./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-37.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_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91 --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 b82a2feeff1bf45727428077ccadb7452462e1099276a8b897477a025c2c05e5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:11:00,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:11:00,293 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:11:00,308 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:11:00,309 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:11:00,349 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:11:00,350 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:11:00,350 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:11:00,351 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:11:00,356 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:11:00,356 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:11:00,357 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:11:00,358 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:11:00,360 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:11:00,360 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:11:00,360 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:11:00,361 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:11:00,361 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:11:00,362 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:11:00,362 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:11:00,364 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:11:00,365 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:11:00,366 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:11:00,367 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:11:00,367 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:11:00,367 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:11:00,368 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:11:00,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:11:00,369 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:11:00,369 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:11:00,370 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:11:00,371 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:11:00,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:11:00,371 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:11:00,385 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:11:00,385 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:11:00,385 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:11:00,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:11:00,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:11:00,386 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:11:00,386 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:11:00,386 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:11:00,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:11:00,387 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:11:00,387 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:11:00,387 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:11:00,388 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:11:00,388 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_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b82a2feeff1bf45727428077ccadb7452462e1099276a8b897477a025c2c05e5 [2023-11-25 00:11:00,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:11:00,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:11:00,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:11:00,847 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:11:00,848 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:11:00,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-37.i [2023-11-25 00:11:03,842 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:11:04,136 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:11:04,137 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-37.i [2023-11-25 00:11:04,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/data/3fab56395/cd7c04942eb74356bd3d7d28ab62d373/FLAGa59bd2f02 [2023-11-25 00:11:04,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/data/3fab56395/cd7c04942eb74356bd3d7d28ab62d373 [2023-11-25 00:11:04,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:11:04,168 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:11:04,170 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:11:04,170 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:11:04,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:11:04,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:11:04" (1/1) ... [2023-11-25 00:11:04,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c6d00cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04, skipping insertion in model container [2023-11-25 00:11:04,182 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:11:04" (1/1) ... [2023-11-25 00:11:04,226 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:11:04,383 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_97622963-949a-47c1-ac3c-2bbe970e82ea/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-37.i[916,929] [2023-11-25 00:11:04,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:11:04,456 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:11:04,470 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_97622963-949a-47c1-ac3c-2bbe970e82ea/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-37.i[916,929] [2023-11-25 00:11:04,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:11:04,524 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:11:04,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04 WrapperNode [2023-11-25 00:11:04,525 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:11:04,526 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:11:04,526 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:11:04,526 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:11:04,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04" (1/1) ... [2023-11-25 00:11:04,547 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04" (1/1) ... [2023-11-25 00:11:04,597 INFO L138 Inliner]: procedures = 29, calls = 164, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 458 [2023-11-25 00:11:04,598 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:11:04,599 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:11:04,599 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:11:04,599 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:11:04,609 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04" (1/1) ... [2023-11-25 00:11:04,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04" (1/1) ... [2023-11-25 00:11:04,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04" (1/1) ... [2023-11-25 00:11:04,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04" (1/1) ... [2023-11-25 00:11:04,636 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04" (1/1) ... [2023-11-25 00:11:04,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04" (1/1) ... [2023-11-25 00:11:04,645 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04" (1/1) ... [2023-11-25 00:11:04,649 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04" (1/1) ... [2023-11-25 00:11:04,656 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:11:04,657 