5=157/5, var_1_6=65/2, var_1_7=48/5, var_1_8=1] [L146] CALL assume_abort_if_not(var_1_3 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_5=157/5, var_1_6=65/2, var_1_7=48/5, var_1_8=1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_3 <= 16) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_5=157/5, var_1_6=65/2, var_1_7=48/5, var_1_8=1] [L147] var_1_5 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_6=65/2, var_1_7=48/5, var_1_8=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_6=65/2, var_1_7=48/5, var_1_8=1] [L149] var_1_6 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_7=48/5, var_1_8=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_7=48/5, var_1_8=1] [L151] var_1_7 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L153] var_1_10 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L155] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=60712, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L156] var_1_13 = __VERIFIER_nondet_ushort() [L157] CALL assume_abort_if_not(var_1_13 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_13 >= 49150) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L158] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=58826, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L159] var_1_14 = __VERIFIER_nondet_ushort() [L160] CALL assume_abort_if_not(var_1_14 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_14 >= 49150) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L161] CALL assume_abort_if_not(var_1_14 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_14 <= 65534) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=128, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L162] var_1_22 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_22 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_22 >= 127) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L164] CALL assume_abort_if_not(var_1_22 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_22 <= 255) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=64, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L165] var_1_23 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L167] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L168] var_1_24 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L170] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L171] var_1_25 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L173] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L174] var_1_26 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L176] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_28=199999999983/20, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L177] var_1_28 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_29=63/2, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L179] var_1_29 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_29 >= 0.0F && 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_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_29 >= 0.0F && 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_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_30=249/8, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L181] var_1_30 = __VERIFIER_nondet_double() [L182] CALL assume_abort_if_not((var_1_30 >= 0.0F && 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_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_30 >= 0.0F && 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_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_31=15/2, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L183] var_1_31 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 4611686.018427382800e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 4611686.018427382800e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_32=37/8, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L185] var_1_32 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 4611686.018427382800e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 4611686.018427382800e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=3870856286, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L187] var_1_34 = __VERIFIER_nondet_ulong() [L188] CALL assume_abort_if_not(var_1_34 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_34 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L189] CALL assume_abort_if_not(var_1_34 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_34 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=8, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L190] var_1_37 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_37 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_37 >= -1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L192] CALL assume_abort_if_not(var_1_37 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_37 <= 126) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=4, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L193] var_1_38 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=126, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=126, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L195] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=126, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=126, var_1_39=10, var_1_3=0, var_1_40=64, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L196] var_1_40 = __VERIFIER_nondet_uchar() [L197] CALL assume_abort_if_not(var_1_40 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=126, var_1_39=10, var_1_3=0, var_1_40=100, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_40 >= 63) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=126, var_1_39=10, var_1_3=0, var_1_40=100, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L198] CALL assume_abort_if_not(var_1_40 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=126, var_1_39=10, var_1_3=0, var_1_40=100, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_40 <= 127) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=126, var_1_39=10, var_1_3=0, var_1_40=100, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L199] var_1_41 = __VERIFIER_nondet_uchar() [L200] CALL assume_abort_if_not(var_1_41 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=126, var_1_39=10, var_1_3=0, var_1_40=100, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_41 >= 64) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=126, var_1_39=10, var_1_3=0, var_1_40=100, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L201] CALL assume_abort_if_not(var_1_41 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=126, var_1_39=10, var_1_3=0, var_1_40=100, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_41 <= 127) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=64, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=10, var_1_1=1281/10, var_1_20=-50, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=513/4, var_1_33=256, var_1_34=4294967294, var_1_35=-2, var_1_36=2, var_1_37=126, var_1_38=126, var_1_39=10, var_1_3=0, var_1_40=100, var_1_41=64, var_1_42=-500, var_1_43=-10, var_1_8=1] [L218] RET updateVariables() [L219] CALL step() [L65] signed long int stepLocal_1 = -2 / -10000000; [L66] COND TRUE stepLocal_1 != ((var_1_3 + last_1_var_1_43) + last_1_var_1_11) [L67] var_1_8 = (last_1_var_1_21 || var_1_10) [L69] unsigned char stepLocal_6 = var_1_8; [L70] COND FALSE !(\read(var_1_26)) [L73] COND TRUE var_1_10 || stepLocal_6 [L74] var_1_43 = ((((var_1_14) > (var_1_13)) ? (var_1_14) : (var_1_13))) [L79] var_1_27 = ((var_1_28 + ((((var_1_29) > (var_1_30)) ? (var_1_29) : (var_1_30)))) - (var_1_31 + var_1_32)) [L80] var_1_35 = ((((last_1_var_1_35) > (var_1_22)) ? (last_1_var_1_35) : (var_1_22))) [L81] var_1_36 = (((((var_1_3) > (var_1_37)) ? (var_1_3) : (var_1_37))) - var_1_38) [L82] var_1_42 = (var_1_3 - var_1_38) [L83] COND TRUE \read(var_1_8) [L84] var_1_20 = (((((((var_1_3) < (var_1_14)) ? (var_1_3) : (var_1_14))) < 0 ) ? -((((var_1_3) < (var_1_14)) ? (var_1_3) : (var_1_14))) : ((((var_1_3) < (var_1_14)) ? (var_1_3) : (var_1_14))))) [L92] COND FALSE !(var_1_27 != var_1_27) [L99] signed long int stepLocal_3 = -256 / var_1_13; [L100] signed short int stepLocal_2 = var_1_43; [L101] COND FALSE !(! var_1_8) [L112] var_1_18 = var_1_3 [L114] signed long int stepLocal_5 = var_1_22 - var_1_23; [L115] signed short int stepLocal_4 = var_1_42; [L116] COND FALSE !(var_1_3 > stepLocal_5) [L121] var_1_21 = (! var_1_26) [L123] COND TRUE ! (! var_1_8) [L124] var_1_11 = ((var_1_3 + 128) + var_1_18) [L128] signed long int stepLocal_0 = 10; [L129] EXPR var_1_18 >> var_1_3 [L129] EXPR (var_1_18 >> var_1_3) | var_1_35 [L129] COND TRUE ((var_1_18 >> var_1_3) | var_1_35) >= stepLocal_0 [L130] var_1_1 = (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))) + var_1_7) [L134] COND TRUE (var_1_1 / 24.5) <= var_1_27 [L135] COND TRUE \read(var_1_21) [L136] var_1_15 = (var_1_5 + var_1_6) [L139] COND TRUE (var_1_38 - var_1_3) < var_1_11 [L140] var_1_39 = ((((((var_1_40) < (100)) ? (var_1_40) : (100))) + var_1_41) - var_1_38) [L219] RET step() [L220] CALL, EXPR property() [L210] EXPR var_1_18 >> var_1_3 [L210] EXPR (var_1_18 >> var_1_3) | var_1_35 [L210-L211] return ((((((((((((((((var_1_18 >> var_1_3) | var_1_35) >= 10) ? (var_1_1 == ((float) (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))) + var_1_7))) : (var_1_1 == ((float) ((((var_1_5 + var_1_7) < 0 ) ? -(var_1_5 + var_1_7) : (var_1_5 + var_1_7)))))) && (((-2 / -10000000) != ((var_1_3 + last_1_var_1_43) + last_1_var_1_11)) ? (var_1_8 == ((unsigned char) (last_1_var_1_21 || var_1_10))) : 1)) && ((! (! var_1_8)) ? (var_1_11 == ((unsigned short int) ((var_1_3 + 128) + var_1_18))) : (var_1_11 == ((unsigned short int) ((((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))) - var_1_3) - var_1_18))))) && (((var_1_1 / 24.5) <= var_1_27) ? (var_1_21 ? (var_1_15 == ((double) (var_1_5 + var_1_6))) : 1) : 1)) && ((! var_1_8) ? ((var_1_42 <= (-256 / var_1_13)) ? ((var_1_42 < var_1_43) ? (var_1_18 == ((unsigned char) var_1_3)) : (var_1_18 == ((unsigned char) var_1_3))) : (var_1_18 == ((unsigned char) var_1_3))) : (var_1_18 == ((unsigned char) var_1_3)))) && (var_1_8 ? (var_1_20 == ((signed short int) (((((((var_1_3) < (var_1_14)) ? (var_1_3) : (var_1_14))) < 0 ) ? -((((var_1_3) < (var_1_14)) ? (var_1_3) : (var_1_14))) : ((((var_1_3) < (var_1_14)) ? (var_1_3) : (var_1_14))))))) : ((! var_1_10) ? (var_1_20 == ((signed short int) var_1_42)) : (var_1_20 == ((signed short int) var_1_3))))) && ((var_1_3 > (var_1_22 - var_1_23)) ? ((var_1_13 >= var_1_42) ? (var_1_21 == ((unsigned char) ((var_1_8 || (var_1_10 && var_1_24)) && (var_1_8 || var_1_25)))) : 1) : (var_1_21 == ((unsigned char) (! var_1_26))))) && (var_1_27 == ((double) ((var_1_28 + ((((var_1_29) > (var_1_30)) ? (var_1_29) : (var_1_30)))) - (var_1_31 + var_1_32))))) && ((var_1_27 != var_1_27) ? (((var_1_35 / var_1_14) > var_1_13) ? (var_1_33 == ((unsigned long int) (var_1_34 - 2u))) : (var_1_33 == ((unsigned long int) (var_1_22 + var_1_35)))) : 1)) && (var_1_35 == ((signed short int) ((((last_1_var_1_35) > (var_1_22)) ? (last_1_var_1_35) : (var_1_22)))))) && (var_1_36 == ((signed char) (((((var_1_3) > (var_1_37)) ? (var_1_3) : (var_1_37))) - var_1_38)))) && (((var_1_38 - var_1_3) < var_1_11) ? (var_1_39 == ((unsigned char) ((((((var_1_40) < (100)) ? (var_1_40) : (100))) + var_1_41) - var_1_38))) : 1)) && (var_1_42 == ((signed short int) (var_1_3 - var_1_38)))) && (var_1_26 ? (var_1_43 == ((signed short int) ((((var_1_40) > ((var_1_23 + var_1_37))) ? (var_1_40) : ((var_1_23 + var_1_37)))))) : ((var_1_10 || var_1_8) ? (var_1_43 == ((signed short int) ((((var_1_14) > (var_1_13)) ? (var_1_14) : (var_1_13))))) : (var_1_43 == ((signed short int) var_1_37)))) ; [L220] RET, EXPR property() [L220] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=128, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=0, var_1_1=0, var_1_20=0, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_33=256, var_1_34=4294967294, var_1_35=127, var_1_36=0, var_1_37=126, var_1_38=126, var_1_39=38, var_1_3=0, var_1_40=100, var_1_41=64, var_1_42=-126, var_1_43=-2, var_1_8=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=64, last_1_var_1_21=1, last_1_var_1_35=-2, last_1_var_1_43=-10, var_1_10=1, var_1_11=128, var_1_13=49150, var_1_14=65534, var_1_15=1999999999/2, var_1_18=0, var_1_1=0, var_1_20=0, var_1_21=1, var_1_22=127, var_1_23=127, var_1_24=1, var_1_25=1, var_1_26=0, var_1_33=256, var_1_34=4294967294, var_1_35=127, var_1_36=0, var_1_37=126, var_1_38=126, var_1_39=38, var_1_3=0, var_1_40=100, var_1_41=64, var_1_42=-126, var_1_43=-2, var_1_8=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 