./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-67.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ --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 d8bdd19acbe498650d7fcbc5f87a3729b2a0fceea07c67bc2b75aa19d4b04f77 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:17:00,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:17:00,342 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:17:00,350 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:17:00,351 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:17:00,404 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:17:00,405 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:17:00,406 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:17:00,408 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:17:00,414 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:17:00,415 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:17:00,415 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:17:00,416 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:17:00,418 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:17:00,419 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:17:00,420 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:17:00,420 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:17:00,421 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:17:00,422 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:17:00,422 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:17:00,425 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:17:00,429 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:17:00,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:17:00,431 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:17:00,431 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:17:00,432 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:17:00,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:17:00,433 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:17:00,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:17:00,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:17:00,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:17:00,435 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:17:00,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:17:00,436 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:17:00,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:17:00,437 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:17:00,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:00,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:17:00,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:17:00,438 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:17:00,438 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:17:00,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:17:00,439 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:17:00,440 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:17:00,440 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:17:00,440 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_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8bdd19acbe498650d7fcbc5f87a3729b2a0fceea07c67bc2b75aa19d4b04f77 [2023-11-19 05:17:00,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:17:00,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:17:00,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:17:00,898 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:17:00,898 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:17:00,901 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-67.i [2023-11-19 05:17:04,628 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:17:04,986 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:17:04,997 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-67.i [2023-11-19 05:17:05,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/data/447066f24/f1fcf4dc5c384f5393b7062009ffe438/FLAG61de259d0 [2023-11-19 05:17:05,045 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/data/447066f24/f1fcf4dc5c384f5393b7062009ffe438 [2023-11-19 05:17:05,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:17:05,051 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:17:05,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:05,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:17:05,060 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:17:05,061 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:05" (1/1) ... [2023-11-19 05:17:05,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@678bfba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05, skipping insertion in model container [2023-11-19 05:17:05,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:05" (1/1) ... [2023-11-19 05:17:05,106 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:17:05,349 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_01ded1fd-868e-4695-833d-123a6fc13b05/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-67.i[919,932] [2023-11-19 05:17:05,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:05,532 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:17:05,556 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_01ded1fd-868e-4695-833d-123a6fc13b05/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-67.i[919,932] [2023-11-19 05:17:05,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:05,672 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:17:05,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05 WrapperNode [2023-11-19 05:17:05,673 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:05,674 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:05,674 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:17:05,675 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:17:05,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05" (1/1) ... [2023-11-19 05:17:05,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05" (1/1) ... [2023-11-19 05:17:05,804 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 251 [2023-11-19 05:17:05,805 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:05,806 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:17:05,807 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:17:05,807 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:17:05,820 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05" (1/1) ... [2023-11-19 05:17:05,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05" (1/1) ... [2023-11-19 05:17:05,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05" (1/1) ... [2023-11-19 05:17:05,842 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05" (1/1) ... [2023-11-19 05:17:05,881 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05" (1/1) ... [2023-11-19 05:17:05,886 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05" (1/1) ... [2023-11-19 05:17:05,900 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05" (1/1) ... [2023-11-19 05:17:05,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05" (1/1) ... [2023-11-19 05:17:05,910 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:17:05,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:17:05,911 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:17:05,912 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:17:05,913 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05" (1/1) ... [2023-11-19 05:17:05,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:05,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:05,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:17:05,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:17:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:17:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:17:06,010 