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:11:04,657 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:11:04,657 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:11:04,658 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04" (1/1) ... [2023-11-25 00:11:04,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:11:04,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:11:04,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:11:04,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:11:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:11:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-25 00:11:04,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-25 00:11:04,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-25 00:11:04,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-25 00:11:04,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-25 00:11:04,807 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:11:04,807 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:11:04,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:11:04,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:11:04,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:11:05,007 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:11:05,017 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:11:05,706 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:11:06,597 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:11:06,598 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:11:06,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:11:06 BoogieIcfgContainer [2023-11-25 00:11:06,600 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:11:06,602 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:11:06,603 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:11:06,606 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:11:06,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:11:04" (1/3) ... [2023-11-25 00:11:06,608 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12939858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:11:06, skipping insertion in model container [2023-11-25 00:11:06,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:04" (2/3) ... [2023-11-25 00:11:06,611 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12939858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:11:06, skipping insertion in model container [2023-11-25 00:11:06,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:11:06" (3/3) ... [2023-11-25 00:11:06,613 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-37.i [2023-11-25 00:11:06,632 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:11:06,632 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:11:06,676 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:11:06,684 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;@4b887ac9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:11:06,684 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:11:06,688 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-25 00:11:06,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-25 00:11:06,697 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:11:06,698 INFO L195 NwaCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:11:06,698 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:11:06,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:11:06,704 INFO L85 PathProgramCache]: Analyzing trace with hash -104025027, now seen corresponding path program 1 times [2023-11-25 00:11:06,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:11:06,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962444674] [2023-11-25 00:11:06,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:06,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:11:07,041 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:11:07,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [255753462] [2023-11-25 00:11:07,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:07,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:11:07,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:11:07,046 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:11:07,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:11:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:11:08,329 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:11:09,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:11:09,613 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:11:09,615 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:11:09,616 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:11:09,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:11:09,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-25 00:11:09,845 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:11:09,848 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:11:09,949 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-25 00:11:09,962 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-25 00:11:09,964 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-25 00:11:09,967 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-25 00:11:09,971 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-25 00:11:09,973 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-25 00:11:09,981 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-25 00:11:09,982 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-25 00:11:09,983 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-25 00:11:09,984 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-25 00:11:09,984 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-25 00:11:09,986 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-25 00:11:09,988 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-25 00:11:09,989 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-25 00:11:09,994 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-25 00:11:09,995 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-25 00:11:09,996 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-25 00:11:09,997 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-25 00:11:09,997 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-25 00:11:09,998 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-25 00:11:09,998 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-25 00:11:09,999 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-25 00:11:10,000 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-25 00:11:10,001 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-25 00:11:10,002 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-25 00:11:10,002 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-11-25 00:11:10,003 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-25 00:11:10,003 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated [2023-11-25 00:11:10,003 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-25 00:11:10,003 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-25 00:11:10,004 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-25 00:11:10,004 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-25 00:11:10,005 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-25 00:11:10,005 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-11-25 00:11:10,005 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-25 00:11:10,006 