./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a72044eca37c9344cf7356219da330f9c945a1c22555364502c74c325db2c27b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:51:26,376 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:51:26,451 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 18:51:26,455 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:51:26,456 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:51:26,479 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:51:26,480 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:51:26,480 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:51:26,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:51:26,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:51:26,482 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:51:26,483 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:51:26,483 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:51:26,484 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 18:51:26,484 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:51:26,485 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:51:26,485 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 18:51:26,486 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 18:51:26,486 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:51:26,487 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 18:51:26,487 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 18:51:26,488 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 18:51:26,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:51:26,489 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:51:26,490 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:51:26,490 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 18:51:26,491 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:51:26,491 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:51:26,491 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:51:26,492 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:51:26,492 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:51:26,493 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:51:26,493 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:51:26,493 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:51:26,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:51:26,493 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:51:26,494 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:51:26,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:51:26,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:51:26,494 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:51:26,495 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:51:26,495 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 18:51:26,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 18:51:26,495 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:51:26,495 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:51:26,495 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:51:26,496 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:51:26,496 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_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a72044eca37c9344cf7356219da330f9c945a1c22555364502c74c325db2c27b [2023-12-02 18:51:26,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:51:26,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:51:26,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:51:26,751 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:51:26,751 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:51:26,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i [2023-12-02 18:51:29,495 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:51:29,677 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:51:29,678 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i [2023-12-02 18:51:29,687 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/data/e1a5cb645/93f9d429b65043ee9d870a7d74c462c6/FLAGaef3858d9 [2023-12-02 18:51:29,700 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/data/e1a5cb645/93f9d429b65043ee9d870a7d74c462c6 [2023-12-02 18:51:29,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:51:29,704 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:51:29,705 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:51:29,705 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:51:29,710 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:51:29,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:51:29" (1/1) ... [2023-12-02 18:51:29,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@129c4fab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:29, skipping insertion in model container [2023-12-02 18:51:29,712 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:51:29" (1/1) ... [2023-12-02 18:51:29,748 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:51:29,901 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_edf6251c-05de-49cb-a16d-004ac9ce3ac4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i[916,929] [2023-12-02 18:51:29,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:51:29,987 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:51:29,996 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_edf6251c-05de-49cb-a16d-004ac9ce3ac4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i[916,929] [2023-12-02 18:51:30,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:51:30,052 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:51:30,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:30 WrapperNode [2023-12-02 18:51:30,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:51:30,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:51:30,054 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:51:30,054 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:51:30,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:30" (1/1) ... [2023-12-02 18:51:30,075 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:30" (1/1) ... [2023-12-02 18:51:30,121 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 279 [2023-12-02 18:51:30,122 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:51:30,122 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:51:30,123 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:51:30,123 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:51:30,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:30" (1/1) ... [2023-12-02 