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:17:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:17:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:17:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:17:06,148 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:17:06,151 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:17:06,813 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:17:07,377 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:17:07,377 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:17:07,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:07 BoogieIcfgContainer [2023-11-19 05:17:07,385 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:17:07,388 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:17:07,389 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:17:07,392 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:17:07,393 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:17:05" (1/3) ... [2023-11-19 05:17:07,394 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e9ed6fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:07, skipping insertion in model container [2023-11-19 05:17:07,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:05" (2/3) ... [2023-11-19 05:17:07,400 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e9ed6fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:07, skipping insertion in model container [2023-11-19 05:17:07,401 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:07" (3/3) ... [2023-11-19 05:17:07,402 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-67.i [2023-11-19 05:17:07,423 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:17:07,424 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:17:07,484 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:17:07,493 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;@1ac7b11f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:17:07,493 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:17:07,498 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 05:17:07,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-19 05:17:07,514 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:07,515 INFO L195 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:17:07,516 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:07,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:07,523 INFO L85 PathProgramCache]: Analyzing trace with hash -18794861, now seen corresponding path program 1 times [2023-11-19 05:17:07,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:17:07,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822888511] [2023-11-19 05:17:07,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:07,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:17:07,818 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:17:07,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1792686857] [2023-11-19 05:17:07,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:07,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:17:07,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:07,822 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:17:07,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:17:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:17:08,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:17:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:17:08,516 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:17:08,519 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:17:08,520 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:17:08,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 05:17:08,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:17:08,735 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:17:08,739 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:17:08,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:17:08 BoogieIcfgContainer [2023-11-19 05:17:08,918 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:17:08,919 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:17:08,919 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:17:08,919 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:17:08,920 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:07" (3/4) ... [2023-11-19 05:17:08,922 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:17:08,924 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:17:08,925 INFO L158 Benchmark]: Toolchain (without parser) took 3874.23ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 96.5MB in the beginning and 54.7MB in the end (delta: 41.8MB). Peak memory consumption was 96.3MB. Max. memory is 16.1GB. [2023-11-19 05:17:08,926 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 132.1MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:17:08,927 INFO L158 Benchmark]: CACSL2BoogieTranslator took 620.61ms. Allocated memory is still 132.1MB. Free memory was 96.5MB in the beginning and 81.1MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:17:08,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.62ms. Allocated memory is still 132.1MB. Free memory was 81.1MB in the beginning and 76.6MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:17:08,929 INFO L158 Benchmark]: Boogie Preprocessor took 103.79ms. Allocated memory is still 132.1MB. Free memory was 76.6MB in the beginning and 74.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:17:08,930 INFO L158 Benchmark]: RCFGBuilder took 1474.21ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 74.1MB in the beginning and 118.7MB in the end (delta: -44.6MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2023-11-19 05:17:08,931 INFO L158 Benchmark]: TraceAbstraction took 1529.96ms. Allocated memory is still 184.5MB. Free memory was 118.7MB in the beginning and 54.7MB in the end (delta: 64.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-19 05:17:08,931 INFO L158 Benchmark]: Witness Printer took 5.11ms. Allocated memory is still 184.5MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:17:08,936 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 132.1MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 620.61ms. Allocated memory is still 132.1MB. Free memory was 96.5MB in the beginning and 81.1MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.62ms. Allocated memory is still 132.1MB. Free memory was 81.1MB in the beginning and 76.6MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.79ms. Allocated memory is still 132.1MB. Free memory was 76.6MB in the beginning and 74.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1474.21ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 74.1MB in the beginning and 118.7MB in the end (delta: -44.6MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1529.96ms. Allocated memory is still 184.5MB. Free memory was 118.7MB in the beginning and 54.7MB in the end (delta: 64.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 5.11ms. Allocated memory is still 184.5MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 119, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of bitwiseOr at line 62, overapproximation of bitwiseAnd at line 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someUnaryFLOAToperation at line 123, overapproximation of someBinaryArithmeticFLOAToperation at line 141. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 9.75; [L23] unsigned char var_1_3 = 1; [L24] signed long int var_1_4 = 25; [L25] unsigned char var_1_6 = 1; [L26] float var_1_7 = 7.5; [L27] signed long int var_1_8 = -1000; [L28] float var_1_9 = 9.25; [L29] float var_1_10 = 64.5; [L30] float var_1_11 = 16.25; [L31] signed char var_1_12 = 2; [L32] signed char var_1_13 = 8; [L33] signed char var_1_14 = 0; [L34] float var_1_15 = 0.6; [L35] signed char var_1_16 = 32; [L36] unsigned short int var_1_17 = 2; [L37] unsigned short int var_1_19 = 63241; [L38] unsigned short int var_1_20 = 58697; [L39] unsigned short int var_1_21 = 25516; [L40] unsigned long int var_1_22 = 3301682525; [L41] double var_1_23 = 128.9; [L42] unsigned long int var_1_29 = 100000; [L43] unsigned long int var_1_31 = 4154314939; [L44] unsigned char var_1_33 = 0; [L45] unsigned char var_1_34 = 0; [L46] float var_1_35 = 49.875; [L47] signed short int var_1_36 = -32; [L48] unsigned long int var_1_38 = 128; [L49] double var_1_39 = 50.925; [L50] double var_1_40 = 128.6; [L51] unsigned long int var_1_42 = 4282912011; [L52] signed long int var_1_44 = 5; [L53] double last_1_var_1_1 = 9.75; [L54] unsigned char last_1_var_1_3 = 1; [L55] float last_1_var_1_7 = 7.5; [L56] signed char last_1_var_1_12 = 2; [L57] float last_1_var_1_15 = 0.6; [L58] unsigned short int last_1_var_1_17 = 2; [L207] isInitial = 1 [L208] FCALL initially() [L209] COND TRUE 1 [L210] CALL updateLastVariables() [L195] last_1_var_1_1 = var_1_1 [L196] last_1_var_1_3 = var_1_3 [L197] last_1_var_1_7 = var_1_7 [L198] last_1_var_1_12 = var_1_12 [L199] last_1_var_1_15 = var_1_15 [L200] last_1_var_1_17 = var_1_17 [L210] RET updateLastVariables() [L211] CALL updateVariables() [L146] var_1_4 = __VERIFIER_nondet_long() [L147] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L148] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L149] var_1_6 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L151] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L152] var_1_8 = __VERIFIER_nondet_long() [L153] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=37/4] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=37/4] [L154] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=37/4] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=37/4] [L155] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=37/4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=37/4] [L156] var_1_9 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L158] var_1_10 = __VERIFIER_nondet_float() [L159] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L160] var_1_11 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L162] var_1_13 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L164] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L165] var_1_14 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L167] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L168] var_1_19 = __VERIFIER_nondet_ushort() [L169] CALL assume_abort_if_not(var_1_19 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_19 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L170] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L171] var_1_20 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_20 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_20 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L173] CALL assume_abort_if_not(var_1_20 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_20 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L174] var_1_21 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_21 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_21 >= 24575) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L176] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L177] var_1_22 = __VERIFIER_nondet_ulong() [L178] CALL assume_abort_if_not(var_1_22 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_22 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L179] CALL assume_abort_if_not(var_1_22 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_22 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L180] var_1_31 = __VERIFIER_nondet_ulong() [L181] CALL assume_abort_if_not(var_1_31 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_31 >= 3221225470) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L182] CALL assume_abort_if_not(var_1_31 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_31 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L183] var_1_34 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L185] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L186] var_1_39 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=5, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=5, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L188] var_1_40 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=5, var_1_3=1, var_1_40=6, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=5, var_1_3=1, var_1_40=6, var_1_42=4282912011, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L190] var_1_42 = __VERIFIER_nondet_ulong() [L191] CALL assume_abort_if_not(var_1_42 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=5, var_1_3=1, var_1_40=6, var_1_42=4294967293, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_42 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=5, var_1_3=1, var_1_40=6, var_1_42=4294967293, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L192] CALL assume_abort_if_not(var_1_42 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=5, var_1_3=1, var_1_40=6, var_1_42=4294967293, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_42 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=2, var_1_13=3, var_1_14=3, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=5, var_1_3=1, var_1_40=6, var_1_42=4294967293, var_1_44=5, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L211] RET updateVariables() [L212] CALL step() [L62] EXPR ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12 [L62] signed long int stepLocal_2 = ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12; [L63] COND TRUE last_1_var_1_7 > (var_1_11 + last_1_var_1_15) [L64] COND FALSE !(var_1_14 < stepLocal_2) [L69] var_1_16 = var_1_13 [L72] unsigned long int stepLocal_3 = var_1_22 - var_1_20; [L73] COND TRUE \read(last_1_var_1_3) [L74] COND TRUE \read(var_1_6) [L75] COND TRUE \read(last_1_var_1_3) [L76] var_1_17 = var_1_14 [L90] var_1_33 = var_1_34 [L91] COND TRUE var_1_6 || var_1_6 [L92] COND TRUE var_1_8 <= (var_1_13 - 64) [L93] COND FALSE !(var_1_31 < ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) [L96] var_1_44 = 16 [L102] var_1_3 = (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6) [L103] COND TRUE var_1_16 < (var_1_14 + var_1_13) [L104] COND FALSE !(5 <= var_1_14) [L110] COND TRUE \read(var_1_3) [L111] EXPR (-10 + var_1_14) & var_1_17 [L111] COND TRUE ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) > ((-10 + var_1_14) & var_1_17) [L112] var_1_29 = (((((var_1_31 - 64u) < 0 ) ? -(var_1_31 - 64u) : (var_1_31 - 64u))) - var_1_21) [L117] var_1_36 = ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) [L118] COND TRUE 50 != var_1_16 [L119] var_1_1 = (1.00000000000025E12 - 24.25) [L121] var_1_35 = var_1_10 [L122] var_1_12 = (var_1_13 - var_1_14) [L123] var_1_15 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L124] COND TRUE var_1_1 > (var_1_39 - var_1_40) [L125] COND FALSE !(var_1_19 <= var_1_14) [L128] COND TRUE ((((((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) > (var_1_10)) ? (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) : (var_1_10))) != var_1_10 [L129] var_1_38 = ((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))) [L135] unsigned char stepLocal_1 = var_1_3; [L136] signed long int stepLocal_0 = (var_1_16 + 100) / var_1_8; [L137] COND FALSE !