36, 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=67occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 134 NumberOfCodeBlocks, 134 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 21:19:30,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/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_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/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_485d1dd1-66de-471b-b0e9-2367170d5480/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 fec5ecae9337ca2e0e3f3a4db199a1e60ec5fea800c96aa84e0556215aae8a4d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:19:32,928 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:19:33,061 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:19:33,069 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:19:33,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:19:33,130 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:19:33,130 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:19:33,131 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:19:33,132 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:19:33,137 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:19:33,137 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:19:33,138 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:19:33,138 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:19:33,140 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:19:33,141 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:19:33,141 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:19:33,142 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:19:33,143 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:19:33,143 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:19:33,144 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:19:33,145 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:19:33,145 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:19:33,146 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:19:33,146 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:19:33,146 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:19:33,147 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:19:33,147 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:19:33,148 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:19:33,148 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:19:33,149 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:19:33,150 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:19:33,150 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:19:33,150 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:19:33,151 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:19:33,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:33,151 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:19:33,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:19:33,152 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:19:33,152 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:19:33,153 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:19:33,154 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:19:33,154 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:19:33,154 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:19:33,154 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:19:33,155 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_485d1dd1-66de-471b-b0e9-2367170d5480/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fec5ecae9337ca2e0e3f3a4db199a1e60ec5fea800c96aa84e0556215aae8a4d [2023-11-23 21:19:33,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:19:33,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:19:33,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:19:33,638 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:19:33,639 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:19:33,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-52.i [2023-11-23 21:19:36,818 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:19:37,197 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:19:37,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-52.i [2023-11-23 21:19:37,216 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/data/24426da47/1feb29b4a728488187645e16b26d0bc5/FLAGf8a77cf3d [2023-11-23 21:19:37,238 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/data/24426da47/1feb29b4a728488187645e16b26d0bc5 [2023-11-23 21:19:37,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:19:37,246 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:19:37,250 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:37,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:19:37,256 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:19:37,257 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1528c9dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37, skipping insertion in model container [2023-11-23 21:19:37,259 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,319 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:37,520 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_485d1dd1-66de-471b-b0e9-2367170d5480/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-52.i[916,929] [2023-11-23 21:19:37,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:37,656 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:37,670 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_485d1dd1-66de-471b-b0e9-2367170d5480/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-52.i[916,929] [2023-11-23 21:19:37,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:37,760 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:37,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37 WrapperNode [2023-11-23 21:19:37,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:37,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:37,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:37,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:37,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,794 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,840 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 