18:51:30,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:30" (1/1) ... [2023-12-02 18:51:30,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:30" (1/1) ... [2023-12-02 18:51:30,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:30" (1/1) ... [2023-12-02 18:51:30,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:30" (1/1) ... [2023-12-02 18:51:30,162 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:30" (1/1) ... [2023-12-02 18:51:30,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:30" (1/1) ... [2023-12-02 18:51:30,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:30" (1/1) ... [2023-12-02 18:51:30,181 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:51:30,182 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:51:30,182 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:51:30,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:51:30,184 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:30" (1/1) ... [2023-12-02 18:51:30,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:51:30,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:51:30,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:51:30,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:51:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:51:30,247 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:51:30,247 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:51:30,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 18:51:30,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:51:30,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:51:30,343 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:51:30,345 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:51:30,792 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:51:31,263 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:51:31,264 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:51:31,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:51:31 BoogieIcfgContainer [2023-12-02 18:51:31,265 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:51:31,268 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:51:31,268 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:51:31,272 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:51:31,272 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:51:29" (1/3) ... [2023-12-02 18:51:31,273 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef76455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:51:31, skipping insertion in model container [2023-12-02 18:51:31,273 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:30" (2/3) ... [2023-12-02 18:51:31,273 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef76455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:51:31, skipping insertion in model container [2023-12-02 18:51:31,273 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:51:31" (3/3) ... [2023-12-02 18:51:31,275 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-14.i [2023-12-02 18:51:31,293 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:51:31,293 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:51:31,342 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:51:31,350 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;@64de2ef6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:51:31,350 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:51:31,355 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-12-02 18:51:31,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-02 18:51:31,368 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:51:31,369 INFO L195 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:51:31,369 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:51:31,374 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:51:31,374 INFO L85 PathProgramCache]: Analyzing trace with hash -90184645, now seen corresponding path program 1 times [2023-12-02 18:51:31,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 18:51:31,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062049089] [2023-12-02 18:51:31,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:51:31,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 18:51:31,549 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 18:51:31,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [268682399] [2023-12-02 18:51:31,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:51:31,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 18:51:31,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:51:31,558 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 18:51:31,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 18:51:32,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:51:32,988 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 18:51:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:51:51,717 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 18:51:51,719 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 18:51:51,720 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 18:51:51,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 18:51:51,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 18:51:51,929 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 18:51:51,933 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 18:51:52,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:51:52 BoogieIcfgContainer [2023-12-02 18:51:52,046 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 18:51:52,046 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 18:51:52,046 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 18:51:52,047 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 18:51:52,047 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:51:31" (3/4) ... [2023-12-02 18:51:52,049 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 18:51:52,050 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 18:51:52,052 INFO L158 Benchmark]: Toolchain (without parser) took 22347.35ms. Allocated memory was 174.1MB in the beginning and 211.8MB in the end (delta: 37.7MB). Free memory was 138.9MB in the beginning and 155.9MB in the end (delta: -16.9MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-12-02 18:51:52,052 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 119.5MB. Free memory is still 87.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:51:52,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.68ms. Allocated memory is still 174.1MB. Free memory was 138.9MB in the beginning and 133.3MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 18:51:52,053 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.11ms. Allocated memory is still 174.1MB. Free memory was 132.3MB in the beginning and 127.