(stepLocal_0 >= var_1_17) [L212] RET step() [L213] CALL, EXPR property() [L203] EXPR ((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1) [L203-L204] return (((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1)) && (last_1_var_1_3 ? (var_1_6 ? (last_1_var_1_3 ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) (((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))) - ((var_1_21 - 256) - 256))))) : (((var_1_22 - var_1_20) > (var_1_4 / var_1_8)) ? ((last_1_var_1_1 >= var_1_10) ? (var_1_17 == ((unsigned short int) var_1_14)) : 1) : 1)) : (var_1_17 == ((unsigned short int) var_1_21))) ; [L213] RET, EXPR property() [L213] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=0, var_1_13=3, var_1_14=3, var_1_15=7, var_1_16=3, var_1_17=3, var_1_19=32768, var_1_1=0, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=4294942655, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=3, var_1_36=3, var_1_38=4294967294, var_1_39=5, var_1_3=1, var_1_40=6, var_1_42=4294967293, var_1_44=16, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=3, var_1_11=4, var_1_12=0, var_1_13=3, var_1_14=3, var_1_15=7, var_1_16=3, var_1_17=3, var_1_19=32768, var_1_1=0, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=4294942655, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=3, var_1_36=3, var_1_38=4294967294, var_1_39=5, var_1_3=1, var_1_40=6, var_1_42=4294967293, var_1_44=16, var_1_4=103, var_1_6=1, var_1_7=15/2, var_1_8=-104, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 30, 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=56occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 111 NumberOfCodeBlocks, 111 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:17:09,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ --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 d8bdd19acbe498650d7fcbc5f87a3729b2a0fceea07c67bc2b75aa19d4b04f77 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:17:11,962 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:17:12,092 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:17:12,101 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:17:12,102 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:17:12,151 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:17:12,152 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:17:12,153 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:17:12,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:17:12,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:17:12,159 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:17:12,160 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:17:12,160 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:17:12,162 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:17:12,162 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:17:12,163 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:17:12,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:17:12,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:17:12,165 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:17:12,166 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:17:12,166 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:17:12,167 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:17:12,167 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:17:12,167 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:17:12,168 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:17:12,168 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:17:12,169 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:17:12,169 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:17:12,170 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:17:12,170 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:17:12,171 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:17:12,172 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:17:12,172 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:17:12,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:12,173 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:17:12,173 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:17:12,173 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:17:12,174 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:17:12,174 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:17:12,175 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:17:12,175 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:17:12,175 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:17:12,176 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_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8bdd19acbe498650d7fcbc5f87a3729b2a0fceea07c67bc2b75aa19d4b04f77 [2023-11-19 05:17:12,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:17:12,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:17:12,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:17:12,622 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:17:12,622 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:17:12,625 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-67.i [2023-11-19 05:17:16,257 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:17:16,627 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:17:16,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-67.i [2023-11-19 05:17:16,652 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/data/85987322b/61e9a59fb074427aa18f1543d595d502/FLAG728785a13 [2023-11-19 05:17:16,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/data/85987322b/61e9a59fb074427aa18f1543d595d502 [2023-11-19 05:17:16,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:17:16,695 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:17:16,700 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:16,700 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:17:16,707 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:17:16,708 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:16" (1/1) ... [2023-11-19 05:17:16,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c89dd96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:16, skipping insertion in model container [2023-11-19 05:17:16,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:16" (1/1) ... [2023-11-19 05:17:16,768 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:17:17,040 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_01ded1fd-868e-4695-833d-123a6fc13b05/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-67.i[919,932] [2023-11-19 05:17:17,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:17,198 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:17:17,228 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_01ded1fd-868e-4695-833d-123a6fc13b05/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-67.i[919,932] [2023-11-19 05:17:17,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:17,349 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:17:17,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:17 WrapperNode [2023-11-19 05:17:17,350 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:17,352 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:17,353 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:17:17,354 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:17:17,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:17" (1/1) ... [2023-11-19 05:17:17,389 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:17" (1/1) ... [2023-11-19 05:17:17,448 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-19 