./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 2ed23d94a5510a02522217ac25d44c0be6f4c30553346d9a869cec0689948ba9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:32:32,453 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:32:32,578 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:32:32,585 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:32:32,586 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:32:32,625 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:32:32,626 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:32:32,626 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:32:32,627 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:32:32,632 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:32:32,633 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:32:32,633 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:32:32,634 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:32:32,635 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:32:32,636 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:32:32,636 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:32:32,637 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:32:32,637 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:32:32,638 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:32:32,638 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:32:32,639 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:32:32,639 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:32:32,641 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:32:32,641 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:32:32,642 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:32:32,642 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:32:32,642 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:32:32,643 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:32:32,643 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:32:32,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:32:32,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:32:32,645 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:32:32,646 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:32:32,646 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:32:32,646 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:32:32,646 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:32:32,647 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:32:32,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:32,647 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:32:32,648 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:32:32,648 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:32:32,648 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:32:32,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:32:32,649 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:32:32,649 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:32:32,650 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:32:32,650 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:32:32,650 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_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed23d94a5510a02522217ac25d44c0be6f4c30553346d9a869cec0689948ba9 [2023-11-23 21:32:32,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:32:32,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:32:32,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:32:32,944 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:32:32,945 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:32:32,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2023-11-23 21:32:36,041 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:32:36,251 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:32:36,252 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2023-11-23 21:32:36,262 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/data/ec8f01044/7b8dbbf1633940c3be4029a3ff60bbed/FLAG20f3ca6e5 [2023-11-23 21:32:36,277 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/data/ec8f01044/7b8dbbf1633940c3be4029a3ff60bbed [2023-11-23 21:32:36,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:32:36,282 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:32:36,283 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:36,283 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:32:36,289 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:32:36,290 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:36" (1/1) ... [2023-11-23 21:32:36,291 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@220bd762 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36, skipping insertion in model container [2023-11-23 21:32:36,291 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:36" (1/1) ... [2023-11-23 21:32:36,326 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:32:36,499 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_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i[919,932] [2023-11-23 21:32:36,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:36,622 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:32:36,641 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_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i[919,932] [2023-11-23 21:32:36,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:36,736 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:32:36,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36 WrapperNode [2023-11-23 21:32:36,737 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:36,738 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:36,738 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:32:36,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:32:36,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36" (1/1) ... [2023-11-23 21:32:36,767 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36" (1/1) ... [2023-11-23 21:32:36,810 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 288 [2023-11-23 21:32:36,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:36,811 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:32:36,811 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:32:36,811 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:32:36,822 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36" (1/1) ... [2023-11-23 21:32:36,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36" (1/1) ... [2023-11-23 21:32:36,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36" (1/1) ... [2023-11-23 21:32:36,827 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36" (1/1) ... [2023-11-23 21:32:36,840 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36" (1/1) ... [2023-11-23 21:32:36,845 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36" (1/1) ... [2023-11-23 21:32:36,849 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36" (1/1) ... [2023-11-23 21:32:36,851 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36" (1/1) ... [2023-11-23 21:32:36,857 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:32:36,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:32:36,867 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:32:36,867 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:32:36,868 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36" (1/1) ... [2023-11-23 21:32:36,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:36,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:36,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:32:36,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:32:36,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:32:36,968 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:32:36,968 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:32:36,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:32:36,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:32:36,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:32:37,117 