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-25 00:11:10,006 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated [2023-11-25 00:11:10,006 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-25 00:11:10,007 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-25 00:11:10,007 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-25 00:11:10,008 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-25 00:11:10,009 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-25 00:11:10,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:11:10 BoogieIcfgContainer [2023-11-25 00:11:10,046 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:11:10,047 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:11:10,047 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:11:10,047 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:11:10,047 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:11:06" (3/4) ... [2023-11-25 00:11:10,049 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:11:10,050 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:11:10,051 INFO L158 Benchmark]: Toolchain (without parser) took 5883.01ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 138.5MB in the beginning and 81.6MB in the end (delta: 56.9MB). Peak memory consumption was 93.1MB. Max. memory is 16.1GB. [2023-11-25 00:11:10,052 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:11:10,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.47ms. Allocated memory is still 169.9MB. Free memory was 138.3MB in the beginning and 127.3MB in the end (delta: 11.0MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-11-25 00:11:10,053 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.21ms. Allocated memory is still 169.9MB. Free memory was 127.3MB in the beginning and 123.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:11:10,054 INFO L158 Benchmark]: Boogie Preprocessor took 57.44ms. Allocated memory is still 169.9MB. Free memory was 123.8MB in the beginning and 121.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:11:10,055 INFO L158 Benchmark]: RCFGBuilder took 1943.00ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 121.0MB in the beginning and 101.4MB in the end (delta: 19.6MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2023-11-25 00:11:10,055 INFO L158 Benchmark]: TraceAbstraction took 3443.90ms. Allocated memory is still 205.5MB. Free memory was 100.3MB in the beginning and 82.6MB in the end (delta: 17.7MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2023-11-25 00:11:10,056 INFO L158 Benchmark]: Witness Printer took 3.49ms. Allocated memory is still 205.5MB. Free memory was 82.6MB in the beginning and 81.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:11:10,059 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.47ms. Allocated memory is still 169.9MB. Free memory was 138.3MB in the beginning and 127.3MB in the end (delta: 11.0MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.21ms. Allocated memory is still 169.9MB. Free memory was 127.3MB in the beginning and 123.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.44ms. Allocated memory is still 169.9MB. Free memory was 123.8MB in the beginning and 121.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1943.00ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 121.0MB in the beginning and 101.4MB in the end (delta: 19.6MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. * TraceAbstraction took 3443.90ms. Allocated memory is still 205.5MB. Free memory was 100.3MB in the beginning and 82.6MB in the end (delta: 17.7MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Witness Printer took 3.49ms. Allocated memory is still 205.5MB. Free memory was 82.6MB in the beginning and 81.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 68, overapproximation of bitwiseOr at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 8; [L23] unsigned char* var_1_1_Pointer = &(var_1_1); [L24] unsigned short int var_1_2 = 59049; [L25] unsigned short int* var_1_2_Pointer = &(var_1_2); [L26] unsigned short int var_1_3 = 100; [L27] unsigned short int* var_1_3_Pointer = &(var_1_3); [L28] unsigned char var_1_6 = 16; [L29] unsigned char* var_1_6_Pointer = &(var_1_6); [L30] signed char var_1_7 = -25; [L31] signed char* var_1_7_Pointer = &(var_1_7); [L32] signed char var_1_8 = 16; [L33] signed char* var_1_8_Pointer = &(var_1_8); [L34] signed char var_1_9 = 25; [L35] signed char* var_1_9_Pointer = &(var_1_9); [L36] signed char var_1_10 = -10; [L37] signed char* var_1_10_Pointer = &(var_1_10); [L38] signed char var_1_11 = 0; [L39] signed char* var_1_11_Pointer = &(var_1_11); [L40] float var_1_12 = 25.1; [L41] float* var_1_12_Pointer = &(var_1_12); [L42] unsigned long int var_1_13 = 2531521428; [L43] unsigned long int* var_1_13_Pointer = &(var_1_13); [L44] signed long int var_1_14 = -128; [L45] signed long int* var_1_14_Pointer = &(var_1_14); [L46] signed long int var_1_15 = 256; [L47] signed long int* var_1_15_Pointer = &(var_1_15); [L48] signed short int var_1_16 = -16; [L49] signed short int* var_1_16_Pointer = &(var_1_16); [L108] isInitial = 1 [L109] FCALL initially() [L110] COND TRUE 1 [L111] FCALL updateLastVariables() [L112] CALL updateVariables() [L77] var_1_2 = __VERIFIER_nondet_ushort() [L78] EXPR \read(var_1_2) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L78] CALL assume_abort_if_not(var_1_2 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_2 >= 32767) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L79] EXPR \read(var_1_2) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L79] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L80] var_1_3 = __VERIFIER_nondet_ushort() [L81] EXPR \read(var_1_3) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L81] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L82] EXPR \read(var_1_3) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L82] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L83] var_1_6 = __VERIFIER_nondet_uchar() [L84] EXPR \read(var_1_6) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L84] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L85] EXPR \read(var_1_6) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L85] CALL assume_abort_if_not(var_1_6 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_6 <= 254) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L86] var_1_8 = __VERIFIER_nondet_char() [L87] EXPR \read(var_1_8) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L87] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L88] EXPR \read(var_1_8) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L88] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L89] var_1_9 = __VERIFIER_nondet_char() [L90] EXPR \read(var_1_9) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L91] EXPR \read(var_1_9) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L91] CALL assume_abort_if_not(var_1_9 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_9 <= 31) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L92] var_1_10 = __VERIFIER_nondet_char() [L93] EXPR \read(var_1_10) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L93] CALL assume_abort_if_not(var_1_10 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_10 >= -63) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L94] EXPR \read(var_1_10) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L94] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L95] var_1_12 = __VERIFIER_nondet_float() [L96] EXPR \read(var_1_12) [L96] EXPR var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F [L96] EXPR \read(var_1_12) [L96] EXPR var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F [L96] EXPR (var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L96] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] var_1_13 = __VERIFIER_nondet_ulong() [L98] EXPR \read(var_1_13) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L98] CALL assume_abort_if_not(var_1_13 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_13 >= 2147483647) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L99] EXPR \read(var_1_13) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L99] CALL assume_abort_if_not(var_1_13 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_13 <= 4294967295) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L112] RET updateVariables() [L113] CALL step() [L53] EXPR \read(*var_1_8_Pointer) [L53] (*(var_1_14_Pointer)) = (*(var_1_8_Pointer)) [L54] EXPR \read(*var_1_14_Pointer) [L54] (*(var_1_16_Pointer)) = (*(var_1_14_Pointer)) [L55] EXPR \read(*var_1_14_Pointer) [L55] EXPR (((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))) [L55] EXPR \read(*var_1_14_Pointer) [L55] EXPR (((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))) [L55] signed long int stepLocal_0 = ((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer)))); [L56] EXPR \read(*var_1_2_Pointer) [L56] COND FALSE !((*(var_1_2_Pointer)) <= stepLocal_0) [L59] EXPR \read(*var_1_10_Pointer) [L59] (*(var_1_7_Pointer)) = (*(var_1_10_Pointer)) [L61] EXPR \read(*var_1_16_Pointer) [L61] (*(var_1_15_Pointer)) = (*(var_1_16_Pointer)) [L62] EXPR \read(*var_1_2_Pointer) [L62] EXPR \read(*var_1_3_Pointer) [L62] EXPR \read(*var_1_15_Pointer) [L62] EXPR \read(*var_1_16_Pointer) [L62] EXPR ((*(var_1_2_Pointer)) - (*(var_1_3_Pointer))) ^ ((*(var_1_15_Pointer)) * (*(var_1_16_Pointer))) [L62] COND FALSE !((((*(var_1_2_Pointer)) - (*(var_1_3_Pointer))) ^ ((*(var_1_15_Pointer)) * (*(var_1_16_Pointer)))) <= -64) [L65] EXPR \read(*var_1_6_Pointer) [L65] (*(var_1_1_Pointer)) = (*(var_1_6_Pointer)) [L67] EXPR \read(*var_1_1_Pointer) [L67] unsigned char stepLocal_1 = (*(var_1_1_Pointer)); [L68] EXPR \read(*var_1_12_Pointer) [L68] COND TRUE 2.75f > (*(var_1_12_Pointer)) [L69] EXPR \read(*var_1_10_Pointer) [L69] EXPR \read(*var_1_8_Pointer) [L69] (*(var_1_11_Pointer)) = ((*(var_1_10_Pointer)) + (*(var_1_8_Pointer))) [L113] RET step() [L114] CALL, EXPR property() [L104] EXPR \read(*var_1_2_Pointer) [L104] EXPR \read(*var_1_3_Pointer) [L104] EXPR \read(*var_1_15_Pointer) [L104] EXPR \read(*var_1_16_Pointer) [L104] EXPR ((*(var_1_2_Pointer)) - (*(var_1_3_Pointer))) ^ ((*(var_1_15_Pointer)) * (*(var_1_16_Pointer))) [L104] EXPR ((((*(var_1_2_Pointer)) - (*(var_1_3_Pointer))) ^ ((*(var_1_15_Pointer)) * (*(var_1_16_Pointer)))) <= -64) ? ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer)))) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer)))) [L104] EXPR \read(*var_1_1_Pointer) [L104] EXPR \read(*var_1_6_Pointer) [L104] EXPR ((((*(var_1_2_Pointer)) - (*(var_1_3_Pointer))) ^ ((*(var_1_15_Pointer)) * (*(var_1_16_Pointer)))) <= -64) ? ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer)))) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer)))) [L104] EXPR (((((*(var_1_2_Pointer)) - (*(var_1_3_Pointer))) ^ ((*(var_1_15_Pointer)) * (*(var_1_16_Pointer)))) <= -64) ? ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer)))) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer))))) && (((*(var_1_2_Pointer)) <= (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer)))))) ? ((*(var_1_7_Pointer)) == ((signed char) (((*(var_1_8_Pointer)) - (1 + (*(var_1_9_Pointer)))) + (*(var_1_10_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed char) (*(var_1_10_Pointer))))) [L104] EXPR \read(*var_1_2_Pointer) [L104] EXPR \read(*var_1_14_Pointer) [L104] EXPR (((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))) [L104] EXPR \read(*var_1_14_Pointer) [L104] EXPR (((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))) [L104] EXPR ((*(var_1_2_Pointer)) <= (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer)))))) ? ((*(var_1_7_Pointer)) == ((signed char) (((*(var_1_8_Pointer)) - (1 + (*(var_1_9_Pointer)))) + (*(var_1_10_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed char) (*(var_1_10_Pointer)))) [L104] EXPR \read(*var_1_7_Pointer) [L104] EXPR \read(*var_1_10_Pointer) [L104] EXPR ((*(var_1_2_Pointer)) <= (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer)))))) ? ((*(var_1_7_Pointer)) == ((signed char) (((*(var_1_8_Pointer)) - (1 + (*(var_1_9_Pointer)))) + (*(var_1_10_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed char) (*(var_1_10_Pointer)))) [L104] EXPR (((((*(var_1_2_Pointer)) - (*(var_1_3_Pointer))) ^ ((*(var_1_15_Pointer)) * (*(var_1_16_Pointer)))) <= -64) ? ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer)))) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer))))) && (((*(var_1_2_Pointer)) <= (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer)))))) ? ((*(var_1_7_Pointer)) == ((signed char) (((*(var_1_8_Pointer)) - (1 + (*(var_1_9_Pointer)))) + (*(var_1_10_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed char) (*(var_1_10_Pointer))))) [L104] EXPR ((((((*(var_1_2_Pointer)) - (*(var_1_3_Pointer))) ^ ((*(var_1_15_Pointer)) * (*(var_1_16_Pointer)))) <= -64) ? ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer)))) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer))))) && (((*(var_1_2_Pointer)) <= (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer)))))) ? ((*(var_1_7_Pointer)) == ((signed char) (((*(var_1_8_Pointer)) - (1 + (*(var_1_9_Pointer)))) + (*(var_1_10_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed char) (*(var_1_10_Pointer)))))) && ((2.75f > (*(var_1_12_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) ((*(var_1_10_Pointer)) + (*(var_1_8_Pointer))))) : ((((*(var_1_13_Pointer)) - (((((*(var_1_14_Pointer))) > ((*(var_1_8_Pointer)))) ? ((*(var_1_14_Pointer))) : ((*(var_1_8_Pointer)))))) > (*(var_1_1_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) (((((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) < ((*(var_1_10_Pointer)))) ? ((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) : ((*(var_1_10_Pointer))))))) : 1)) [L104] EXPR \read(*var_1_12_Pointer) [L104] EXPR (2.75f > (*(var_1_12_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) ((*(var_1_10_Pointer)) + (*(var_1_8_Pointer))))) : ((((*(var_1_13_Pointer)) - (((((*(var_1_14_Pointer))) > ((*(var_1_8_Pointer)))) ? ((*(var_1_14_Pointer))) : ((*(var_1_8_Pointer)))))) > (*(var_1_1_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) (((((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) < ((*(var_1_10_Pointer)))) ? ((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) : ((*(var_1_10_Pointer))))))) : 1) [L104] EXPR \read(*var_1_13_Pointer) [L104] EXPR \read(*var_1_14_Pointer) [L104] EXPR \read(*var_1_8_Pointer) [L104] EXPR (((*(var_1_14_Pointer))) > ((*(var_1_8_Pointer)))) ? ((*(var_1_14_Pointer))) : ((*(var_1_8_Pointer))) [L104] EXPR \read(*var_1_8_Pointer) [L104] EXPR (((*(var_1_14_Pointer))) > ((*(var_1_8_Pointer)))) ? ((*(var_1_14_Pointer))) : ((*(var_1_8_Pointer))) [L104] EXPR \read(*var_1_1_Pointer) [L104] EXPR (((*(var_1_13_Pointer)) - (((((*(var_1_14_Pointer))) > ((*(var_1_8_Pointer)))) ? ((*(var_1_14_Pointer))) : ((*(var_1_8_Pointer)))))) > (*(var_1_1_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) (((((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) < ((*(var_1_10_Pointer)))) ? ((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) : ((*(var_1_10_Pointer))))))) : 1 [L104] EXPR \read(*var_1_11_Pointer) [L104] EXPR \read(*var_1_8_Pointer) [L104] EXPR (((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5)) [L104] EXPR \read(*var_1_10_Pointer) [L104] EXPR (((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) < ((*(var_1_10_Pointer)))) ? ((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) : ((*(var_1_10_Pointer))) [L104] EXPR \read(*var_1_10_Pointer) [L104] EXPR (((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) < ((*(var_1_10_Pointer)))) ? ((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) : ((*(var_1_10_Pointer))) [L104] EXPR (((*(var_1_13_Pointer)) - (((((*(var_1_14_Pointer))) > ((*(var_1_8_Pointer)))) ? ((*(var_1_14_Pointer))) : ((*(var_1_8_Pointer)))))) > (*(var_1_1_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) (((((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) < ((*(var_1_10_Pointer)))) ? ((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) : ((*(var_1_10_Pointer))))))) : 1 [L104] EXPR (2.75f > (*(var_1_12_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) ((*(var_1_10_Pointer)) + (*(var_1_8_Pointer))))) : ((((*(var_1_13_Pointer)) - (((((*(var_1_14_Pointer))) > ((*(var_1_8_Pointer)))) ? ((*(var_1_14_Pointer))) : ((*(var_1_8_Pointer)))))) > (*(var_1_1_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) (((((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) < ((*(var_1_10_Pointer)))) ? ((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) : ((*(var_1_10_Pointer))))))) : 1) [L104] EXPR ((((((*(var_1_2_Pointer)) - (*(var_1_3_Pointer))) ^ ((*(var_1_15_Pointer)) * (*(var_1_16_Pointer)))) <= -64) ? ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer)))) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer))))) && (((*(var_1_2_Pointer)) <= (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer)))))) ? ((*(var_1_7_Pointer)) == ((signed char) (((*(var_1_8_Pointer)) - (1 + (*(var_1_9_Pointer)))) + (*(var_1_10_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed char) (*(var_1_10_Pointer)))))) && ((2.75f > (*(var_1_12_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) ((*(var_1_10_Pointer)) + (*(var_1_8_Pointer))))) : ((((*(var_1_13_Pointer)) - (((((*(var_1_14_Pointer))) > ((*(var_1_8_Pointer)))) ? ((*(var_1_14_Pointer))) : ((*(var_1_8_Pointer)))))) > (*(var_1_1_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) (((((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) < ((*(var_1_10_Pointer)))) ? ((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) : ((*(var_1_10_Pointer))))))) : 1)) [L104] EXPR (((((((*(var_1_2_Pointer)) - (*(var_1_3_Pointer))) ^ ((*(var_1_15_Pointer)) * (*(var_1_16_Pointer)))) <= -64) ? ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer)))) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer))))) && (((*(var_1_2_Pointer)) <= (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer)))))) ? ((*(var_1_7_Pointer)) == ((signed char) (((*(var_1_8_Pointer)) - (1 + (*(var_1_9_Pointer)))) + (*(var_1_10_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed char) (*(var_1_10_Pointer)))))) && ((2.75f > (*(var_1_12_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) ((*(var_1_10_Pointer)) + (*(var_1_8_Pointer))))) : ((((*(var_1_13_Pointer)) - (((((*(var_1_14_Pointer))) > ((*(var_1_8_Pointer)))) ? ((*(var_1_14_Pointer))) : ((*(var_1_8_Pointer)))))) > (*(var_1_1_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) (((((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) < ((*(var_1_10_Pointer)))) ? ((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) : ((*(var_1_10_Pointer))))))) : 1))) && ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_8_Pointer)))) [L104] EXPR ((((((((*(var_1_2_Pointer)) - (*(var_1_3_Pointer))) ^ ((*(var_1_15_Pointer)) * (*(var_1_16_Pointer)))) <= -64) ? ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer)))) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer))))) && (((*(var_1_2_Pointer)) <= (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer)))))) ? ((*(var_1_7_Pointer)) == ((signed char) (((*(var_1_8_Pointer)) - (1 + (*(var_1_9_Pointer)))) + (*(var_1_10_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed char) (*(var_1_10_Pointer)))))) && ((2.75f > (*(var_1_12_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) ((*(var_1_10_Pointer)) + (*(var_1_8_Pointer))))) : ((((*(var_1_13_Pointer)) - (((((*(var_1_14_Pointer))) > ((*(var_1_8_Pointer)))) ? ((*(var_1_14_Pointer))) : ((*(var_1_8_Pointer)))))) > (*(var_1_1_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) (((((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) < ((*(var_1_10_Pointer)))) ? ((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) : ((*(var_1_10_Pointer))))))) : 1))) && ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) && ((*(var_1_15_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) [L104] EXPR (((((((((*(var_1_2_Pointer)) - (*(var_1_3_Pointer))) ^ ((*(var_1_15_Pointer)) * (*(var_1_16_Pointer)))) <= -64) ? ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer)))) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer))))) && (((*(var_1_2_Pointer)) <= (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer)))))) ? ((*(var_1_7_Pointer)) == ((signed char) (((*(var_1_8_Pointer)) - (1 + (*(var_1_9_Pointer)))) + (*(var_1_10_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed char) (*(var_1_10_Pointer)))))) && ((2.75f > (*(var_1_12_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) ((*(var_1_10_Pointer)) + (*(var_1_8_Pointer))))) : ((((*(var_1_13_Pointer)) - (((((*(var_1_14_Pointer))) > ((*(var_1_8_Pointer)))) ? ((*(var_1_14_Pointer))) : ((*(var_1_8_Pointer)))))) > (*(var_1_1_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) (((((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) < ((*(var_1_10_Pointer)))) ? ((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) : ((*(var_1_10_Pointer))))))) : 1))) && ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) && ((*(var_1_15_Pointer)) == ((signed long int) (*(var_1_16_Pointer))))) && ((*(var_1_16_Pointer)) == ((signed short int) (*(var_1_14_Pointer)))) [L104-L105] return (((((((((*(var_1_2_Pointer)) - (*(var_1_3_Pointer))) ^ ((*(var_1_15_Pointer)) * (*(var_1_16_Pointer)))) <= -64) ? ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer)))) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_6_Pointer))))) && (((*(var_1_2_Pointer)) <= (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer)))))) ? ((*(var_1_7_Pointer)) == ((signed char) (((*(var_1_8_Pointer)) - (1 + (*(var_1_9_Pointer)))) + (*(var_1_10_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed char) (*(var_1_10_Pointer)))))) && ((2.75f > (*(var_1_12_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) ((*(var_1_10_Pointer)) + (*(var_1_8_Pointer))))) : ((((*(var_1_13_Pointer)) - (((((*(var_1_14_Pointer))) > ((*(var_1_8_Pointer)))) ? ((*(var_1_14_Pointer))) : ((*(var_1_8_Pointer)))))) > (*(var_1_1_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed char) (((((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) < ((*(var_1_10_Pointer)))) ? ((((((*(var_1_8_Pointer))) < ((1 + 5))) ? ((*(var_1_8_Pointer))) : ((1 + 5))))) : ((*(var_1_10_Pointer))))))) : 1))) && ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) && ((*(var_1_15_Pointer)) == ((signed long int) (*(var_1_16_Pointer))))) && ((*(var_1_16_Pointer)) == ((signed short int) (*(var_1_14_Pointer)))) ; [L114] RET, EXPR property() [L114] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_16={17:0}, var_1_16_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 1, TraceHistogramMax: 15, 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=39occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-25 00:11:10,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/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_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91 --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 b82a2feeff1bf45727428077ccadb7452462e1099276a8b897477a025c2c05e5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:11:12,491 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:11:12,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:11:12,578 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:11:12,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:11:12,610 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:11:12,613 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:11:12,614 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:11:12,615 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:11:12,616 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:11:12,616 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:11:12,617 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:11:12,618 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:11:12,622 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:11:12,623 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:11:12,624 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:11:12,625 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:11:12,626 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:11:12,627 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:11:12,627 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:11:12,628 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:11:12,628 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:11:12,629 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:11:12,629 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:11:12,629 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:11:12,630 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:11:12,630 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:11:12,631 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:11:12,631 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:11:12,631 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:11:12,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:11:12,633 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:11:12,633 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:11:12,634 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:11:12,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:11:12,634 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:11:12,635 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:11:12,635 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:11:12,635 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:11:12,636 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:11:12,636 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:11:12,637 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:11:12,637 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:11:12,637 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:11:12,637 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_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b82a2feeff1bf45727428077ccadb7452462e1099276a8b897477a025c2c05e5 [2023-11-25 00:11:13,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:11:13,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:11:13,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:11:13,076 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:11:13,078 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:11:13,079 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-37.i [2023-11-25 00:11:16,180 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:11:16,508 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:11:16,509 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-37.i [2023-11-25 00:11:16,523 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/data/b5dd8c306/594d8b809d18414889711ebe059ab932/FLAG146173054 [2023-11-25 00:11:16,542 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/data/b5dd8c306/594d8b809d18414889711ebe059ab932 [2023-11-25 00:11:16,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:11:16,549 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:11:16,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:11:16,554 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:11:16,559 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:11:16,561 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:11:16" (1/1) ... [2023-11-25 00:11:16,563 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b3ece4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:16, skipping insertion in model container [2023-11-25 00:11:16,563 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:11:16" (1/1) ... [2023-11-25 00:11:16,604 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:11:16,807 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_97622963-949a-47c1-ac3c-2bbe970e82ea/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-37.i[916,929] [2023-11-25 00:11:16,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:11:16,927 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:11:16,947 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_97622963-949a-47c1-ac3c-2bbe970e82ea/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-37.i[916,929] [2023-11-25 00:11:17,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:11:17,051 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:11:17,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:17 WrapperNode [2023-11-25 00:11:17,052 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:11:17,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:11:17,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:11:17,057 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:11:17,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:17" (1/1) ... [2023-11-25 00:11:17,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:17" (1/1) ... [2023-11-25 00:11:17,132 INFO L138 Inliner]: procedures = 36, calls = 164, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 426 [2023-11-25 00:11:17,133 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:11:17,134 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:11:17,134 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:11:17,134 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:11:17,144 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:17" (1/1) ... [2023-11-25 00:11:17,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:17" (1/1) ... [2023-11-25 00:11:17,154 