./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bc7ef909b955d94cc33c7c480daf26416e1dc6ff5b14c1fd090d6520efcf759 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:11:36,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:11:36,481 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 19:11:36,488 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:11:36,488 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:11:36,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:11:36,518 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:11:36,519 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:11:36,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:11:36,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:11:36,521 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:11:36,522 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:11:36,522 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:11:36,523 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 19:11:36,523 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:11:36,524 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:11:36,525 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 19:11:36,525 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 19:11:36,526 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:11:36,526 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 19:11:36,527 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 19:11:36,528 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 19:11:36,529 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:11:36,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:11:36,530 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:11:36,530 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 19:11:36,531 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:11:36,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:11:36,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:11:36,557 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:11:36,557 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:11:36,557 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:11:36,558 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:11:36,558 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:11:36,559 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:11:36,559 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:11:36,559 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:11:36,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:11:36,560 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:11:36,560 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:11:36,561 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:11:36,561 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 19:11:36,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 19:11:36,561 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:11:36,562 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:11:36,562 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:11:36,562 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:11:36,562 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_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bc7ef909b955d94cc33c7c480daf26416e1dc6ff5b14c1fd090d6520efcf759 [2023-12-02 19:11:36,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:11:36,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:11:36,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:11:36,830 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:11:36,830 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:11:36,832 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i [2023-12-02 19:11:40,079 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:11:40,294 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:11:40,294 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i [2023-12-02 19:11:40,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/data/a7fe51f77/ab8d3a217e7541b3a44f00c316a38a9d/FLAG738039e7a [2023-12-02 19:11:40,321 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/data/a7fe51f77/ab8d3a217e7541b3a44f00c316a38a9d [2023-12-02 19:11:40,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:11:40,325 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:11:40,326 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:11:40,326 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:11:40,332 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:11:40,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:11:40" (1/1) ... [2023-12-02 19:11:40,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c5ff9f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40, skipping insertion in model container [2023-12-02 19:11:40,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:11:40" (1/1) ... [2023-12-02 19:11:40,371 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:11:40,523 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_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i[917,930] [2023-12-02 19:11:40,589 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:11:40,601 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:11:40,617 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_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i[917,930] [2023-12-02 19:11:40,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:11:40,668 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:11:40,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40 WrapperNode [2023-12-02 19:11:40,669 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:11:40,670 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:11:40,670 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:11:40,670 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:11:40,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40" (1/1) ... [2023-12-02 19:11:40,694 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40" (1/1) ... [2023-12-02 19:11:40,743 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 161 [2023-12-02 19:11:40,743 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:11:40,744 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:11:40,744 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:11:40,744 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:11:40,757 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40" (1/1) ... [2023-12-02 19:11:40,757 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40" (1/1) ... [2023-12-02 19:11:40,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40" (1/1) ... [2023-12-02 19:11:40,762 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40" (1/1) ... [2023-12-02 19:11:40,778 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40" (1/1) ... [2023-12-02 19:11:40,783 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40" (1/1) ... [2023-12-02 19:11:40,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40" (1/1) ... [2023-12-02 19:11:40,789 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40" (1/1) ... [2023-12-02 19:11:40,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:11:40,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:11:40,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:11:40,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:11:40,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40" (1/1) ... [2023-12-02 19:11:40,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:11:40,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:11:40,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:11:40,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:11:40,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:11:40,877 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:11:40,877 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:11:40,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 19:11:40,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:11:40,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:11:40,980 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:11:40,982 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:11:41,355 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:11:41,563 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:11:41,563 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:11:41,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:11:41 BoogieIcfgContainer [2023-12-02 19:11:41,565 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:11:41,568 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:11:41,568 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:11:41,571 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:11:41,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:11:40" (1/3) ... [2023-12-02 19:11:41,572 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30a032fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:11:41, skipping insertion in model container [2023-12-02 19:11:41,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:40" (2/3) ... [2023-12-02 19:11:41,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30a032fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:11:41, skipping insertion in model container [2023-12-02 19:11:41,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:11:41" (3/3) ... [2023-12-02 19:11:41,574 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-12.i [2023-12-02 19:11:41,592 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:11:41,592 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:11:41,641 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:11:41,649 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;@510d298b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:11:41,649 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:11:41,653 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 19:11:41,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-02 19:11:41,667 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:11:41,668 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:11:41,668 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:11:41,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:11:41,674 INFO L85 PathProgramCache]: Analyzing trace with hash 95726150, now seen corresponding path program 1 times [2023-12-02 19:11:41,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:11:41,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400868431] [2023-12-02 19:11:41,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:11:41,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:11:41,845 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 19:11:41,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [19658206] [2023-12-02 19:11:41,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:11:41,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:11:41,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:11:41,853 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:11:41,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 19:11:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:11:43,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 19:11:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:11:43,554 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 19:11:43,557 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 19:11:43,558 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 19:11:43,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 19:11:43,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:11:43,766 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 19:11:43,770 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 19:11:43,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:11:43 BoogieIcfgContainer [2023-12-02 19:11:43,859 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 19:11:43,859 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 19:11:43,860 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 19:11:43,860 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 19:11:43,860 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:11:41" (3/4) ... [2023-12-02 19:11:43,863 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 19:11:43,864 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 19:11:43,865 INFO L158 Benchmark]: Toolchain (without parser) took 3539.82ms. Allocated memory was 142.6MB in the beginning and 216.0MB in the end (delta: 73.4MB). Free memory was 103.8MB in the beginning and 127.0MB in the end (delta: -23.2MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2023-12-02 19:11:43,865 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 110.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:11:43,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.05ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 89.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 19:11:43,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.49ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 85.8MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 19:11:43,867 INFO L158 Benchmark]: Boogie Preprocessor took 51.28ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 83.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 19:11:43,867 INFO L158 Benchmark]: RCFGBuilder took 769.21ms. Allocated memory was 142.6MB in the beginning and 216.0MB in the end (delta: 73.4MB). Free memory was 83.2MB in the beginning and 173.2MB in the end (delta: -89.9MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2023-12-02 19:11:43,868 INFO L158 Benchmark]: TraceAbstraction took 2290.70ms. Allocated memory is still 216.0MB. Free memory was 173.2MB in the beginning and 128.1MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-02 19:11:43,869 INFO L158 Benchmark]: Witness Printer took 4.34ms. Allocated memory is still 216.0MB. Free memory was 128.1MB in the beginning and 127.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:11:43,872 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 110.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.05ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 89.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.49ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 85.8MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.28ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 83.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 769.21ms. Allocated memory was 142.6MB in the beginning and 216.0MB in the end (delta: 73.4MB). Free memory was 83.2MB in the beginning and 173.2MB in the end (delta: -89.9MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2290.70ms. Allocated memory is still 216.0MB. Free memory was 173.2MB in the beginning and 128.1MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Witness Printer took 4.34ms. Allocated memory is still 216.0MB. Free memory was 128.1MB in the beginning and 127.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 58, overapproximation of someUnaryDOUBLEoperation at line 38, overapproximation of someBinaryArithmeticDOUBLEoperation at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 138. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned long int var_1_2 = 10; [L24] unsigned long int var_1_3 = 2; [L25] unsigned long int var_1_4 = 8; [L26] unsigned char var_1_5 = 128; [L27] unsigned char var_1_6 = 10; [L28] unsigned char var_1_7 = 0; [L29] signed long int var_1_8 = 128; [L30] signed long int var_1_9 = 1967984875; [L31] float var_1_10 = 256.625; [L32] float var_1_11 = 24.5; [L33] float var_1_12 = 999999.25; [L34] unsigned char var_1_13 = 1; [L35] unsigned char var_1_14 = 0; [L36] double var_1_15 = 127.3; [L37] float var_1_16 = 15.8; [L38] double var_1_17 = -0.4; [L39] unsigned long int var_1_18 = 8; [L40] unsigned long int var_1_19 = 2366774301; [L41] unsigned char var_1_20 = 0; [L42] signed short int var_1_21 = 5; [L43] signed char var_1_22 = 0; [L44] signed char var_1_23 = 2; [L142] isInitial = 1 [L143] FCALL initially() [L144] COND TRUE 1 [L145] FCALL updateLastVariables() [L146] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_ulong() [L90] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L91] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L92] var_1_3 = __VERIFIER_nondet_ulong() [L93] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L94] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L95] var_1_4 = __VERIFIER_nondet_ulong() [L96] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L97] CALL assume_abort_if_not(var_1_4 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_4 <= 4294967295) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L98] var_1_5 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_5 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_5 >= 127) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L100] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L101] var_1_6 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L103] CALL assume_abort_if_not(var_1_6 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_6 <= 64) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L104] var_1_7 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_8=128, var_1_9=1967984875] [L106] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=1967984875] [L107] var_1_9 = __VERIFIER_nondet_long() [L108] CALL assume_abort_if_not(var_1_9 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_9 >= 1073741822) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L109] CALL assume_abort_if_not(var_1_9 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_9 <= 2147483646) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L110] var_1_11 = __VERIFIER_nondet_float() [L111] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L112] var_1_12 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L114] var_1_13 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L116] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L117] var_1_14 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L119] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L120] var_1_16 = __VERIFIER_nondet_float() [L121] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L122] CALL assume_abort_if_not(var_1_16 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_16 != 0.0F) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L123] var_1_17 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L125] var_1_19 = __VERIFIER_nondet_ulong() [L126] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L127] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L128] var_1_20 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L130] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L131] var_1_23 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=63, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=63, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L133] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=63, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=63, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L146] RET updateVariables() [L147] CALL step() [L48] COND TRUE var_1_2 > (var_1_3 * var_1_4) [L49] var_1_1 = (var_1_5 - (var_1_6 + var_1_7)) [L53] unsigned char stepLocal_0 = var_1_6; [L54] COND FALSE !