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 18:51:52,054 INFO L158 Benchmark]: Boogie Preprocessor took 58.88ms. Allocated memory is still 174.1MB. Free memory was 126.0MB in the beginning and 123.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 18:51:52,055 INFO L158 Benchmark]: RCFGBuilder took 1083.37ms. Allocated memory is still 174.1MB. Free memory was 123.9MB in the beginning and 102.0MB in the end (delta: 21.9MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2023-12-02 18:51:52,056 INFO L158 Benchmark]: TraceAbstraction took 20777.58ms. Allocated memory was 174.1MB in the beginning and 211.8MB in the end (delta: 37.7MB). Free memory was 101.0MB in the beginning and 156.9MB in the end (delta: -55.9MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2023-12-02 18:51:52,056 INFO L158 Benchmark]: Witness Printer took 4.28ms. Allocated memory is still 211.8MB. Free memory was 156.9MB in the beginning and 155.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 18:51:52,060 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 119.5MB. Free memory is still 87.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.68ms. Allocated memory is still 174.1MB. Free memory was 138.9MB in the beginning and 133.3MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.11ms. Allocated memory is still 174.1MB. Free memory was 132.3MB in the beginning and 127.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.88ms. Allocated memory is still 174.1MB. Free memory was 126.0MB in the beginning and 123.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1083.37ms. Allocated memory is still 174.1MB. Free memory was 123.9MB in the beginning and 102.0MB in the end (delta: 21.9MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * TraceAbstraction took 20777.58ms. Allocated memory was 174.1MB in the beginning and 211.8MB in the end (delta: 37.7MB). Free memory was 101.0MB in the beginning and 156.9MB in the end (delta: -55.9MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * Witness Printer took 4.28ms. Allocated memory is still 211.8MB. Free memory was 156.9MB in the beginning and 155.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 128, overapproximation of someBinaryArithmeticDOUBLEoperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 118, overapproximation of bitwiseOr at line 103, overapproximation of someUnaryDOUBLEoperation at line 51, overapproximation of bitwiseAnd at line 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 16; [L23] unsigned long int var_1_4 = 4042214920; [L24] signed char var_1_6 = -50; [L25] signed char var_1_8 = -4; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 0; [L28] unsigned char var_1_11 = 0; [L29] unsigned char var_1_12 = 0; [L30] signed long int var_1_13 = 128; [L31] signed char var_1_14 = -32; [L32] signed char var_1_15 = 0; [L33] signed long int var_1_16 = 128; [L34] unsigned short int var_1_17 = 4; [L35] unsigned char var_1_20 = 64; [L36] unsigned char var_1_22 = 16; [L37] unsigned char var_1_23 = 0; [L38] unsigned char var_1_24 = 1; [L39] unsigned char var_1_26 = 1; [L40] unsigned char var_1_27 = 128; [L41] unsigned char var_1_28 = 128; [L42] signed char var_1_29 = 64; [L43] signed char var_1_30 = 64; [L44] double var_1_31 = 63.75; [L45] unsigned long int var_1_32 = 5; [L46] double var_1_33 = 8.6; [L47] double var_1_34 = 2.25; [L48] unsigned long int var_1_35 = 2195589809; [L49] signed long int var_1_36 = -256; [L50] double var_1_37 = 0.88; [L51] float var_1_38 = -0.2; [L52] unsigned long int last_1_var_1_1 = 16; [L53] unsigned char last_1_var_1_9 = 0; [L54] unsigned char last_1_var_1_20 = 64; [L55] unsigned char last_1_var_1_27 = 128; [L56] double last_1_var_1_31 = 63.75; [L205] isInitial = 1 [L206] FCALL initially() [L207] COND TRUE 1 [L208] CALL updateLastVariables() [L194] last_1_var_1_1 = var_1_1 [L195] last_1_var_1_9 = var_1_9 [L196] last_1_var_1_20 = var_1_20 [L197] last_1_var_1_27 = var_1_27 [L198] last_1_var_1_31 = var_1_31 [L208] RET updateLastVariables() [L209] CALL updateVariables() [L145] var_1_4 = __VERIFIER_nondet_ulong() [L146] CALL assume_abort_if_not(var_1_4 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=-4, var_1_9=0] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_4 >= 2147483647) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=-4, var_1_9=0] [L147] CALL assume_abort_if_not(var_1_4 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=-4, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 <= 4294967294) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=-4, var_1_9=0] [L148] var_1_8 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L150] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L151] var_1_10 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L153] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L154] var_1_11 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L156] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L157] var_1_12 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L159] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L160] var_1_13 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L162] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L164] var_1_15 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L167] var_1_22 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_22 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_22 <= 64) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L170] var_1_23 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L172] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L173] var_1_26 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L175] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L176] var_1_28 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_28 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_28 >= 127) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L178] CALL assume_abort_if_not(var_1_28 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_28 <= 254) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L179] var_1_30 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_30 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 >= 63) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L181] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L182] var_1_32 = __VERIFIER_nondet_ulong() [L183] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L184] CALL assume_abort_if_not(var_1_32 <= 23) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_32 <= 23) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L185] var_1_33 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L187] var_1_34 = __VERIFIER_nondet_double() [L188] CALL assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L189] var_1_35 = __VERIFIER_nondet_ulong() [L190] CALL assume_abort_if_not(var_1_35 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_35=4294966468, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_35 >= 2147483647) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_35=4294966468, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L191] CALL assume_abort_if_not(var_1_35 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_35=4294966468, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_35 <= 4294967295) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_35=4294966468, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L209] RET updateVariables() [L210] CALL step() [L60] unsigned char stepLocal_0 = last_1_var_1_9; [L61] COND TRUE (last_1_var_1_20 > last_1_var_1_1) || stepLocal_0 [L62] var_1_6 = var_1_8 [L66] COND FALSE !(((((last_1_var_1_31) > (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31))) < 1.85) [L69] COND FALSE !((((((var_1_4 / var_1_13)) < (last_1_var_1_27)) ? ((var_1_4 / var_1_13)) : (last_1_var_1_27))) < ((((var_1_22) < (500u)) ? (var_1_22) : (500u)))) [L72] COND TRUE var_1_8 >= -16 [L73] var_1_29 = (var_1_22 - (var_1_30 - var_1_23)) [L77] var_1_36 = var_1_32 [L78] var_1_37 = var_1_34 [L79] var_1_38 = var_1_33 [L80] COND TRUE var_1_36 >= var_1_36 [L81] var_1_1 = (var_1_4 - var_1_20) [L89] COND FALSE !(var_1_4 < var_1_1) [L96] var_1_14 = var_1_15 [L98] signed char stepLocal_2 = var_1_14; [L99] unsigned char stepLocal_1 = var_1_20; [L100] COND FALSE !((2 << 1u) > stepLocal_1) [L103] EXPR (5 - var_1_27) ^ (var_1_20 / var_1_13) [L103] COND TRUE stepLocal_2 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13)) [L104] var_1_9 = var_1_10 [L109] COND TRUE var_1_29 != (var_1_13 / -16) [L110] COND TRUE var_1_1 > (256u * var_1_14) [L111] var_1_16 = var_1_6 [L116] unsigned char stepLocal_3 = var_1_11; [L117] COND TRUE stepLocal_3 || (var_1_16 < var_1_20) [L118] COND TRUE var_1_38 < ((((- var_1_38) < 0 ) ? -(- var_1_38) : (- var_1_38))) [L119] var_1_17 = var_1_15 [L128] EXPR 256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) [L128] signed long int stepLocal_6 = 256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))); [L129] unsigned long int stepLocal_5 = var_1_35 - (var_1_17 + var_1_15); [L130] EXPR var_1_13 & var_1_8 [L130] COND FALSE !((var_1_13 & var_1_8) > stepLocal_6) [L133] COND FALSE !(var_1_4 <= stepLocal_5) [L137] unsigned char stepLocal_4 = var_1_27; [L138] COND FALSE !((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) + (64 * var_1_16)) == stepLocal_4) [L141] var_1_24 = (var_1_12 || var_1_11) [L210] RET step() [L211] CALL, EXPR property() [L201] EXPR (((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1)))) [L201] EXPR ((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))) [L201] EXPR (5 - var_1_27) ^ (var_1_20 / var_1_13) [L201] EXPR ((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))) [L201] EXPR (((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1)))) [L201] EXPR (((((((((((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))))) && ((var_1_4 < var_1_1) ? ((var_1_4 >= var_1_6) ? (var_1_14 == ((signed char) (2 - var_1_15))) : (var_1_14 == ((signed char) var_1_8))) : (var_1_14 == ((signed char) var_1_15)))) && ((var_1_29 != (var_1_13 / -16)) ? ((var_1_1 > (256u * var_1_14)) ? (var_1_16 == ((signed long int) var_1_6)) : (var_1_16 == ((signed long int) var_1_29))) : 1)) && ((var_1_11 || (var_1_16 < var_1_20)) ? ((var_1_38 < ((((- var_1_38) < 0 ) ? -(- var_1_38) : (- var_1_38)))) ? (var_1_17 == ((unsigned short int) var_1_15)) : (var_1_12 ? (var_1_17 == ((unsigned short int) var_1_15)) : 1)) : (var_1_17 == ((unsigned short int) 8)))) && ((((((last_1_var_1_31) > (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31))) < 1.85) ? (var_1_20 == ((unsigned char) ((var_1_22 + var_1_23) + var_1_15))) : 1)) && (((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) + (64 * var_1_16)) == var_1_27) ? (var_1_24 == ((unsigned char) (var_1_12 || var_1_26))) : (var_1_24 == ((unsigned char) (var_1_12 || var_1_11))))) && (((((((var_1_4 / var_1_13)) < (last_1_var_1_27)) ? ((var_1_4 / var_1_13)) : (last_1_var_1_27))) < ((((var_1_22) < (500u)) ? (var_1_22) : (500u)))) ? (var_1_27 == ((unsigned char) (var_1_28 - ((((var_1_15) < (var_1_23)) ? (var_1_15) : (var_1_23)))))) : 1)) && ((var_1_8 >= -16) ? (var_1_29 == ((signed char) (var_1_22 - (var_1_30 - var_1_23)))) : (var_1_29 == ((signed char) ((((var_1_23) < (var_1_15)) ? (var_1_23) : (var_1_15))))))) && (((var_1_13 & var_1_8) > (256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : ((var_1_4 <= (var_1_35 - (var_1_17 + var_1_15))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : 1)) [L201-L202] return ((((((((((((((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))))) && ((var_1_4 < var_1_1) ? ((var_1_4 >= var_1_6) ? (var_1_14 == ((signed char) (2 - var_1_15))) : (var_1_14 == ((signed char) var_1_8))) : (var_1_14 == ((signed char) var_1_15)))) && ((var_1_29 != (var_1_13 / -16)) ? ((var_1_1 > (256u * var_1_14)) ? (var_1_16 == ((signed long int) var_1_6)) : (var_1_16 == ((signed long int) var_1_29))) : 1)) && ((var_1_11 || (var_1_16 < var_1_20)) ? ((var_1_38 < ((((- var_1_38) < 0 ) ? -(- var_1_38) : (- var_1_38)))) ? (var_1_17 == ((unsigned short int) var_1_15)) : (var_1_12 ? (var_1_17 == ((unsigned short int) var_1_15)) : 1)) : (var_1_17 == ((unsigned short int) 8)))) && ((((((last_1_var_1_31) > (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31))) < 1.85) ? (var_1_20 == ((unsigned char) ((var_1_22 + var_1_23) + var_1_15))) : 1)) && (((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) + (64 * var_1_16)) == var_1_27) ? (var_1_24 == ((unsigned char) (var_1_12 || var_1_26))) : (var_1_24 == ((unsigned char) (var_1_12 || var_1_11))))) && (((((((var_1_4 / var_1_13)) < (last_1_var_1_27)) ? ((var_1_4 / var_1_13)) : (last_1_var_1_27))) < ((((var_1_22) < (500u)) ? (var_1_22) : (500u)))) ? (var_1_27 == ((unsigned char) (var_1_28 - ((((var_1_15) < (var_1_23)) ? (var_1_15) : (var_1_23)))))) : 1)) && ((var_1_8 >= -16) ? (var_1_29 == ((signed char) (var_1_22 - (var_1_30 - var_1_23)))) : (var_1_29 == ((signed char) ((((var_1_23) < (var_1_15)) ? (var_1_23) : (var_1_15))))))) && (((var_1_13 & var_1_8) > (256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : ((var_1_4 <= (var_1_35 - (var_1_17 + var_1_15))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : 1))) && (var_1_36 == ((signed long int) var_1_32))) && (var_1_37 == ((double) var_1_34))) && (var_1_38 == ((float) var_1_33)) ; [L211] RET, EXPR property() [L211] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=3, var_1_15=3, var_1_16=15, var_1_17=3, var_1_1=4294966399, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=0, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=-1, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=3, var_1_35=4294966468, var_1_36=1, var_1_37=3, var_1_38=2, var_1_4=4294966463, var_1_6=15, var_1_8=15, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=3, var_1_15=3, var_1_16=15, var_1_17=3, var_1_1=4294966399, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=0, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=-1, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=3, var_1_35=4294966468, var_1_36=1, var_1_37=3, var_1_38=2, var_1_4=4294966463, var_1_6=15, var_1_8=15, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.6s, OverallIterations: 1, TraceHistogramMax: 31, 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: 0.0s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 18:51:52,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a72044eca37c9344cf7356219da330f9c945a1c22555364502c74c325db2c27b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:51:54,003 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:51:54,078 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 18:51:54,084 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:51:54,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:51:54,112 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:51:54,113 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:51:54,114 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:51:54,114 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:51:54,115 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:51:54,115 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:51:54,116 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:51:54,116 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:51:54,117 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:51:54,117 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:51:54,118 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:51:54,119 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:51:54,119 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:51:54,120 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:51:54,120 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:51:54,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:51:54,122 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:51:54,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:51:54,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:51:54,123 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 18:51:54,123 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 18:51:54,124 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 18:51:54,124 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:51:54,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:51:54,125 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:51:54,125 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:51:54,126 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 18:51:54,126 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:51:54,126 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:51:54,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:51:54,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:51:54,127 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:51:54,127 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:51:54,128 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 18:51:54,128 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 18:51:54,128 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:51:54,128 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:51:54,129 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:51:54,129 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:51:54,129 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_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a72044eca37c9344cf7356219da330f9c945a1c22555364502c74c325db2c27b [2023-12-02 18:51:54,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:51:54,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:51:54,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:51:54,446 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:51:54,447 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:51:54,448 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i [2023-12-02 18:51:57,157 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:51:57,386 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:51:57,386 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i [2023-12-02 18:51:57,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/data/52a6eba5d/9fb49e8c543a4ce4a934a96ef561602f/FLAGab7a9060f [2023-12-02 18:51:57,410 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/data/52a6eba5d/9fb49e8c543a4ce4a934a96ef561602f [2023-12-02 18:51:57,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:51:57,413 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:51:57,414 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:51:57,414 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:51:57,419 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:51:57,420 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:51:57" (1/1) ... [2023-12-02 18:51:57,421 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a207536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57, skipping insertion in model container [2023-12-02 18:51:57,421 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:51:57" (1/1) ... [2023-12-02 18:51:57,461 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:51:57,607 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_edf6251c-05de-49cb-a16d-004ac9ce3ac4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i[916,929] [2023-12-02 18:51:57,699 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:51:57,724 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:51:57,739 