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:17" (1/1) ... [2023-11-25 00:11:17,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:17" (1/1) ... [2023-11-25 00:11:17,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:17" (1/1) ... [2023-11-25 00:11:17,178 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:17" (1/1) ... [2023-11-25 00:11:17,182 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:17" (1/1) ... [2023-11-25 00:11:17,186 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:17" (1/1) ... [2023-11-25 00:11:17,193 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:11:17,194 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:11:17,194 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:11:17,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:11:17,195 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:17" (1/1) ... [2023-11-25 00:11:17,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:11:17,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:11:17,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:11:17,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:11:17,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:11:17,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-25 00:11:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-25 00:11:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:11:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-25 00:11:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-25 00:11:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-25 00:11:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-25 00:11:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-25 00:11:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-25 00:11:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:11:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:11:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:11:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:11:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-25 00:11:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-25 00:11:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-25 00:11:17,426 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:11:17,429 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:11:18,238 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:11:18,328 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:11:18,328 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:11:18,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:11:18 BoogieIcfgContainer [2023-11-25 00:11:18,329 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:11:18,331 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:11:18,332 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:11:18,336 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:11:18,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:11:16" (1/3) ... [2023-11-25 00:11:18,337 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@481cf4d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:11:18, skipping insertion in model container [2023-11-25 00:11:18,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:11:17" (2/3) ... [2023-11-25 00:11:18,341 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@481cf4d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:11:18, skipping insertion in model container [2023-11-25 00:11:18,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:11:18" (3/3) ... [2023-11-25 00:11:18,343 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-37.i [2023-11-25 00:11:18,362 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:11:18,362 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:11:18,421 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:11:18,428 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;@25b69fc5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:11:18,429 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:11:18,436 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 72 states have (on average 1.4305555555555556) internal successors, (103), 73 states have internal predecessors, (103), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-25 00:11:18,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-25 00:11:18,456 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:11:18,457 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:11:18,457 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:11:18,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:11:18,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1175078243, now seen corresponding path program 1 times [2023-11-25 00:11:18,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:11:18,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1838990670] [2023-11-25 00:11:18,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:18,498 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:11:18,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:11:18,504 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:11:18,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-25 00:11:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:18,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:11:18,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2023-11-25 00:11:19,000 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:11:19,001 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:11:19,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1838990670] [2023-11-25 00:11:19,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1838990670] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:11:19,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:11:19,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:11:19,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246434999] [2023-11-25 00:11:19,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:11:19,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:11:19,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:11:19,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:11:19,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:11:19,058 INFO L87 Difference]: Start difference. First operand has 90 states, 72 states have (on average 1.4305555555555556) internal successors, (103), 73 states have internal predecessors, (103), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-25 00:11:19,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:11:19,140 INFO L93 Difference]: Finished difference Result 177 states and 279 transitions. [2023-11-25 00:11:19,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:11:19,143 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 117 [2023-11-25 00:11:19,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:11:19,154 INFO L225 Difference]: With dead ends: 177 [2023-11-25 00:11:19,154 INFO L226 Difference]: Without dead ends: 88 [2023-11-25 00:11:19,159 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:11:19,164 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-25 00:11:19,165 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-25 00:11:19,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-25 00:11:19,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-25 00:11:19,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 71 states have (on average 1.380281690140845) internal successors, (98), 71 states