((- var_1_3) > stepLocal_0) [L57] COND FALSE !(var_1_4 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5)))) [L60] COND TRUE var_1_13 || var_1_14 [L61] var_1_10 = var_1_11 [L64] COND FALSE !((var_1_12 / var_1_16) >= var_1_10) [L67] unsigned char stepLocal_2 = var_1_20; [L68] unsigned long int stepLocal_1 = var_1_2; [L69] COND TRUE var_1_3 > stepLocal_1 [L70] var_1_18 = ((((var_1_9) < ((var_1_19 - var_1_6))) ? (var_1_9) : ((var_1_19 - var_1_6)))) [L78] var_1_21 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) [L79] unsigned long int stepLocal_3 = var_1_3; [L80] COND FALSE !(var_1_21 == stepLocal_3) [L147] RET step() [L148] CALL, EXPR property() [L138-L139] return (((((((var_1_2 > (var_1_3 * var_1_4)) ? (var_1_1 == ((unsigned char) (var_1_5 - (var_1_6 + var_1_7)))) : (var_1_1 == ((unsigned char) ((((var_1_7) < ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))) ? (var_1_7) : ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))))))) && (((- var_1_3) > var_1_6) ? (var_1_8 == ((signed long int) ((var_1_9 - var_1_1) - var_1_5))) : 1)) && ((var_1_4 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5)))) ? (var_1_10 == ((float) ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))))) : ((var_1_13 || var_1_14) ? (var_1_10 == ((float) var_1_11)) : 1))) && (((var_1_12 / var_1_16) >= var_1_10) ? (var_1_15 == ((double) (var_1_17 + 255.5))) : 1)) && ((var_1_3 > var_1_2) ? (var_1_18 == ((unsigned long int) ((((var_1_9) < ((var_1_19 - var_1_6))) ? (var_1_9) : ((var_1_19 - var_1_6)))))) : ((var_1_20 || (var_1_9 >= var_1_8)) ? (var_1_18 == ((unsigned long int) var_1_6)) : (var_1_18 == ((unsigned long int) var_1_7))))) && (var_1_21 == ((signed short int) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))))) && ((var_1_21 == var_1_3) ? ((! var_1_20) ? (var_1_22 == ((signed char) ((((var_1_6) > ((5 - var_1_7))) ? (var_1_6) : ((5 - var_1_7)))))) : (var_1_22 == ((signed char) (var_1_7 + var_1_23)))) : 1) ; [L148] RET, EXPR property() [L148] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=2147483644, var_1_19=2147483647, var_1_1=188, var_1_20=0, var_1_21=63, var_1_22=0, var_1_23=63, var_1_2=4294967292, var_1_3=4294967293, var_1_4=3, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1273/10, var_1_18=2147483644, var_1_19=2147483647, var_1_1=188, var_1_20=0, var_1_21=63, var_1_22=0, var_1_23=63, var_1_2=4294967292, var_1_3=4294967293, var_1_4=3, var_1_5=254, var_1_6=3, var_1_7=63, var_1_8=128, var_1_9=2147483644] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 1, TraceHistogramMax: 29, 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=54occurred 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: 0.0s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 19:11:43,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bc7ef909b955d94cc33c7c480daf26416e1dc6ff5b14c1fd090d6520efcf759 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:11:45,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:11:45,965 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 19:11:45,971 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:11:45,971 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:11:45,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:11:45,999 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:11:46,000 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:11:46,001 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:11:46,001 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:11:46,002 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:11:46,003 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:11:46,003 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:11:46,004 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:11:46,004 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:11:46,005 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:11:46,006 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:11:46,006 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:11:46,007 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:11:46,007 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:11:46,008 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:11:46,008 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:11:46,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:11:46,009 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:11:46,010 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 19:11:46,010 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 19:11:46,011 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 19:11:46,011 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:11:46,011 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:11:46,012 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:11:46,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:11:46,013 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 19:11:46,013 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:11:46,013 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:11:46,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:11:46,014 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:11:46,014 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:11:46,014 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:11:46,015 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 19:11:46,015 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 19:11:46,015 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:11:46,015 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:11:46,016 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:11:46,016 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:11:46,016 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_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bc7ef909b955d94cc33c7c480daf26416e1dc6ff5b14c1fd090d6520efcf759 [2023-12-02 19:11:46,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:11:46,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:11:46,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:11:46,324 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:11:46,324 