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_edf6251c-05de-49cb-a16d-004ac9ce3ac4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i[916,929] [2023-12-02 18:51:57,787 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:51:57,806 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:51:57,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57 WrapperNode [2023-12-02 18:51:57,807 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:51:57,808 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:51:57,808 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:51:57,808 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:51:57,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57" (1/1) ... [2023-12-02 18:51:57,830 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57" (1/1) ... [2023-12-02 18:51:57,863 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-12-02 18:51:57,863 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:51:57,864 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:51:57,864 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:51:57,864 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:51:57,874 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57" (1/1) ... [2023-12-02 18:51:57,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57" (1/1) ... [2023-12-02 18:51:57,880 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57" (1/1) ... [2023-12-02 18:51:57,881 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57" (1/1) ... [2023-12-02 18:51:57,896 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57" (1/1) ... [2023-12-02 18:51:57,900 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57" (1/1) ... [2023-12-02 18:51:57,904 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57" (1/1) ... [2023-12-02 18:51:57,906 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57" (1/1) ... [2023-12-02 18:51:57,912 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:51:57,913 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:51:57,913 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:51:57,914 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:51:57,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57" (1/1) ... [2023-12-02 18:51:57,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:51:57,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:51:57,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:51:57,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:51:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:51:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 18:51:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:51:57,980 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:51:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:51:57,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:51:58,076 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:51:58,078 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:51:59,540 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:51:59,599 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:51:59,599 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:51:59,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:51:59 BoogieIcfgContainer [2023-12-02 18:51:59,600 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:51:59,602 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:51:59,603 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:51:59,605 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:51:59,605 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:51:57" (1/3) ... [2023-12-02 18:51:59,606 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@695dfb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:51:59, skipping insertion in model container [2023-12-02 18:51:59,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:57" (2/3) ... [2023-12-02 18:51:59,606 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@695dfb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:51:59, skipping insertion in model container [2023-12-02 18:51:59,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:51:59" (3/3) ... [2023-12-02 18:51:59,608 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-14.i [2023-12-02 18:51:59,622 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:51:59,623 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:51:59,663 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:51:59,669 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;@70a7fdb3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:51:59,669 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:51:59,672 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-12-02 18:51:59,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-02 18:51:59,687 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:51:59,688 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:51:59,689 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:51:59,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:51:59,694 INFO L85 PathProgramCache]: Analyzing trace with hash -2097201629, now seen corresponding path program 1 times [2023-12-02 18:51:59,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:51:59,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [897264579] [2023-12-02 18:51:59,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:51:59,706 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 18:51:59,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:51:59,732 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 18:51:59,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 18:52:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:52:00,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 18:52:00,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:52:00,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2023-12-02 18:52:00,203 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:52:00,204 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:52:00,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [897264579] [2023-12-02 18:52:00,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [897264579] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:52:00,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:52:00,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 18:52:00,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560785121] [2023-12-02 18:52:00,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:52:00,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 