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:32:37,119 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:32:37,662 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:32:38,226 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:32:38,226 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:32:38,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:38 BoogieIcfgContainer [2023-11-23 21:32:38,229 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:32:38,232 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:32:38,232 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:32:38,236 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:32:38,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:32:36" (1/3) ... [2023-11-23 21:32:38,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@601d7fbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:38, skipping insertion in model container [2023-11-23 21:32:38,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:36" (2/3) ... [2023-11-23 21:32:38,240 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@601d7fbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:38, skipping insertion in model container [2023-11-23 21:32:38,240 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:38" (3/3) ... [2023-11-23 21:32:38,242 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2023-11-23 21:32:38,262 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:32:38,262 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:32:38,328 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:32:38,336 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;@48bbfc4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:32:38,337 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:32:38,343 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:32:38,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 21:32:38,357 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:38,358 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:32:38,358 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:38,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:38,364 INFO L85 PathProgramCache]: Analyzing trace with hash 742958513, now seen corresponding path program 1 times [2023-11-23 21:32:38,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:32:38,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390176058] [2023-11-23 21:32:38,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:38,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:32:38,635 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:32:38,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [551782307] [2023-11-23 21:32:38,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:38,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:32:38,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:38,639 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:32:38,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:32:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:32:38,973 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:32:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:32:39,323 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:32:39,326 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:32:39,327 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:32:39,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:32:39,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:32:39,542 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:32:39,545 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:32:39,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:32:39 BoogieIcfgContainer [2023-11-23 21:32:39,675 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:32:39,676 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:32:39,676 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:32:39,676 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:32:39,677 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:38" (3/4) ... [2023-11-23 21:32:39,679 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:32:39,680 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:32:39,681 INFO L158 Benchmark]: Toolchain (without parser) took 3399.32ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 75.6MB in the beginning and 45.4MB in the end (delta: 30.2MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2023-11-23 21:32:39,682 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:32:39,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.26ms. Allocated memory is still 121.6MB. Free memory was 75.6MB in the beginning and 60.0MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:32:39,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.17ms. Allocated memory is still 121.6MB. Free memory was 60.0MB in the beginning and 56.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:32:39,684 INFO L158 Benchmark]: Boogie Preprocessor took 46.41ms. Allocated memory is still 121.6MB. Free memory was 56.3MB in the beginning and 54.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:32:39,684 INFO L158 Benchmark]: RCFGBuilder took 1368.00ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 54.2MB in the beginning and 109.4MB in the end (delta: -55.2MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2023-11-23 21:32:39,685 INFO L158 Benchmark]: TraceAbstraction took 1443.26ms. Allocated memory is still 155.2MB. Free memory was 108.4MB in the beginning and 46.5MB in the end (delta: 61.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-23 21:32:39,685 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 155.2MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:32:39,689 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 454.26ms. Allocated memory is still 121.6MB. Free memory was 75.6MB in the beginning and 60.0MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.17ms. Allocated memory is still 121.6MB. Free memory was 60.0MB in the beginning and 56.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.41ms. Allocated memory is still 121.6MB. Free memory was 56.3MB in the beginning and 54.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1368.00ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 54.2MB in the beginning and 109.4MB in the end (delta: -55.2MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1443.26ms. Allocated memory is still 155.2MB. Free memory was 108.4MB in the beginning and 46.5MB in the end (delta: 61.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 155.2MB. Free memory is still 45.4MB. 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 bitwiseOr at line 66, overapproximation of bitwiseAnd at line 71, overapproximation of someBinaryArithmeticDOUBLEoperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 202. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] double var_1_4 = 10.5; [L24] double var_1_5 = 1.55; [L25] signed char var_1_8 = -10; [L26] signed char var_1_10 = -16; [L27] signed char var_1_11 = -4; [L28] signed char var_1_12 = -16; [L29] double var_1_13 = 128.55; [L30] double var_1_14 = 2.3; [L31] double var_1_15 = 4.8; [L32] unsigned long int var_1_16 = 0; [L33] signed long int var_1_17 = 5; [L34] signed long int var_1_18 = 256; [L35] unsigned long int var_1_19 = 50; [L36] unsigned long int var_1_20 = 1; [L37] signed short int var_1_21 = -50; [L38] unsigned char var_1_23 = 1; [L39] unsigned char var_1_24 = 0; [L40] unsigned char var_1_25 = 0; [L41] unsigned char var_1_28 = 0; [L42] unsigned char var_1_29 = 0; [L43] unsigned char var_1_30 = 1; [L44] unsigned long int var_1_31 = 200; [L45] unsigned char var_1_35 = 32; [L46] unsigned char var_1_36 = 10; [L47] double var_1_37 = 15.5; [L48] signed long int var_1_39 = -10; [L49] unsigned long int var_1_42 = 10000; [L50] unsigned long int var_1_43 = 4251471014; [L51] signed short int var_1_44 = 64; [L52] unsigned char var_1_45 = 1; [L53] unsigned long int var_1_46 = 25; [L54] signed long int var_1_47 = -50; [L55] unsigned char var_1_48 = 0; [L56] double var_1_49 = 16.5; [L57] signed char last_1_var_1_8 = -10; [L58] signed short int last_1_var_1_21 = -50; [L59] unsigned char last_1_var_1_23 = 1; [L206] isInitial = 1 [L207] FCALL initially() [L208] COND TRUE 1 [L209] CALL updateLastVariables() [L197] last_1_var_1_8 = var_1_8 [L198] last_1_var_1_21 = var_1_21 [L199] last_1_var_1_23 = var_1_23 [L209] RET updateLastVariables() [L210] CALL updateVariables() [L144] var_1_4 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=31/20, var_1_8=-10] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=31/20, var_1_8=-10] [L146] var_1_5 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L148] var_1_10 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_10 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_10 >= -63) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L150] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L151] var_1_11 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_11 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_11 >= -31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L153] CALL assume_abort_if_not(var_1_11 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_11 <= 32) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L154] var_1_12 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_12 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_12 >= -31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L156] CALL assume_abort_if_not(var_1_12 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_12 <= 31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L157] var_1_14 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L159] var_1_15 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L161] var_1_17 = __VERIFIER_nondet_long() [L162] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L163] CALL assume_abort_if_not(var_1_17 <= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_17 <= 1073741824) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L164] var_1_18 = __VERIFIER_nondet_long() [L165] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L166] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L167] var_1_19 = __VERIFIER_nondet_ulong() [L168] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L169] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L170] var_1_20 = __VERIFIER_nondet_ulong() [L171] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L172] CALL assume_abort_if_not(var_1_20 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_20 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L173] var_1_24 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L175] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L176] var_1_28 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L178] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L179] var_1_29 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L181] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L182] var_1_30 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L184] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L185] var_1_36 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L187] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L188] var_1_43 = __VERIFIER_nondet_ulong() [L189] CALL assume_abort_if_not(var_1_43 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_43 >= 3221225470) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L190] CALL assume_abort_if_not(var_1_43 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_43 <= 4294967294) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L191] var_1_45 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_45 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_45 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L193] CALL assume_abort_if_not(var_1_45 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_45 <= 255) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L194] CALL assume_abort_if_not(var_1_45 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=34, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_45 != 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=34, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L210] RET updateVariables() [L211] CALL step() [L63] COND FALSE !(32 >= var_1_18) [L66] EXPR 16u | var_1_8 [L66] EXPR (((16u | var_1_8)) > (var_1_18)) ? ((16u | var_1_8)) : (var_1_18) [L66] EXPR 16u | var_1_8 [L66] EXPR (((16u | var_1_8)) > (var_1_18)) ? ((16u | var_1_8)) : (var_1_18) [L66] COND FALSE !(var_1_19 > (((((16u | var_1_8)) > (var_1_18)) ? ((16u | var_1_8)) : (var_1_18)))) [L71] EXPR var_1_17 & -10 [L71] COND FALSE !((var_1_17 & -10) < var_1_19) [L80] var_1_37 = var_1_5 [L81] COND FALSE !(! var_1_30) [L84] var_1_39 = (var_1_16 + ((((var_1_36) > ((var_1_8 + var_1_12))) ? (var_1_36) : ((var_1_8 + var_1_12))))) [L86] var_1_42 = ((var_1_43 - var_1_36) - var_1_21) [L87] COND FALSE !((var_1_18 / var_1_45) > ((((var_1_36) < 0 ) ? -(var_1_36) : (var_1_36)))) [L90] var_1_44 = var_1_8 [L92] var_1_46 = var_1_43 [L93] var_1_47 = var_1_8 [L94] var_1_48 = var_1_30 [L95] var_1_49 = var_1_15 [L96] COND TRUE last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8))) [L97] COND TRUE \read(last_1_var_1_23) [L98] var_1_8 = (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))) [L103] var_1_23 = var_1_24 [L104] COND TRUE 128u >= var_1_8 [L105] COND TRUE ! var_1_23 [L106] var_1_13 = ((var_1_14 - var_1_15) + 0.25) [L115] COND FALSE !(var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) [L118] COND FALSE !(\read(var_1_23)) [L121] var_1_16 = var_1_19 [L124] COND FALSE !(((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) [L133] unsigned char stepLocal_1 = var_1_23; [L134] signed char stepLocal_0 = var_1_8; [L135] COND FALSE !(stepLocal_0 >= var_1_16) [L138] COND FALSE !(var_1_23 || stepLocal_1) [L211] RET step() [L212] CALL, EXPR property() [L202] EXPR (((((var_1_8 >= var_1_16) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_23 || var_1_23) ? (var_1_1 == ((double) 128.75)) : 1)) && ((last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8)))) ? (last_1_var_1_23 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_8) ? ((! var_1_23) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_23 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_23 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1) [L202-L203] return ((((((var_1_8 >= var_1_16) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_23 || var_1_23) ? (var_1_1 == ((double) 128.75)) : 1)) && ((last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8)))) ? (last_1_var_1_23 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_8) ? ((! var_1_23) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_23 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_23 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1)) && (var_1_23 == ((unsigned char) var_1_24)) ; [L212] RET, EXPR property() [L212] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=0, var_1_14=0, var_1_15=2, var_1_16=1073741824, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=3, var_1_39=1, var_1_42=3221225519, var_1_43=3221225470, var_1_44=-10, var_1_45=34, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=2, var_1_5=3, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=16, var_1_11=8, var_1_12=9, var_1_13=0, var_1_14=0, var_1_15=2, var_1_16=1073741824, var_1_17=1073741824, var_1_18=33, var_1_19=1073741824, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=1, var_1_37=3, var_1_39=1, var_1_42=3221225519, var_1_43=3221225470, var_1_44=-10, var_1_45=34, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=2, var_1_5=3, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 33, 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=60occurred 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, 121 NumberOfCodeBlocks, 121 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 