229 [2023-11-23 21:19:37,841 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:37,842 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:37,842 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:37,842 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:37,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,859 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,878 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,883 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,888 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,898 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:37,899 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:37,899 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:37,899 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:37,900 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:37,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:37,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:38,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:38,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:38,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:19:38,018 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:19:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:19:38,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:38,153 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:38,155 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:47,720 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:19:47,780 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:19:47,781 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:19:47,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:47 BoogieIcfgContainer [2023-11-23 21:19:47,781 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:19:47,784 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:19:47,784 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:19:47,788 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:19:47,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:37" (1/3) ... [2023-11-23 21:19:47,789 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6687190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:47, skipping insertion in model container [2023-11-23 21:19:47,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (2/3) ... [2023-11-23 21:19:47,790 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6687190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:47, skipping insertion in model container [2023-11-23 21:19:47,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:47" (3/3) ... [2023-11-23 21:19:47,792 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-52.i [2023-11-23 21:19:47,814 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:19:47,814 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:19:47,903 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:19:47,910 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;@314b4f76, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:19:47,910 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:19:47,915 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-23 21:19:47,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-23 21:19:47,935 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:47,936 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:19:47,936 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:47,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:47,943 INFO L85 PathProgramCache]: Analyzing trace with hash -1867918446, now seen corresponding path program 1 times [2023-11-23 21:19:47,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:47,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1759218459] [2023-11-23 21:19:47,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:47,961 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 21:19:47,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:47,967 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/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 21:19:47,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/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 21:19:49,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:49,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:19:49,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:49,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1006 proven. 0 refuted. 0 times theorem prover too weak. 1514 trivial. 0 not checked. [2023-11-23 21:19:49,177 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:19:49,178 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:19:49,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1759218459] [2023-11-23 21:19:49,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1759218459] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:49,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:19:49,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:19:49,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744093689] [2023-11-23 21:19:49,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:49,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:19:49,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:19:49,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:19:49,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:19:49,250 INFO L87 Difference]: Start difference. First operand has 93 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-23 21:19:51,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:51,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:51,593 INFO L93 Difference]: Finished difference Result 183 states and 330 transitions. [2023-11-23 21:19:51,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:19:51,665 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 222 [2023-11-23 21:19:51,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:51,674 INFO L225 Difference]: With dead ends: 183 [2023-11-23 21:19:51,674 INFO L226 Difference]: Without dead ends: 91 [2023-11-23 21:19:51,678 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 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 21:19:51,682 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:51,684 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-23 