05:17:17,449 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:17,450 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:17:17,450 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:17:17,451 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:17:17,462 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:17" (1/1) ... [2023-11-19 05:17:17,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:17" (1/1) ... [2023-11-19 05:17:17,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:17" (1/1) ... [2023-11-19 05:17:17,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:17" (1/1) ... [2023-11-19 05:17:17,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:17" (1/1) ... [2023-11-19 05:17:17,550 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:17" (1/1) ... [2023-11-19 05:17:17,554 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:17" (1/1) ... [2023-11-19 05:17:17,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:17" (1/1) ... [2023-11-19 05:17:17,574 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:17:17,575 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:17:17,576 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:17:17,576 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:17:17,577 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:17" (1/1) ... [2023-11-19 05:17:17,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:17,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:17,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:17:17,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:17:17,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:17:17,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:17:17,687 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:17:17,688 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:17:17,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:17:17,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:17:17,864 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:17:17,867 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:17:21,657 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:17:21,677 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:17:21,677 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:17:21,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:21 BoogieIcfgContainer [2023-11-19 05:17:21,683 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:17:21,686 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:17:21,686 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:17:21,690 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:17:21,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:17:16" (1/3) ... [2023-11-19 05:17:21,692 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@188c0e8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:21, skipping insertion in model container [2023-11-19 05:17:21,692 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:17" (2/3) ... [2023-11-19 05:17:21,693 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@188c0e8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:21, skipping insertion in model container [2023-11-19 05:17:21,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:21" (3/3) ... [2023-11-19 05:17:21,695 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-67.i [2023-11-19 05:17:21,736 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:17:21,736 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:17:21,798 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:17:21,808 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;@d131d5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:17:21,808 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:17:21,815 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 05:17:21,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-19 05:17:21,851 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:21,853 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:17:21,856 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:21,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:21,867 INFO L85 PathProgramCache]: Analyzing trace with hash 64139227, now seen corresponding path program 1 times [2023-11-19 05:17:21,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:17:21,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [530177961] [2023-11-19 05:17:21,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:21,892 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:21,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:17:21,899 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:17:21,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:17:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:22,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:17:22,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:22,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2023-11-19 05:17:22,918 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:17:22,919 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:17:22,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [530177961] [2023-11-19 05:17:22,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [530177961] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:17:22,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:17:22,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:17:22,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713466901] [2023-11-19 05:17:22,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:17:22,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:17:22,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:17:23,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:17:23,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:17:23,003 INFO L87 Difference]: Start difference. First operand has 93 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-19 05:17:23,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:17:23,074 INFO L93 Difference]: Finished difference Result 179 states and 316 transitions. [2023-11-19 05:17:23,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:17:23,077 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 190 [2023-11-19 05:17:23,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:17:23,087 INFO L225 Difference]: With dead ends: 179 [2023-11-19 05:17:23,087 INFO L226 Difference]: Without dead ends: 89 [2023-11-19 05:17:23,093 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:17:23,097 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:17:23,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:17:23,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-19 05:17:23,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-19 05:17:23,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 57 states have (on average 1.3859649122807018) internal successors, (79), 57 states have internal predecessors, (79), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 05:17:23,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 139 transitions. [2023-11-19 05:17:23,168 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 139 transitions. Word has length 190 [2023-11-19 05:17:23,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:17:23,168 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 139 transitions. [2023-11-19 05:17:23,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-19 05:17:23,169 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2023-11-19 05:17:23,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-19 05:17:23,175 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:23,176 