21:32:39,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 2ed23d94a5510a02522217ac25d44c0be6f4c30553346d9a869cec0689948ba9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:32:42,703 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:32:42,860 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:32:42,870 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:32:42,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:32:42,927 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:32:42,928 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:32:42,929 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:32:42,930 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:32:42,935 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:32:42,936 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:32:42,937 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:32:42,937 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:32:42,939 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:32:42,940 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:32:42,940 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:32:42,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:32:42,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:32:42,943 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:32:42,944 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:32:42,945 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:32:42,945 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:32:42,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:32:42,946 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:32:42,947 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:32:42,947 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:32:42,948 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:32:42,948 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:32:42,949 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:32:42,949 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:32:42,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:32:42,951 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:32:42,952 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:32:42,952 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:32:42,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:42,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:32:42,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:32:42,953 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:32:42,954 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:32:42,955 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:32:42,955 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:32:42,956 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:32:42,956 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:32:42,956 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:32:42,957 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_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed23d94a5510a02522217ac25d44c0be6f4c30553346d9a869cec0689948ba9 [2023-11-23 21:32:43,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:32:43,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:32:43,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:32:43,478 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:32:43,478 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:32:43,480 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2023-11-23 21:32:46,637 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:32:46,923 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:32:46,924 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2023-11-23 21:32:46,948 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/data/2fa4d4a24/d3ab53a9441248eca812f4e1dacc413d/FLAGc9155a972 [2023-11-23 21:32:46,970 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/data/2fa4d4a24/d3ab53a9441248eca812f4e1dacc413d [2023-11-23 21:32:46,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:32:46,978 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:32:46,981 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:46,981 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:32:46,987 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:32:46,988 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:46" (1/1) ... [2023-11-23 21:32:46,989 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e3aa52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:46, skipping insertion in model container [2023-11-23 21:32:46,990 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:46" (1/1) ... [2023-11-23 21:32:47,046 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:32:47,264 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_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i[919,932] [2023-11-23 21:32:47,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:47,435 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:32:47,457 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_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i[919,932] [2023-11-23 21:32:47,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:47,564 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:32:47,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47 WrapperNode [2023-11-23 21:32:47,565 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:47,566 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:47,566 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:32:47,566 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:32:47,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,592 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,636 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 211 [2023-11-23 21:32:47,636 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:47,637 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:32:47,638 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:32:47,638 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:32:47,649 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,657 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,674 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,680 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,684 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,688 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,694 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:32:47,695 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:32:47,696 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:32:47,696 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:32:47,697 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (1/1) ... [2023-11-23 21:32:47,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:47,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:47,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:32:47,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:32:47,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:32:47,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:32:47,810 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:32:47,810 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:32:47,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:32:47,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:32:47,950 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:32:47,953 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:32:50,609 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:32:50,733 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:32:50,735 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:32:50,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:50 BoogieIcfgContainer [2023-11-23 21:32:50,736 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:32:50,740 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:32:50,740 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:32:50,745 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:32:50,745 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:32:46" (1/3) ... [2023-11-23 21:32:50,746 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5413621b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:50, skipping insertion in model container [2023-11-23 21:32:50,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:47" (2/3) ... [2023-11-23 21:32:50,749 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5413621b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:50, skipping insertion in model container [2023-11-23 21:32:50,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:50" (3/3) ... [2023-11-23 21:32:50,753 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2023-11-23 21:32:50,780 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:32:50,780 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:32:50,855 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:32:50,865 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;@7fd5ec43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:32:50,865 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:32:50,873 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:32:50,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 21:32:50,898 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:50,900 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:32:50,901 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:50,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:50,909 INFO L85 PathProgramCache]: Analyzing trace with hash -2048442452, now seen corresponding path program 1 times [2023-11-23 21:32:50,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:32:50,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1478604056] [2023-11-23 21:32:50,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:50,930 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 21:32:50,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:32:50,934 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 21:32:50,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 21:32:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:51,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:32:51,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:51,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 892 proven. 0 refuted. 0 times theorem prover too weak. 1220 trivial. 0 not checked. [2023-11-23 21:32:51,902 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:32:51,903 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:32:51,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1478604056] [2023-11-23 21:32:51,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1478604056] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:32:51,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:32:51,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:32:51,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167323072] [2023-11-23 21:32:51,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:32:51,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:32:51,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:32:51,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:32:51,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:32:51,975 INFO L87 Difference]: Start difference. First operand has 90 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:32:54,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:32:54,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:32:54,016 INFO L93 Difference]: Finished difference Result 176 states and 321 transitions. [2023-11-23 21:32:54,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:32:54,041 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 204 [2023-11-23 21:32:54,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:32:54,052 INFO L225 Difference]: With dead ends: 176 [2023-11-23 21:32:54,052 INFO L226 Difference]: Without dead ends: 87 [2023-11-23 21:32:54,056 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 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 21:32:54,060 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:32:54,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-23 21:32:54,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-23 21:32:54,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-23 21:32:54,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 52 states have internal predecessors, (72), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:32:54,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 138 transitions. [2023-11-23 21:32:54,123 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 138 transitions. Word has length 204 [2023-11-23 21:32:54,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:32:54,124 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 138 transitions. [2023-11-23 21:32:54,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:32:54,124 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2023-11-23 21:32:54,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 21:32:54,130 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:54,130 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:32:54,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:32:54,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 21:32:54,370 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:54,370 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:54,371 INFO L85 PathProgramCache]: Analyzing trace with hash -1488514898, now seen corresponding path program 1 times [2023-11-23 21:32:54,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:32:54,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [540846737] [2023-11-23 21:32:54,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:54,372 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 21:32:54,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:32:54,374 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 21:32:54,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 21:32:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:54,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:32:54,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:55,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 848 proven. 24 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2023-11-23 21:32:55,346 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:32:55,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 72 proven. 24 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-23 21:32:55,843 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:32:55,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [540846737] [2023-11-23 21:32:55,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [540846737] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:32:55,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [742855314] [2023-11-23 21:32:55,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:55,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:32:55,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:32:55,887 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:32:55,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:32:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:57,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:32:57,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:57,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 848 proven. 24 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2023-11-23 21:32:57,813 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:32:58,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 72 proven. 24 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-23 21:32:58,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [742855314] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:32:58,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1192691240] [2023-11-23 21:32:58,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:58,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:32:58,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:58,188 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:32:58,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 21:32:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:58,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:32:58,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:58,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 848 proven. 24 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2023-11-23 21:32:58,826 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:32:59,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 72 proven. 24 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-23 21:32:59,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1192691240] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:32:59,165 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 21:32:59,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-23 21:32:59,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547159292] [2023-11-23 21:32:59,167 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 21:32:59,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 21:32:59,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:32:59,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 21:32:59,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-23 21:32:59,174 INFO L87 Difference]: Start difference. First operand 87 states and 138 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-23 21:33:01,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:33:01,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:33:01,373 INFO L93 Difference]: Finished difference Result 179 states and 280 transitions. [2023-11-23 21:33:01,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 21:33:01,394 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 204 [2023-11-23 21:33:01,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:33:01,398 INFO L225 Difference]: With dead ends: 179 [2023-11-23 21:33:01,398 INFO L226 Difference]: Without dead ends: 93 [2023-11-23 21:33:01,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1222 GetRequests, 1210 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:33:01,402 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 145 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:33:01,402 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 222 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-23 21:33:01,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-11-23 21:33:01,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2023-11-23 21:33:01,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 55 states have (on average 1.3454545454545455) internal successors, (74), 55 states have internal predecessors, (74), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:33:01,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 140 transitions. [2023-11-23 21:33:01,447 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 140 transitions. Word has length 204 [2023-11-23 21:33:01,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:33:01,449 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 140 transitions. [2023-11-23 21:33:01,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-23 21:33:01,449 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2023-11-23 21:33:01,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 21:33:01,454 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:33:01,454 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:33:01,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:33:01,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:33:01,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:33:02,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:33:02,065 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:33:02,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:33:02,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1526588720, now seen corresponding path program 1 times [2023-11-23 21:33:02,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:33:02,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1318781566] [2023-11-23 21:33:02,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:02,067 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 21:33:02,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:33:02,068 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 21:33:02,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-23 21:33:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:02,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:33:02,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:33:05,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 21:33:05,316 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:33:05,317 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:33:05,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1318781566] [2023-11-23 21:33:05,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1318781566] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:33:05,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:33:05,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:33:05,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885483570] [2023-11-23 21:33:05,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:33:05,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:33:05,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:33:05,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:33:05,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:33:05,321 INFO L87 Difference]: Start difference. First operand 91 states and 140 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:33:07,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:33:09,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:33:09,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:33:09,235 INFO L93 Difference]: Finished difference Result 288 states and 444 transitions. [2023-11-23 21:33:09,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:33:09,259 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2023-11-23 21:33:09,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:33:09,268 INFO L225 Difference]: With dead ends: 288 [2023-11-23 21:33:09,271 INFO L226 Difference]: Without dead ends: 198 [2023-11-23 21:33:09,274 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:33:09,276 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 102 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2023-11-23 21:33:09,277 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 388 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2023-11-23 21:33:09,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2023-11-23 21:33:09,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 178. [2023-11-23 21:33:09,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 107 states have (on average 1.3271028037383177) internal successors, (142), 107 states have internal predecessors, (142), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-23 21:33:09,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 274 transitions. [2023-11-23 21:33:09,352 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 274 transitions. Word has length 204 [2023-11-23 21:33:09,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:33:09,354 INFO L495 AbstractCegarLoop]: Abstraction has 178 states and 274 transitions. [2023-11-23 21:33:09,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:33:09,354 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 274 transitions. [2023-11-23 21:33:09,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-23 21:33:09,358 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:33:09,359 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:33:09,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:33:09,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 21:33:09,572 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:33:09,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:33:09,573 INFO L85 PathProgramCache]: Analyzing trace with hash 274530804, now seen corresponding path program 1 times [2023-11-23 21:33:09,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:33:09,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [374093651] [2023-11-23 21:33:09,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:09,575 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 21:33:09,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:33:09,577 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 21:33:09,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 (7)] Waiting until timeout for monitored process [2023-11-23 21:33:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:10,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:33:10,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:33:10,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1058 proven. 39 refuted. 0 times theorem prover too weak. 1015 trivial. 0 not checked. [2023-11-23 21:33:10,601 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:33:11,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 57 proven. 39 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-23 21:33:11,136 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:33:11,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [374093651] [2023-11-23 21:33:11,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [374093651] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:33:11,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [798196440] [2023-11-23 21:33:11,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:11,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:33:11,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:33:11,138 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:33:11,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-23 21:33:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:12,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:33:12,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:33:13,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1058 proven. 39 refuted. 0 times theorem prover too weak. 1015 trivial. 0 not checked. [2023-11-23 21:33:13,455 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:33:13,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 57 proven. 39 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-23 21:33:13,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [798196440] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:33:13,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40115241] [2023-11-23 21:33:13,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:13,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:33:13,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:33:13,860 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:33:13,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-23 21:33:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:14,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:33:14,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:33:14,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1058 proven. 39 refuted. 0 times theorem prover too weak. 1015 trivial. 0 not checked. [2023-11-23 21:33:14,709 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:33:15,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 57 proven. 39 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-23 21:33:15,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [40115241] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:33:15,130 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 21:33:15,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-11-23 21:33:15,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655442975] [2023-11-23 21:33:15,131 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 21:33:15,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 21:33:15,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:33:15,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 21:33:15,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:33:15,135 INFO L87 Difference]: Start difference. First operand 178 states and 274 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2023-11-23 21:33:19,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:33:20,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:33:20,576 INFO L93 Difference]: Finished difference Result 454 states and 681 transitions. [2023-11-23 21:33:20,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-23 21:33:20,577 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 205 [2023-11-23 21:33:20,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:33:20,582 INFO L225 Difference]: With dead ends: 454 [2023-11-23 21:33:20,582 INFO L226 Difference]: Without dead ends: 277 [2023-11-23 21:33:20,589 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1236 GetRequests, 1216 SyntacticMatches, 3 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-23 21:33:20,590 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 190 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:33:20,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 418 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2023-11-23 21:33:20,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2023-11-23 21:33:20,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 186. [2023-11-23 21:33:20,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 113 states have (on average 1.2654867256637168) internal successors, (143), 113 states have internal predecessors, (143), 66 states have call successors, (66), 6 states have call predecessors, (66), 6 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-23 21:33:20,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 275 transitions. [2023-11-23 21:33:20,709 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 275 transitions. Word has length 205 [2023-11-23 21:33:20,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:33:20,711 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 275 transitions. [2023-11-23 21:33:20,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2023-11-23 21:33:20,712 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 275 transitions. [2023-11-23 21:33:20,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-23 21:33:20,716 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:33:20,716 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:33:20,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-23 21:33:20,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-23 21:33:21,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 (7)] Forceful destruction successful, exit code 0 [2023-11-23 21:33:21,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 21:33:21,338 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:33:21,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:33:21,338 INFO L85 PathProgramCache]: Analyzing trace with hash -534815822, now seen corresponding path program 1 times [2023-11-23 21:33:21,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:33:21,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1351991677] [2023-11-23 21:33:21,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:21,339 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:33:21,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:33:21,340 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 21:33:21,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7e30485-1518-46b9-8c36-d9f49f3bb7c6/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 (10)] Waiting until timeout for monitored process [2023-11-23 21:33:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:21,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-23 21:33:21,837 INFO L285 TraceCheckSpWp]: Computing forward predicates...