18:52:00,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:52:00,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 18:52:00,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 18:52:00,246 INFO L87 Difference]: Start difference. First operand has 83 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-12-02 18:52:01,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:52:01,245 INFO L93 Difference]: Finished difference Result 162 states and 295 transitions. [2023-12-02 18:52:01,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 18:52:01,268 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 192 [2023-12-02 18:52:01,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:52:01,275 INFO L225 Difference]: With dead ends: 162 [2023-12-02 18:52:01,275 INFO L226 Difference]: Without dead ends: 80 [2023-12-02 18:52:01,278 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 18:52:01,281 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-02 18:52:01,282 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-02 18:52:01,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-12-02 18:52:01,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-12-02 18:52:01,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 47 states have (on average 1.3617021276595744) internal successors, (64), 47 states have internal predecessors, (64), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-12-02 18:52:01,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 126 transitions. [2023-12-02 18:52:01,322 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 126 transitions. Word has length 192 [2023-12-02 18:52:01,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:52:01,322 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 126 transitions. [2023-12-02 18:52:01,323 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-12-02 18:52:01,323 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2023-12-02 18:52:01,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-02 18:52:01,328 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:52:01,329 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:52:01,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 18:52:01,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 18:52:01,529 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:52:01,530 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:52:01,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1873201569, now seen corresponding path program 1 times [2023-12-02 18:52:01,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:52:01,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1956383310] [2023-12-02 18:52:01,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:52:01,532 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 18:52:01,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:52:01,533 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 18:52:01,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 18:52:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:52:01,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 18:52:01,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:52:03,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-12-02 18:52:03,545 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:52:03,546 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:52:03,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1956383310] [2023-12-02 18:52:03,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1956383310] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:52:03,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:52:03,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 18:52:03,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083297144] [2023-12-02 18:52:03,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:52:03,549 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 18:52:03,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:52:03,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 18:52:03,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 18:52:03,550 INFO L87 Difference]: Start difference. First operand 80 states and 126 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-12-02 18:52:06,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:52:06,483 INFO L93 Difference]: Finished difference Result 246 states and 385 transitions. [2023-12-02 18:52:06,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 18:52:06,506 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 192 [2023-12-02 18:52:06,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:52:06,510 INFO L225 Difference]: With dead ends: 246 [2023-12-02 18:52:06,510 INFO L226 Difference]: Without dead ends: 167 [2023-12-02 18:52:06,511 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 18:52:06,513 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 101 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-12-02 18:52:06,513 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 350 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-12-02 18:52:06,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2023-12-02 18:52:06,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 157. [2023-12-02 18:52:06,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 92 states have (on average 1.358695652173913) internal successors, (125), 92 states have internal predecessors, (125), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-12-02 18:52:06,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 249 transitions. [2023-12-02 18:52:06,550 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 249 transitions. Word has length 192 [2023-12-02 18:52:06,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:52:06,551 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 249 transitions. [2023-12-02 18:52:06,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-12-02 18:52:06,552 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 249 transitions. [2023-12-02 18:52:06,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-02 18:52:06,555 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:52:06,556 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:52:06,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-02 18:52:06,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 18:52:06,764 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:52:06,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:52:06,765 INFO L85 PathProgramCache]: Analyzing trace with hash -120943137, now seen corresponding path program 1 times [2023-12-02 18:52:06,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:52:06,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [384849548] [2023-12-02 18:52:06,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:52:06,766 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 18:52:06,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:52:06,767 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 18:52:06,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 18:52:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:52:07,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 18:52:07,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:52:07,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-12-02 18:52:07,753 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:52:07,753 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:52:07,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [384849548] [2023-12-02 18:52:07,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [384849548] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:52:07,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:52:07,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 18:52:07,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734313473] [2023-12-02 18:52:07,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:52:07,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 18:52:07,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:52:07,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 18:52:07,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 18:52:07,757 INFO L87 Difference]: Start difference. First operand 157 states and 249 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-12-02 18:52:08,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:52:10,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:52:10,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:52:10,392 INFO L93 Difference]: Finished difference Result 392 states and 622 transitions. [2023-12-02 18:52:10,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 18:52:10,393 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 192 [2023-12-02 18:52:10,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:52:10,397 INFO L225 Difference]: With dead ends: 392 [2023-12-02 18:52:10,398 INFO L226 Difference]: Without dead ends: 236 [2023-12-02 18:52:10,399 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 18:52:10,401 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 56 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-12-02 18:52:10,401 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 350 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-12-02 18:52:10,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2023-12-02 18:52:10,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 234. [2023-12-02 18:52:10,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 137 states have (on average 1.3503649635036497) internal successors, (185), 137 states have internal predecessors, (185), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2023-12-02 18:52:10,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 371 transitions. [2023-12-02 18:52:10,457 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 371 transitions. Word has length 192 [2023-12-02 18:52:10,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:52:10,458 INFO L495 AbstractCegarLoop]: Abstraction has 234 states and 371 transitions. [2023-12-02 18:52:10,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-12-02 18:52:10,459 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 371 transitions. [2023-12-02 18:52:10,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-12-02 18:52:10,462 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:52:10,463 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:52:10,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-02 18:52:10,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 18:52:10,664 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:52:10,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:52:10,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1617416509, now seen corresponding path program 1 times [2023-12-02 18:52:10,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:52:10,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1624034831] [2023-12-02 18:52:10,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:52:10,666 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 18:52:10,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:52:10,667 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 18:52:10,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf6251c-05de-49cb-a16d-004ac9ce3ac4/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-02 18:52:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:52:11,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 58 conjunts are in the unsatisfiable core [2023-12-02 18:52:11,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:53:08,842 WARN L293 SmtUtils]: Spent 5.75s on a formula simplification. DAG size of input: 82 DAG size of output: 84 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 18:53:30,231 WARN L293 SmtUtils]: Spent 6.75s on a formula simplification. DAG size of input: 84 DAG size of output: 86 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 18:53:55,948 WARN L293 SmtUtils]: Spent 7.52s on a formula simplification. DAG size of input: 86 DAG size of output: 88 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 18:54:41,123 WARN L293 SmtUtils]: Spent 12.10s on a formula simplification that was a NOOP. DAG size: 91 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 18:55:26,851 WARN L293 SmtUtils]: Spent 11.84s on a formula simplification that was a NOOP. DAG size: 94 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 18:56:24,318 WARN L293 SmtUtils]: Spent 12.38s on a formula simplification. DAG size of input: 97 DAG size of output: 99 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 18:58:03,222 WARN L293 SmtUtils]: Spent 29.40s on a formula simplification that was a NOOP. DAG size: 100 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 18:59:27,265 WARN L293 SmtUtils]: Spent 29.07s on a formula simplification. DAG size of input: 102 DAG size of output: 105 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 19:00:57,724 WARN L293 SmtUtils]: Spent 27.07s on a formula simplification that was a NOOP. DAG size: 118 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)