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:17:23,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:17:23,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:23,392 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:23,393 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:23,393 INFO L85 PathProgramCache]: Analyzing trace with hash -391590169, now seen corresponding path program 1 times [2023-11-19 05:17:23,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:17:23,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1878501476] [2023-11-19 05:17:23,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:23,396 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:23,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:17:23,397 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:17:23,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:17:23,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:23,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:17:23,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:25,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-19 05:17:25,381 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:17:25,382 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:17:25,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1878501476] [2023-11-19 05:17:25,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1878501476] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:17:25,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:17:25,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:17:25,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350946953] [2023-11-19 05:17:25,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:17:25,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:17:25,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:17:25,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:17:25,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:17:25,395 INFO L87 Difference]: Start difference. First operand 89 states and 139 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:17:27,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:28,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:17:28,178 INFO L93 Difference]: Finished difference Result 262 states and 412 transitions. [2023-11-19 05:17:28,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:17:28,198 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 190 [2023-11-19 05:17:28,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:17:28,206 INFO L225 Difference]: With dead ends: 262 [2023-11-19 05:17:28,206 INFO L226 Difference]: Without dead ends: 176 [2023-11-19 05:17:28,208 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:17:28,210 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 94 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-19 05:17:28,211 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 392 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-19 05:17:28,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-11-19 05:17:28,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 149. [2023-11-19 05:17:28,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 86 states have (on average 1.2906976744186047) internal successors, (111), 86 states have internal predecessors, (111), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-19 05:17:28,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 231 transitions. [2023-11-19 05:17:28,282 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 231 transitions. Word has length 190 [2023-11-19 05:17:28,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:17:28,286 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 231 transitions. [2023-11-19 05:17:28,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:17:28,287 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 231 transitions. [2023-11-19 05:17:28,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 05:17:28,303 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:28,303 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:17:28,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 05:17:28,518 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:28,519 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:28,519 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:28,519 INFO L85 PathProgramCache]: Analyzing trace with hash -2076223179, now seen corresponding path program 1 times [2023-11-19 05:17:28,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:17:28,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1789481721] [2023-11-19 05:17:28,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:28,521 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:28,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:17:28,523 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:17:28,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 05:17:29,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:29,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:17:29,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:30,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 249 proven. 81 refuted. 0 times theorem prover too weak. 1410 trivial. 0 not checked. [2023-11-19 05:17:30,090 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:17:30,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 6 proven. 81 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-19 05:17:30,704 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:17:30,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1789481721] [2023-11-19 05:17:30,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1789481721] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:17:30,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1555773767] [2023-11-19 05:17:30,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:30,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:17:30,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:17:30,721 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:17:30,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 05:17:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:31,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:17:31,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:32,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-19 05:17:32,507 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:17:32,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1555773767] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:17:32,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:17:32,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5, 5] total 8 [2023-11-19 05:17:32,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685763624] [2023-11-19 05:17:32,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:17:32,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:17:32,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:17:32,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:17:32,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:17:32,511 INFO L87 Difference]: Start difference. First operand 149 states and 231 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:17:33,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:17:33,694 INFO L93 Difference]: Finished difference Result 325 states and 508 transitions. [2023-11-19 05:17:33,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:17:33,719 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 192 [2023-11-19 05:17:33,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:17:33,724 INFO L225 Difference]: With dead ends: 325 [2023-11-19 05:17:33,725 INFO L226 Difference]: Without dead ends: 239 [2023-11-19 05:17:33,727 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 573 GetRequests, 566 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:17:33,728 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 40 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:17:33,729 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 260 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-19 05:17:33,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2023-11-19 05:17:33,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 237. [2023-11-19 05:17:33,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 143 states have (on average 1.3286713286713288) internal successors, (190), 143 states have internal predecessors, (190), 90 states have call successors, (90), 3 states have call predecessors, (90), 3 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-19 05:17:33,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 370 transitions. [2023-11-19 05:17:33,802 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 370 transitions. Word has length 192 [2023-11-19 05:17:33,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:17:33,803 INFO L495 AbstractCegarLoop]: Abstraction has 237 states and 370 transitions. [2023-11-19 05:17:33,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:17:33,804 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 370 transitions. [2023-11-19 05:17:33,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 05:17:33,809 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:33,809 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:17:33,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 05:17:34,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 05:17:34,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:34,220 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:34,221 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:34,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1538685747, now seen corresponding path program 1 times [2023-11-19 05:17:34,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:17:34,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [835658303] [2023-11-19 05:17:34,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:34,222 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:34,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:17:34,225 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:17:34,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 05:17:34,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:34,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:17:34,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:35,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 249 proven. 81 refuted. 0 times theorem prover too weak. 1410 trivial. 0 not checked. [2023-11-19 05:17:35,608 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:17:36,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 6 proven. 81 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-19 05:17:36,161 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:17:36,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [835658303] [2023-11-19 05:17:36,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [835658303] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:17:36,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [307721275] [2023-11-19 05:17:36,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:36,165 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:17:36,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:17:36,169 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:17:36,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 05:17:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:37,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:17:37,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:39,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-19 05:17:39,078 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:17:39,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [307721275] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:17:39,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:17:39,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 10 [2023-11-19 05:17:39,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86521409] [2023-11-19 05:17:39,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:17:39,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:17:39,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:17:39,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:17:39,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:17:39,091 INFO L87 Difference]: Start difference. First operand 237 states and 370 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:17:42,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:17:42,767 INFO L93 Difference]: Finished difference Result 757 states and 1196 transitions. [2023-11-19 05:17:42,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 05:17:42,769 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 192 [2023-11-19 05:17:42,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:17:42,777 INFO L225 Difference]: With dead ends: 757 [2023-11-19 05:17:42,778 INFO L226 Difference]: Without dead ends: 587 [2023-11-19 05:17:42,780 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 575 GetRequests, 564 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2023-11-19 05:17:42,781 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 368 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 368 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:17:42,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [368 Valid, 504 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2023-11-19 05:17:42,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2023-11-19 05:17:42,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 421. [2023-11-19 05:17:42,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 265 states have (on average 1.369811320754717) internal successors, (363), 265 states have internal predecessors, (363), 150 states have call successors, (150), 5 states have call predecessors, (150), 5 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2023-11-19 05:17:42,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 663 transitions. [2023-11-19 05:17:42,888 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 663 transitions. Word has length 192 [2023-11-19 05:17:42,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:17:42,890 INFO L495 AbstractCegarLoop]: Abstraction has 421 states and 663 transitions. [2023-11-19 05:17:42,890 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:17:42,890 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 663 transitions. [2023-11-19 05:17:42,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 05:17:42,894 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:42,895 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:17:42,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-19 05:17:43,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-19 05:17:43,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:43,305 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:43,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:43,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1566894130, now seen corresponding path program 1 times [2023-11-19 05:17:43,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:17:43,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1619363761] [2023-11-19 05:17:43,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:43,308 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:43,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:17:43,309 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:17:43,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/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 (8)] Waiting until timeout for monitored process [2023-11-19 05:17:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:43,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:17:43,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:44,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 249 proven. 81 refuted. 0 times theorem prover too weak. 1410 trivial. 0 not checked. [2023-11-19 05:17:44,796 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:17:45,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 6 proven. 81 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-19 05:17:45,361 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:17:45,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1619363761] [2023-11-19 05:17:45,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1619363761] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:17:45,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1788997390] [2023-11-19 05:17:45,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:45,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:17:45,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:17:45,368 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:17:45,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-19 05:17:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:47,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:17:47,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:48,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 249 proven. 81 refuted. 0 times theorem prover too weak. 1410 trivial. 0 not checked. [2023-11-19 05:17:48,281 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:17:48,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 6 proven. 81 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-19 05:17:48,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1788997390] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:17:48,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2135000308] [2023-11-19 05:17:48,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:48,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:17:48,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:48,755 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:17:48,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-19 05:17:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:49,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:17:49,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:49,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 249 proven. 81 refuted. 0 times theorem prover too weak. 1410 trivial. 0 not checked. [2023-11-19 05:17:49,897 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:17:50,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 6 proven. 81 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-19 05:17:50,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2135000308] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:17:50,359 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 05:17:50,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-19 05:17:50,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482450551] [2023-11-19 05:17:50,360 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 05:17:50,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 05:17:50,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:17:50,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 05:17:50,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:17:50,366 INFO L87 Difference]: Start difference. First operand 421 states and 663 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2023-11-19 05:17:52,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:17:52,202 INFO L93 Difference]: Finished difference Result 621 states and 966 transitions. [2023-11-19 05:17:52,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:17:52,227 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 193 [2023-11-19 05:17:52,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:17:52,231 INFO L225 Difference]: With dead ends: 621 [2023-11-19 05:17:52,231 INFO L226 Difference]: Without dead ends: 267 [2023-11-19 05:17:52,233 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1156 GetRequests, 1144 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-19 05:17:52,234 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 103 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-19 05:17:52,235 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 230 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-19 05:17:52,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2023-11-19 05:17:52,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 261. [2023-11-19 05:17:52,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 164 states have (on average 1.274390243902439) internal successors, (209), 164 states have internal predecessors, (209), 90 states have call successors, (90), 6 states have call predecessors, (90), 6 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-19 05:17:52,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 389 transitions. [2023-11-19 05:17:52,278 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 389 transitions. Word has length 193 [2023-11-19 05:17:52,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:17:52,291 INFO L495 AbstractCegarLoop]: Abstraction has 261 states and 389 transitions. [2023-11-19 05:17:52,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2023-11-19 05:17:52,292 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 389 transitions. [2023-11-19 05:17:52,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-19 05:17:52,295 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:52,295 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:17:52,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/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 (8)] Forceful destruction successful, exit code 0 [2023-11-19 05:17:52,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-19 05:17:52,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-19 05:17:52,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 05:17:52,909 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:52,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:52,910 INFO L85 PathProgramCache]: Analyzing trace with hash 578428966, now seen corresponding path program 1 times [2023-11-19 05:17:52,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:17:52,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [801539527] [2023-11-19 05:17:52,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:52,911 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:52,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:17:52,913 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:17:52,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ded1fd-868e-4695-833d-123a6fc13b05/bin/utaipan-verify-t7M7D8N6sZ/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 (11)] Waiting until timeout for monitored process [2023-11-19 05:17:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:53,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 05:17:53,513 INFO L285 TraceCheckSpWp]: Computing forward predicates...