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:11:46,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i [2023-12-02 19:11:49,124 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:11:49,345 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:11:49,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i [2023-12-02 19:11:49,359 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/data/d090a4e26/b6deee498c6a4a1781db6e180a5c370c/FLAGfd258e950 [2023-12-02 19:11:49,378 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/data/d090a4e26/b6deee498c6a4a1781db6e180a5c370c [2023-12-02 19:11:49,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:11:49,383 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:11:49,385 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:11:49,385 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:11:49,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:11:49,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:11:49" (1/1) ... [2023-12-02 19:11:49,395 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e83759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49, skipping insertion in model container [2023-12-02 19:11:49,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:11:49" (1/1) ... [2023-12-02 19:11:49,437 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:11:49,632 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_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i[917,930] [2023-12-02 19:11:49,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:11:49,743 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:11:49,760 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_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i[917,930] [2023-12-02 19:11:49,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:11:49,823 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:11:49,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49 WrapperNode [2023-12-02 19:11:49,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:11:49,825 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:11:49,825 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:11:49,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:11:49,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49" (1/1) ... [2023-12-02 19:11:49,852 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49" (1/1) ... [2023-12-02 19:11:49,887 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2023-12-02 19:11:49,888 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:11:49,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:11:49,889 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:11:49,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:11:49,901 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49" (1/1) ... [2023-12-02 19:11:49,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49" (1/1) ... [2023-12-02 19:11:49,908 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49" (1/1) ... [2023-12-02 19:11:49,908 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49" (1/1) ... [2023-12-02 19:11:49,922 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49" (1/1) ... [2023-12-02 19:11:49,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49" (1/1) ... [2023-12-02 19:11:49,931 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49" (1/1) ... [2023-12-02 19:11:49,933 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49" (1/1) ... [2023-12-02 19:11:49,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:11:49,941 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:11:49,941 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:11:49,941 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:11:49,942 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49" (1/1) ... [2023-12-02 19:11:49,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:11:49,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:11:49,979 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:11:49,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:11:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:11:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 19:11:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:11:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:11:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:11:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:11:50,158 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:11:50,162 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:11:55,552 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:11:55,599 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:11:55,600 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:11:55,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:11:55 BoogieIcfgContainer [2023-12-02 19:11:55,600 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:11:55,603 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:11:55,603 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:11:55,606 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:11:55,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:11:49" (1/3) ... [2023-12-02 19:11:55,607 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ddc7df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:11:55, skipping insertion in model container [2023-12-02 19:11:55,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:11:49" (2/3) ... [2023-12-02 19:11:55,608 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ddc7df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:11:55, skipping insertion in model container [2023-12-02 19:11:55,608 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:11:55" (3/3) ... [2023-12-02 19:11:55,609 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-12.i [2023-12-02 19:11:55,623 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:11:55,624 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:11:55,673 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:11:55,680 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;@3f4dc292, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:11:55,680 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:11:55,685 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 19:11:55,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-02 19:11:55,703 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:11:55,703 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:11:55,704 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:11:55,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:11:55,709 INFO L85 PathProgramCache]: Analyzing trace with hash 1169450564, now seen corresponding path program 1 times [2023-12-02 19:11:55,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:11:55,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1200903721] [2023-12-02 19:11:55,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:11:55,724 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:11:55,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:11:55,745 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:11:55,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 19:11:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:11:56,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 19:11:56,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:11:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2023-12-02 19:11:56,276 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:11:56,277 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:11:56,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1200903721] [2023-12-02 19:11:56,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1200903721] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:11:56,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:11:56,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:11:56,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583896000] [2023-12-02 19:11:56,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:11:56,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 19:11:56,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:11:56,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 19:11:56,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:11:56,315 INFO L87 Difference]: Start difference. First operand has 70 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-12-02 19:11:57,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:11:57,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:11:57,958 INFO L93 Difference]: Finished difference Result 137 states and 247 transitions. [2023-12-02 19:11:58,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 19:11:58,002 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 175 [2023-12-02 19:11:58,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:11:58,009 INFO L225 Difference]: With dead ends: 137 [2023-12-02 19:11:58,009 INFO L226 Difference]: Without dead ends: 68 [2023-12-02 19:11:58,012 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:11:58,016 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-12-02 19:11:58,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-12-02 19:11:58,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2023-12-02 19:11:58,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2023-12-02 19:11:58,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 37 states have (on average 1.2702702702702702) internal successors, (47), 37 states have internal predecessors, (47), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 19:11:58,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 105 transitions. [2023-12-02 19:11:58,061 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 105 transitions. Word has length 175 [2023-12-02 19:11:58,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:11:58,061 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 105 transitions. [2023-12-02 19:11:58,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-12-02 19:11:58,062 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 105 transitions. [2023-12-02 19:11:58,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-02 19:11:58,066 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:11:58,066 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:11:58,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 19:11:58,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:11:58,267 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:11:58,268 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:11:58,268 INFO L85 PathProgramCache]: Analyzing trace with hash -904133118, now seen corresponding path program 1 times [2023-12-02 19:11:58,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:11:58,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [697879040] [2023-12-02 19:11:58,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:11:58,270 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:11:58,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:11:58,271 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:11:58,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b1ad990-2b28-4eb8-8b0c-248a5b27a2da/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 19:11:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:11:58,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 19:11:58,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:13:03,115 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_5~0)) (.cse3 ((_ zero_extend 24) c_~var_1_7~0)) (.cse1 ((_ zero_extend 24) c_~var_1_6~0))) (and (bvsge .cse0 (_ bv127 32)) (bvsle .cse1 (_ bv64 32)) (bvsge c_~var_1_9~0 (_ bv1073741822 32)) (bvugt c_~var_1_2~0 (bvmul c_~var_1_4~0 c_~var_1_3~0)) (bvsle .cse0 (_ bv254 32)) (let ((.cse2 (fp.gt c_~var_1_11~0 c_~var_1_12~0))) (or (and (not .cse2) (= c_~var_1_12~0 c_~var_1_10~0)) (and .cse2 (= c_~var_1_11~0 c_~var_1_10~0)))) (= c_~var_1_8~0 (bvadd c_~var_1_9~0 (bvneg .cse0) (bvneg ((_ zero_extend 24) c_~var_1_1~0)))) (= ((_ extract 7 0) (bvadd (bvneg (bvadd .cse1 .cse3)) .cse0)) c_~var_1_1~0) (bvsle .cse3 (_ bv63 32)) (not (= c_~var_1_4~0 .cse1)) (fp.geq (fp.div c_currentRoundingMode c_~var_1_12~0 c_~var_1_16~0) c_~var_1_10~0) (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5))) (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse5))) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4)))))) (= c_~var_1_15~0 (fp.add c_currentRoundingMode c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 511.0 2.0)))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-02 19:14:07,616 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_5~0)) (.cse3 ((_ zero_extend 24) c_~var_1_7~0)) (.cse1 ((_ zero_extend 24) c_~var_1_6~0))) (and (bvsge .cse0 (_ bv127 32)) (bvsle .cse1 (_ bv64 32)) (bvsge c_~var_1_9~0 (_ bv1073741822 32)) (bvugt c_~var_1_2~0 (bvmul c_~var_1_4~0 c_~var_1_3~0)) (= c_~var_1_2~0 |c_ULTIMATE.start_step_~stepLocal_1~0#1|) (bvsle .cse0 (_ bv254 32)) (let ((.cse2 (fp.gt c_~var_1_11~0 c_~var_1_12~0))) (or (and (not .cse2) (= c_~var_1_12~0 c_~var_1_10~0)) (and .cse2 (= c_~var_1_11~0 c_~var_1_10~0)))) (= c_~var_1_8~0 (bvadd c_~var_1_9~0 (bvneg .cse0) (bvneg ((_ zero_extend 24) c_~var_1_1~0)))) (= ((_ extract 7 0) (bvadd (bvneg (bvadd .cse1 .cse3)) .cse0)) c_~var_1_1~0) (bvsle .cse3 (_ bv63 32)) (not (= c_~var_1_4~0 .cse1)) (fp.geq (fp.div c_currentRoundingMode c_~var_1_12~0 c_~var_1_16~0) c_~var_1_10~0) (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5))) (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse5))) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4)))))) (= c_~var_1_15~0 (fp.add c_currentRoundingMode c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 511.0 2.0)))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-02 19:15:27,121 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_5~0)) (.cse3 ((_ zero_extend 24) c_~var_1_7~0)) (.cse1 ((_ zero_extend 24) c_~var_1_6~0))) (and (bvsge .cse0 (_ bv127 32)) (bvsle .cse1 (_ bv64 32)) (bvsge c_~var_1_9~0 (_ bv1073741822 32)) (bvugt c_~var_1_2~0 (bvmul c_~var_1_4~0 c_~var_1_3~0)) (bvsle .cse0 (_ bv254 32)) (let ((.cse2 (fp.gt c_~var_1_11~0 c_~var_1_12~0))) (or (and (not .cse2) (= c_~var_1_12~0 c_~var_1_10~0)) (and .cse2 (= c_~var_1_11~0 c_~var_1_10~0)))) (= c_~var_1_8~0 (bvadd c_~var_1_9~0 (bvneg .cse0) (bvneg ((_ zero_extend 24) c_~var_1_1~0)))) (= ((_ extract 7 0) (bvadd (bvneg (bvadd .cse1 .cse3)) .cse0)) c_~var_1_1~0) (bvsle .cse3 (_ bv63 32)) (not (= c_~var_1_4~0 .cse1)) (fp.geq (fp.div c_currentRoundingMode c_~var_1_12~0 c_~var_1_16~0) c_~var_1_10~0) (let ((.cse5 (bvadd c_~var_1_19~0 (bvneg .cse1)))) (let ((.cse4 (bvult c_~var_1_9~0 .cse5))) (or (and (= c_~var_1_9~0 c_~var_1_18~0) .cse4) (and (not .cse4) (= .cse5 c_~var_1_18~0))))) (bvugt c_~var_1_3~0 c_~var_1_2~0) (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6)))))) (= c_~var_1_15~0 (fp.add c_currentRoundingMode c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 511.0 2.0)))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-02 19:16:43,919 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_5~0)) (.cse1 ((_ zero_extend 24) c_~var_1_7~0)) (.cse2 ((_ zero_extend 24) c_~var_1_6~0))) (and (bvsge .cse0 (_ bv127 32)) (= c_~var_1_21~0 ((_ extract 15 0) .cse1)) (bvsle .cse2 (_ bv64 32)) (bvsge c_~var_1_9~0 (_ bv1073741822 32)) (bvugt c_~var_1_2~0 (bvmul c_~var_1_4~0 c_~var_1_3~0)) (bvsle .cse0 (_ bv254 32)) (let ((.cse3 (fp.gt c_~var_1_11~0 c_~var_1_12~0))) (or (and (not .cse3) (= c_~var_1_12~0 c_~var_1_10~0)) (and .cse3 (= c_~var_1_11~0 c_~var_1_10~0)))) (= c_~var_1_8~0 (bvadd c_~var_1_9~0 (bvneg .cse0) (bvneg ((_ zero_extend 24) c_~var_1_1~0)))) (= ((_ extract 7 0) (bvadd (bvneg (bvadd .cse2 .cse1)) .cse0)) c_~var_1_1~0) (bvsle .cse1 (_ bv63 32)) (not (= c_~var_1_4~0 .cse2)) (fp.geq (fp.div c_currentRoundingMode c_~var_1_12~0 c_~var_1_16~0) c_~var_1_10~0) (let ((.cse5 (bvadd c_~var_1_19~0 (bvneg .cse2)))) (let ((.cse4 (bvult c_~var_1_9~0 .cse5))) (or (and (= c_~var_1_9~0 c_~var_1_18~0) .cse4) (and (not .cse4) (= .cse5 c_~var_1_18~0))))) (bvugt c_~var_1_3~0 c_~var_1_2~0) (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6)))))) (= c_~var_1_15~0 (fp.add c_currentRoundingMode c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 511.0 2.0)))) (= c_~var_1_3~0 |c_ULTIMATE.start_step_~stepLocal_3~0#1|) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-02 19:17:53,807 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_5~0)) (.cse1 ((_ zero_extend 24) c_~var_1_7~0)) (.cse2 ((_ zero_extend 24) c_~var_1_6~0))) (and (bvsge .cse0 (_ bv127 32)) (= c_~var_1_21~0 ((_ extract 15 0) .cse1)) (not (= c_~var_1_3~0 ((_ sign_extend 16) c_~var_1_21~0))) (bvsle .cse2 (_ bv64 32)) (bvsge c_~var_1_9~0 (_ bv1073741822 32)) (bvugt c_~var_1_2~0 (bvmul c_~var_1_4~0 c_~var_1_3~0)) (bvsle .cse0 (_ bv254 32)) (let ((.cse3 (fp.gt c_~var_1_11~0 c_~var_1_12~0))) (or (and (not .cse3) (= c_~var_1_12~0 c_~var_1_10~0)) (and .cse3 (= c_~var_1_11~0 c_~var_1_10~0)))) (= c_~var_1_8~0 (bvadd c_~var_1_9~0 (bvneg .cse0) (bvneg ((_ zero_extend 24) c_~var_1_1~0)))) (= ((_ extract 7 0) (bvadd (bvneg (bvadd .cse2 .cse1)) .cse0)) c_~var_1_1~0) (bvsle .cse1 (_ bv63 32)) (not (= c_~var_1_4~0 .cse2)) (fp.geq (fp.div c_currentRoundingMode c_~var_1_12~0 c_~var_1_16~0) c_~var_1_10~0) (let ((.cse5 (bvadd c_~var_1_19~0 (bvneg .cse2)))) (let ((.cse4 (bvult c_~var_1_9~0 .cse5))) (or (and (= c_~var_1_9~0 c_~var_1_18~0) .cse4) (and (not .cse4) (= .cse5 c_~var_1_18~0))))) (bvugt c_~var_1_3~0 c_~var_1_2~0) (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6)))))) (= c_~var_1_15~0 (fp.add c_currentRoundingMode c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 511.0 2.0)))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-02 19:17:55,856 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_5~0)) (.cse1 ((_ zero_extend 24) c_~var_1_7~0)) (.cse2 ((_ zero_extend 24) c_~var_1_6~0))) (and (bvsge .cse0 (_ bv127 32)) (= c_~var_1_21~0 ((_ extract 15 0) .cse1)) (not (= c_~var_1_3~0 ((_ sign_extend 16) c_~var_1_21~0))) (bvsle .cse2 (_ bv64 32)) (bvsge c_~var_1_9~0 (_ bv1073741822 32)) (bvugt c_~var_1_2~0 (bvmul c_~var_1_4~0 c_~var_1_3~0)) (bvsle .cse0 (_ bv254 32)) (let ((.cse3 (fp.gt c_~var_1_11~0 c_~var_1_12~0))) (or (and (not .cse3) (= c_~var_1_12~0 c_~var_1_10~0)) (and .cse3 (= c_~var_1_11~0 c_~var_1_10~0)))) (= c_~var_1_8~0 (bvadd c_~var_1_9~0 (bvneg .cse0) (bvneg ((_ zero_extend 24) c_~var_1_1~0)))) (= ((_ extract 7 0) (bvadd (bvneg (bvadd .cse2 .cse1)) .cse0)) c_~var_1_1~0) (bvsle .cse1 (_ bv63 32)) (not (= c_~var_1_4~0 .cse2)) (fp.geq (fp.div c_currentRoundingMode c_~var_1_12~0 c_~var_1_16~0) c_~var_1_10~0) (let ((.cse5 (bvadd c_~var_1_19~0 (bvneg .cse2)))) (let ((.cse4 (bvult c_~var_1_9~0 .cse5))) (or (and (= c_~var_1_9~0 c_~var_1_18~0) .cse4) (and (not .cse4) (= .cse5 c_~var_1_18~0))))) (bvugt c_~var_1_3~0 c_~var_1_2~0) (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6)))))) (= c_~var_1_15~0 (fp.add c_currentRoundingMode c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 511.0 2.0)))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true