21:19:51,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-23 21:19:51,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-23 21:19:51,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 53 states have (on average 1.3396226415094339) internal successors, (71), 53 states have internal predecessors, (71), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-23 21:19:51,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 143 transitions. [2023-11-23 21:19:51,740 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 143 transitions. Word has length 222 [2023-11-23 21:19:51,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:51,741 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 143 transitions. [2023-11-23 21:19:51,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-23 21:19:51,742 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2023-11-23 21:19:51,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-23 21:19:51,747 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:51,747 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:19:51,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/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)] Ended with exit code 0 [2023-11-23 21:19:51,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/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 21:19:51,960 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:51,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:51,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1564592034, now seen corresponding path program 1 times [2023-11-23 21:19:51,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:51,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [501497551] [2023-11-23 21:19:51,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:51,964 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 21:19:51,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:51,965 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/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 21:19:51,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/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 21:19:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:52,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:19:52,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:54,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1275 proven. 45 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 21:19:54,680 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:19:55,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 60 proven. 45 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-23 21:19:55,935 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:19:55,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [501497551] [2023-11-23 21:19:55,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [501497551] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:19:55,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1399361753] [2023-11-23 21:19:55,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:55,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:19:55,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:19:55,981 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:19:55,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:19:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:58,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 21:19:58,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:20:05,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1113 proven. 72 refuted. 0 times theorem prover too weak. 1335 trivial. 0 not checked. [2023-11-23 21:20:05,688 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:20:06,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1399361753] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:20:06,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1236243771] [2023-11-23 21:20:06,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:06,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:20:06,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:20:06,974 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:20:07,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485d1dd1-66de-471b-b0e9-2367170d5480/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 21:20:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:20:07,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:20:07,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:20:09,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1275 proven. 45 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 21:20:09,092 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:20:10,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 60 proven. 45 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-23 21:20:10,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1236243771] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:20:10,030 INFO L185 FreeRefinementEngine]: Found 0 perfect and 5 imperfect interpolant sequences. [2023-11-23 21:20:10,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 8, 5, 5] total 14 [2023-11-23 21:20:10,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102859772] [2023-11-23 21:20:10,032 INFO L85 oduleStraightlineAll]: Using 5 imperfect interpolants to construct interpolant automaton [2023-11-23 21:20:10,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-23 21:20:10,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:20:10,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-23 21:20:10,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2023-11-23 21:20:10,040 INFO L87 Difference]: Start difference. First operand 91 states and 143 transitions. Second operand has 14 states, 14 states have (on average 7.142857142857143) internal successors, (100), 14 states have internal predecessors, (100), 4 states have call successors, (87), 4 states have call predecessors, (87), 7 states have return successors, (88), 4 states have call predecessors, (88), 4 states have call successors, (88) [2023-11-23 21:20:16,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:20:18,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:20:19,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []