./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-72.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_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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_ba62a017-2fa6-495d-930c-5ff8209866d6/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 f7a9a2ff93c71c16be105f50f96d13a57fe8899d71070b72eb3f25ff240abc6c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:31:33,623 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:31:33,734 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:31:33,743 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:31:33,744 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:31:33,789 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:31:33,790 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:31:33,790 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:31:33,791 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:31:33,796 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:31:33,797 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:31:33,797 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:31:33,798 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:31:33,799 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:31:33,800 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:31:33,800 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:31:33,801 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:31:33,801 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:31:33,801 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:31:33,802 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:31:33,802 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:31:33,803 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:31:33,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:31:33,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:31:33,805 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:31:33,805 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:31:33,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:31:33,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:31:33,806 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:31:33,807 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:31:33,807 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:31:33,808 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:31:33,808 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:31:33,808 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:31:33,809 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:31:33,809 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:31:33,809 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:31:33,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:33,810 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:31:33,810 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:31:33,810 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:31:33,811 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:31:33,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:31:33,811 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:31:33,811 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:31:33,812 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:31:33,812 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:31:33,812 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_ba62a017-2fa6-495d-930c-5ff8209866d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7a9a2ff93c71c16be105f50f96d13a57fe8899d71070b72eb3f25ff240abc6c [2023-11-23 21:31:34,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:31:34,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:31:34,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:31:34,169 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:31:34,169 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:31:34,171 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-72.i [2023-11-23 21:31:37,312 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:31:37,628 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:31:37,630 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-72.i [2023-11-23 21:31:37,647 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/data/70ee2bf62/401aaef7d8644821886b2a940b751ee9/FLAGf420308b7 [2023-11-23 21:31:37,664 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/data/70ee2bf62/401aaef7d8644821886b2a940b751ee9 [2023-11-23 21:31:37,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:31:37,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:31:37,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:37,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:31:37,680 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:31:37,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:37" (1/1) ... [2023-11-23 21:31:37,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72161e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:37, skipping insertion in model container [2023-11-23 21:31:37,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:37" (1/1) ... [2023-11-23 21:31:37,735 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:31:37,880 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_ba62a017-2fa6-495d-930c-5ff8209866d6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-72.i[913,926] [2023-11-23 21:31:37,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:31:37,974 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:31:37,988 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_ba62a017-2fa6-495d-930c-5ff8209866d6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-72.i[913,926] [2023-11-23 21:31:38,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:31:38,050 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:31:38,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38 WrapperNode [2023-11-23 21:31:38,051 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:38,053 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:31:38,053 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:31:38,053 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:31:38,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,080 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,126 INFO L138 Inliner]: procedures = 26, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-23 21:31:38,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:31:38,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:31:38,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:31:38,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:31:38,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,143 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,154 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:31:38,170 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:31:38,170 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:31:38,170 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:31:38,171 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:38,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:31:38,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:31:38,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:31:38,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:31:38,274 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:31:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:31:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:31:38,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:31:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:31:38,386 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:31:38,390 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:31:38,960 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:31:39,236 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:31:39,237 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:31:39,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:39 BoogieIcfgContainer [2023-11-23 21:31:39,239 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:31:39,243 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:31:39,243 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:31:39,268 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:31:39,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:31:37" (1/3) ... [2023-11-23 21:31:39,270 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ccde49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:31:39, skipping insertion in model container [2023-11-23 21:31:39,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (2/3) ... [2023-11-23 21:31:39,272 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ccde49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:31:39, skipping insertion in model container [2023-11-23 21:31:39,273 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:39" (3/3) ... [2023-11-23 21:31:39,274 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-72.i [2023-11-23 21:31:39,295 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:31:39,296 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:31:39,370 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:31:39,377 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;@351eea61, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:31:39,378 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:31:39,382 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 29 states have (on average 1.103448275862069) internal successors, (32), 30 states have internal predecessors, (32), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-23 21:31:39,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-23 21:31:39,399 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:31:39,400 INFO L195 NwaCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:31:39,401 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:31:39,406 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:31:39,407 INFO L85 PathProgramCache]: Analyzing trace with hash 914195567, now seen corresponding path program 1 times [2023-11-23 21:31:39,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:31:39,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766448947] [2023-11-23 21:31:39,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:31:39,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:31:39,675 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:31:39,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1437427035] [2023-11-23 21:31:39,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:31:39,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:31:39,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:31:39,679 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:31:39,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:31:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:31:40,126 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:31:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:31:40,367 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:31:40,370 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:31:40,375 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:31:40,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:31:40,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:31:40,596 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:31:40,602 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:31:40,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:31:40 BoogieIcfgContainer [2023-11-23 21:31:40,772 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:31:40,773 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:31:40,773 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:31:40,773 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:31:40,773 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:39" (3/4) ... [2023-11-23 21:31:40,776 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:31:40,777 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:31:40,778 INFO L158 Benchmark]: Toolchain (without parser) took 3106.64ms. Allocated memory is still 153.1MB. Free memory was 124.0MB in the beginning and 65.4MB in the end (delta: 58.6MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2023-11-23 21:31:40,779 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:31:40,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.06ms. Allocated memory is still 153.1MB. Free memory was 123.7MB in the beginning and 109.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:31:40,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.61ms. Allocated memory is still 153.1MB. Free memory was 109.5MB in the beginning and 106.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:31:40,786 INFO L158 Benchmark]: Boogie Preprocessor took 42.60ms. Allocated memory is still 153.1MB. Free memory was 106.3MB in the beginning and 104.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:31:40,787 INFO L158 Benchmark]: RCFGBuilder took 1069.12ms. Allocated memory is still 153.1MB. Free memory was 104.5MB in the beginning and 60.1MB in the end (delta: 44.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-23 21:31:40,788 INFO L158 Benchmark]: TraceAbstraction took 1529.31ms. Allocated memory is still 153.1MB. Free memory was 59.6MB in the beginning and 66.1MB in the end (delta: -6.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:31:40,788 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 153.1MB. Free memory was 66.1MB in the beginning and 65.4MB in the end (delta: 672.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:31:40,797 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.06ms. Allocated memory is still 153.1MB. Free memory was 123.7MB in the beginning and 109.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.61ms. Allocated memory is still 153.1MB. Free memory was 109.5MB in the beginning and 106.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.60ms. Allocated memory is still 153.1MB. Free memory was 106.3MB in the beginning and 104.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1069.12ms. Allocated memory is still 153.1MB. Free memory was 104.5MB in the beginning and 60.1MB in the end (delta: 44.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1529.31ms. Allocated memory is still 153.1MB. Free memory was 59.6MB in the beginning and 66.1MB in the end (delta: -6.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 153.1MB. Free memory was 66.1MB in the beginning and 65.4MB in the end (delta: 672.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryFLOATComparisonOperation at line 130. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] double var_1_2 = 4.125; [L24] double var_1_3 = 2.75; [L25] unsigned long int var_1_4 = 1; [L26] unsigned long int var_1_5 = 100; [L27] unsigned long int var_1_6 = 0; [L28] signed short int var_1_7 = 64; [L29] signed short int var_1_8 = -128; [L30] signed short int var_1_9 = 1; [L31] signed char var_1_10 = 2; [L32] signed char var_1_11 = 1; [L33] unsigned char var_1_12 = 1; [L34] unsigned char var_1_13 = 0; [L35] float var_1_14 = 64.3; [L36] double var_1_15 = 100.25; [L37] signed char var_1_16 = 32; [L38] unsigned char var_1_17 = 1; [L39] unsigned char var_1_18 = 0; [L40] unsigned char var_1_19 = 0; [L41] double var_1_20 = 9.25; [L42] double var_1_21 = 255.05; [L43] double var_1_22 = 25.5; [L44] unsigned char var_1_23 = 2; [L45] unsigned long int var_1_24 = 1; [L46] unsigned char var_1_25 = 1; [L47] unsigned short int var_1_26 = 5; [L48] unsigned char var_1_27 = 128; [L49] unsigned char var_1_28 = 1; [L50] signed long int var_1_29 = 128; [L51] signed long int var_1_30 = -64; [L52] unsigned long int var_1_31 = 1; [L169] isInitial = 1 [L170] FCALL initially() [L171] COND TRUE 1 [L172] FCALL updateLastVariables() [L173] CALL updateVariables() [L98] var_1_2 = __VERIFIER_nondet_double() [L99] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_3=11/4, var_1_4=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_3=11/4, var_1_4=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L100] var_1_3 = __VERIFIER_nondet_double() [L101] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_4=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_4=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L102] var_1_4 = __VERIFIER_nondet_ulong() [L103] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L104] CALL assume_abort_if_not(var_1_4 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_4 <= 4294967295) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L105] var_1_5 = __VERIFIER_nondet_ulong() [L106] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L107] CALL assume_abort_if_not(var_1_5 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_5 <= 4294967295) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L108] var_1_6 = __VERIFIER_nondet_ulong() [L109] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=64, var_1_8=-128, var_1_9=1] [L110] CALL assume_abort_if_not(var_1_6 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_6 <= 4294967295) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=64, var_1_8=-128, var_1_9=1] [L111] var_1_7 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_7 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_7 >= -16383) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-128, var_1_9=1] [L113] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-128, var_1_9=1] [L114] var_1_8 = __VERIFIER_nondet_short() [L115] CALL assume_abort_if_not(var_1_8 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=1] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_8 >= -16383) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=1] [L116] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=1] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=1] [L117] var_1_9 = __VERIFIER_nondet_short() [L118] CALL assume_abort_if_not(var_1_9 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_9 >= -16383) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L119] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L120] var_1_11 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L122] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L123] var_1_12 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L125] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L126] var_1_13 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L128] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L129] var_1_14 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L131] var_1_15 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L133] var_1_16 = __VERIFIER_nondet_char() [L134] CALL assume_abort_if_not(var_1_16 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_16 >= -63) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L135] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L136] var_1_18 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L138] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L139] var_1_19 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L141] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L142] var_1_21 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L144] var_1_22 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L146] var_1_24 = __VERIFIER_nondet_ulong() [L147] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L148] CALL assume_abort_if_not(var_1_24 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_24 <= 4294967295) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L149] var_1_25 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L151] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L152] var_1_27 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L154] CALL assume_abort_if_not(var_1_27 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_27 <= 255) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L155] var_1_28 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=127, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=127, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L157] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L158] var_1_30 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_30 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_30=-2147483647, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_30 >= -2147483647) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_30=-2147483647, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L160] CALL assume_abort_if_not(var_1_30 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_30=-2147483647, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_30 <= 2147483646) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_30=-2147483647, var_1_31=1, var_1_7=257, var_1_8=-51, var_1_9=51] [L173] RET updateVariables() [L174] CALL step() [L56] COND FALSE !(((((var_1_2) < (63.5)) ? (var_1_2) : (63.5))) > (2.4 * var_1_3)) [L63] var_1_1 = -50 [L65] COND FALSE !((var_1_4 * var_1_5) <= var_1_6) [L68] COND TRUE var_1_12 || var_1_13 [L69] COND FALSE !((((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2))) - var_1_14) == (var_1_3 + var_1_15)) [L72] var_1_10 = var_1_11 [L78] var_1_17 = (var_1_18 && var_1_19) [L79] COND FALSE !(! var_1_18) [L82] COND FALSE !((var_1_4 + var_1_5) > var_1_24) [L85] COND FALSE !(256 >= var_1_7) [L92] var_1_26 = var_1_25 [L94] var_1_29 = var_1_30 [L95] var_1_31 = var_1_26 [L174] RET step() [L175] CALL, EXPR property() [L165-L166] return ((((((((((((var_1_2) < (63.5)) ? (var_1_2) : (63.5))) > (2.4 * var_1_3)) ? (((var_1_4 * var_1_5) <= (~ var_1_6)) ? (var_1_1 == ((signed short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) + var_1_9))) : (var_1_1 == ((signed short int) var_1_8))) : (var_1_1 == ((signed short int) -50))) && (((var_1_4 * var_1_5) <= var_1_6) ? (var_1_10 == ((signed char) (var_1_11 + 10))) : ((var_1_12 || var_1_13) ? (((((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2))) - var_1_14) == (var_1_3 + var_1_15)) ? (var_1_10 == ((signed char) (var_1_11 + var_1_16))) : (var_1_10 == ((signed char) var_1_11))) : (var_1_10 == ((signed char) var_1_16))))) && (var_1_17 == ((unsigned char) (var_1_18 && var_1_19)))) && ((! var_1_18) ? (var_1_20 == ((double) ((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22))))) : 1)) && (((var_1_4 + var_1_5) > var_1_24) ? (var_1_23 == ((unsigned char) var_1_25)) : 1)) && ((256 >= var_1_7) ? ((var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) ? (var_1_26 == ((unsigned short int) 16)) : (var_1_26 == ((unsigned short int) var_1_28))) : (var_1_26 == ((unsigned short int) var_1_25)))) && (var_1_29 == ((signed long int) var_1_30))) && (var_1_31 == ((unsigned long int) var_1_26)) ; [L175] RET, EXPR property() [L175] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=1, var_1_26=1, var_1_27=127, var_1_28=127, var_1_29=-2147483647, var_1_30=-2147483647, var_1_31=1, var_1_4=1, var_1_5=4294967295, var_1_6=4294967294, var_1_7=257, var_1_8=-51, var_1_9=51] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_21=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_25=1, var_1_26=1, var_1_27=127, var_1_28=127, var_1_29=-2147483647, var_1_30=-2147483647, var_1_31=1, var_1_4=1, var_1_5=4294967295, var_1_6=4294967294, var_1_7=257, var_1_8=-51, var_1_9=51] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 40, 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=72occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 147 NumberOfCodeBlocks, 147 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 21:31:40,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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_ba62a017-2fa6-495d-930c-5ff8209866d6/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 f7a9a2ff93c71c16be105f50f96d13a57fe8899d71070b72eb3f25ff240abc6c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:31:43,720 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:31:43,843 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:31:43,852 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:31:43,853 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:31:43,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:31:43,905 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:31:43,906 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:31:43,907 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:31:43,912 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:31:43,913 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:31:43,913 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:31:43,914 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:31:43,916 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:31:43,916 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:31:43,917 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:31:43,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:31:43,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:31:43,919 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:31:43,921 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:31:43,921 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:31:43,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:31:43,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:31:43,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:31:43,924 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:31:43,924 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:31:43,925 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:31:43,925 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:31:43,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:31:43,926 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:31:43,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:31:43,928 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:31:43,928 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:31:43,929 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:31:43,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:43,930 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:31:43,930 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:31:43,930 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:31:43,931 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:31:43,932 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:31:43,932 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:31:43,933 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:31:43,933 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:31:43,934 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:31:43,934 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_ba62a017-2fa6-495d-930c-5ff8209866d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7a9a2ff93c71c16be105f50f96d13a57fe8899d71070b72eb3f25ff240abc6c [2023-11-23 21:31:44,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:31:44,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:31:44,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:31:44,445 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:31:44,446 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:31:44,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-72.i [2023-11-23 21:31:47,698 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:31:48,007 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:31:48,008 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-72.i [2023-11-23 21:31:48,019 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/data/734f44565/7626b2620d7c41b0942b2fbf36b965c6/FLAG1e2d09f05 [2023-11-23 21:31:48,035 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/data/734f44565/7626b2620d7c41b0942b2fbf36b965c6 [2023-11-23 21:31:48,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:31:48,039 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:31:48,041 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:48,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:31:48,047 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:31:48,047 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:48" (1/1) ... [2023-11-23 21:31:48,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@174e0e0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48, skipping insertion in model container [2023-11-23 21:31:48,049 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:48" (1/1) ... [2023-11-23 21:31:48,092 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:31:48,274 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_ba62a017-2fa6-495d-930c-5ff8209866d6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-72.i[913,926] [2023-11-23 21:31:48,403 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:31:48,438 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:31:48,455 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_ba62a017-2fa6-495d-930c-5ff8209866d6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-72.i[913,926] [2023-11-23 21:31:48,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:31:48,546 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:31:48,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48 WrapperNode [2023-11-23 21:31:48,547 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:48,548 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:31:48,549 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:31:48,549 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:31:48,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48" (1/1) ... [2023-11-23 21:31:48,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48" (1/1) ... [2023-11-23 21:31:48,642 INFO L138 Inliner]: procedures = 27, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2023-11-23 21:31:48,642 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:31:48,643 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:31:48,643 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:31:48,644 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:31:48,653 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48" (1/1) ... [2023-11-23 21:31:48,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48" (1/1) ... [2023-11-23 21:31:48,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48" (1/1) ... [2023-11-23 21:31:48,659 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48" (1/1) ... [2023-11-23 21:31:48,677 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48" (1/1) ... [2023-11-23 21:31:48,696 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48" (1/1) ... [2023-11-23 21:31:48,699 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48" (1/1) ... [2023-11-23 21:31:48,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48" (1/1) ... [2023-11-23 21:31:48,707 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:31:48,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:31:48,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:31:48,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:31:48,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48" (1/1) ... [2023-11-23 21:31:48,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:48,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:31:48,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:31:48,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:31:48,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:31:48,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:31:48,803 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:31:48,803 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:31:48,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:31:48,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:31:48,906 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:31:48,909 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:31:58,090 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:31:58,203 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:31:58,216 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:31:58,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:58 BoogieIcfgContainer [2023-11-23 21:31:58,217 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:31:58,219 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:31:58,220 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:31:58,224 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:31:58,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:31:48" (1/3) ... [2023-11-23 21:31:58,225 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ccc5ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:31:58, skipping insertion in model container [2023-11-23 21:31:58,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:48" (2/3) ... [2023-11-23 21:31:58,228 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ccc5ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:31:58, skipping insertion in model container [2023-11-23 21:31:58,229 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:58" (3/3) ... [2023-11-23 21:31:58,230 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-72.i [2023-11-23 21:31:58,251 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:31:58,251 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:31:58,325 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:31:58,333 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;@67897c62, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:31:58,334 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:31:58,340 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-23 21:31:58,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-11-23 21:31:58,371 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:31:58,372 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:31:58,373 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:31:58,380 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:31:58,381 INFO L85 PathProgramCache]: Analyzing trace with hash 606796894, now seen corresponding path program 1 times [2023-11-23 21:31:58,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:31:58,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1767833556] [2023-11-23 21:31:58,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:31:58,400 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 21:31:58,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:31:58,404 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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 21:31:58,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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 21:31:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:31:59,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:31:59,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:31:59,515 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1310 proven. 0 refuted. 0 times theorem prover too weak. 1810 trivial. 0 not checked. [2023-11-23 21:31:59,518 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:31:59,519 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:31:59,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1767833556] [2023-11-23 21:31:59,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1767833556] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:31:59,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:31:59,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:31:59,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841458879] [2023-11-23 21:31:59,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:31:59,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:31:59,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:31:59,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:31:59,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:31:59,577 INFO L87 Difference]: Start difference. First operand has 86 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-23 21:32:01,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:32:01,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:32:01,781 INFO L93 Difference]: Finished difference Result 169 states and 312 transitions. [2023-11-23 21:32:01,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:32:01,822 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 234 [2023-11-23 21:32:01,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:32:01,848 INFO L225 Difference]: With dead ends: 169 [2023-11-23 21:32:01,849 INFO L226 Difference]: Without dead ends: 84 [2023-11-23 21:32:01,858 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 233 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 21:32:01,864 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:32:01,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:32:01,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-23 21:32:01,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-23 21:32:01,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 42 states have (on average 1.2380952380952381) internal successors, (52), 42 states have internal predecessors, (52), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-23 21:32:01,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 132 transitions. [2023-11-23 21:32:01,922 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 132 transitions. Word has length 234 [2023-11-23 21:32:01,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:32:01,923 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 132 transitions. [2023-11-23 21:32:01,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-23 21:32:01,924 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions. [2023-11-23 21:32:01,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-11-23 21:32:01,930 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:01,930 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:32:01,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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 21:32:02,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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 21:32:02,156 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:02,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:02,158 INFO L85 PathProgramCache]: Analyzing trace with hash 242151450, now seen corresponding path program 1 times [2023-11-23 21:32:02,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:32:02,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [265980343] [2023-11-23 21:32:02,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:02,160 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 21:32:02,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:32:02,161 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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 21:32:02,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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 21:32:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:02,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:32:02,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:03,701 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1527 proven. 45 refuted. 0 times theorem prover too weak. 1548 trivial. 0 not checked. [2023-11-23 21:32:03,701 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:32:04,391 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 72 proven. 45 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-23 21:32:04,392 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:32:04,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [265980343] [2023-11-23 21:32:04,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [265980343] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:32:04,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [21158907] [2023-11-23 21:32:04,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:04,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:32:04,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:32:04,426 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:32:04,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:32:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:05,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:32:05,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:06,612 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1527 proven. 45 refuted. 0 times theorem prover too weak. 1548 trivial. 0 not checked. [2023-11-23 21:32:06,612 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:32:07,199 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 72 proven. 45 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-23 21:32:07,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [21158907] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:32:07,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [239048349] [2023-11-23 21:32:07,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:07,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:32:07,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:07,208 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:32:07,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 21:32:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:07,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:32:07,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:08,353 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1527 proven. 45 refuted. 0 times theorem prover too weak. 1548 trivial. 0 not checked. [2023-11-23 21:32:08,353 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:32:08,925 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 72 proven. 45 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-23 21:32:08,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [239048349] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:32:08,926 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 21:32:08,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-23 21:32:08,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472701127] [2023-11-23 21:32:08,928 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 21:32:08,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 21:32:08,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:32:08,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 21:32:08,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-23 21:32:08,933 INFO L87 Difference]: Start difference. First operand 84 states and 132 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2023-11-23 21:32:12,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:32:14,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:32:16,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:32:17,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:32:17,405 INFO L93 Difference]: Finished difference Result 214 states and 333 transitions. [2023-11-23 21:32:17,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 21:32:17,407 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) Word has length 234 [2023-11-23 21:32:17,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:32:17,412 INFO L225 Difference]: With dead ends: 214 [2023-11-23 21:32:17,413 INFO L226 Difference]: Without dead ends: 131 [2023-11-23 21:32:17,414 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1402 GetRequests, 1390 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:32:17,416 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 130 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 327 mSolverCounterSat, 109 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 327 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:32:17,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 246 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 327 Invalid, 3 Unknown, 0 Unchecked, 8.3s Time] [2023-11-23 21:32:17,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2023-11-23 21:32:17,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 126. [2023-11-23 21:32:17,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 59 states have (on average 1.152542372881356) internal successors, (68), 60 states have internal predecessors, (68), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-23 21:32:17,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 196 transitions. [2023-11-23 21:32:17,461 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 196 transitions. Word has length 234 [2023-11-23 21:32:17,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:32:17,466 INFO L495 AbstractCegarLoop]: Abstraction has 126 states and 196 transitions. [2023-11-23 21:32:17,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2023-11-23 21:32:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 196 transitions. [2023-11-23 21:32:17,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-11-23 21:32:17,477 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:17,477 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:32:17,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:32:17,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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 21:32:17,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:32:18,078 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:32:18,079 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:18,079 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:18,079 INFO L85 PathProgramCache]: Analyzing trace with hash 299409752, now seen corresponding path program 1 times [2023-11-23 21:32:18,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:32:18,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [79459725] [2023-11-23 21:32:18,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:18,081 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 21:32:18,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:32:18,082 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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 21:32:18,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba62a017-2fa6-495d-930c-5ff8209866d6/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 21:32:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:18,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 21:32:18,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:34,227 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 127.0 2.0)))) (let ((.cse1 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 12.0 5.0)) c_~var_1_3~0)) (.cse0 (fp.lt c_~var_1_2~0 .cse2))) (and (= (bvadd c_~var_1_1~0 (_ bv50 16)) (_ bv0 16)) (or (not .cse0) (not (fp.gt c_~var_1_2~0 .cse1))) (bvsge ((_ zero_extend 24) c_~var_1_18~0) (_ bv1 32)) (or (not (fp.gt .cse2 .cse1)) .cse0)))) is different from true