have internal predecessors, (98), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-25 00:11:19,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 128 transitions. [2023-11-25 00:11:19,231 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 128 transitions. Word has length 117 [2023-11-25 00:11:19,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:11:19,232 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 128 transitions. [2023-11-25 00:11:19,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-25 00:11:19,233 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 128 transitions. [2023-11-25 00:11:19,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-25 00:11:19,242 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:11:19,242 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:11:19,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:11:19,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:11:19,455 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:11:19,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:11:19,456 INFO L85 PathProgramCache]: Analyzing trace with hash 636026095, now seen corresponding path program 1 times [2023-11-25 00:11:19,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:11:19,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [197346371] [2023-11-25 00:11:19,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:19,469 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:11:19,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:11:19,471 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:11:19,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-25 00:11:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:19,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-25 00:11:19,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:19,903 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-25 00:11:19,904 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:11:19,904 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:11:19,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [197346371] [2023-11-25 00:11:19,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [197346371] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:11:19,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:11:19,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-25 00:11:19,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15830984] [2023-11-25 00:11:19,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:11:19,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-25 00:11:19,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:11:19,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-25 00:11:19,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:11:19,916 INFO L87 Difference]: Start difference. First operand 88 states and 128 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-25 00:11:20,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:11:20,052 INFO L93 Difference]: Finished difference Result 196 states and 285 transitions. [2023-11-25 00:11:20,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-25 00:11:20,053 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 117 [2023-11-25 00:11:20,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:11:20,055 INFO L225 Difference]: With dead ends: 196 [2023-11-25 00:11:20,056 INFO L226 Difference]: Without dead ends: 109 [2023-11-25 00:11:20,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-25 00:11:20,058 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 46 mSDsluCounter, 355 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:11:20,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 474 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-25 00:11:20,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-11-25 00:11:20,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 92. [2023-11-25 00:11:20,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 75 states have (on average 1.36) internal successors, (102), 75 states have internal predecessors, (102), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-25 00:11:20,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 132 transitions. [2023-11-25 00:11:20,072 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 132 transitions. Word has length 117 [2023-11-25 00:11:20,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:11:20,074 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 132 transitions. [2023-11-25 00:11:20,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-25 00:11:20,075 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 132 transitions. [2023-11-25 00:11:20,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-25 00:11:20,076 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:11:20,077 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:11:20,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-25 00:11:20,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:11:20,284 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:11:20,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:11:20,285 INFO L85 PathProgramCache]: Analyzing trace with hash -173320531, now seen corresponding path program 1 times [2023-11-25 00:11:20,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:11:20,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1042765765] [2023-11-25 00:11:20,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:20,289 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:11:20,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:11:20,291 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:11:20,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-25 00:11:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:20,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-25 00:11:20,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:20,676 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-25 00:11:20,677 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:11:20,677 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:11:20,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1042765765] [2023-11-25 00:11:20,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1042765765] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:11:20,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:11:20,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-25 00:11:20,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659417190] [2023-11-25 00:11:20,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:11:20,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-25 00:11:20,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:11:20,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-25 00:11:20,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-25 00:11:20,688 INFO L87 Difference]: Start difference. First operand 92 states and 132 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-25 00:11:20,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:11:20,854 INFO L93 Difference]: Finished difference Result 203 states and 290 transitions. [2023-11-25 00:11:20,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-25 00:11:20,855 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 117 [2023-11-25 00:11:20,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:11:20,857 INFO L225 Difference]: With dead ends: 203 [2023-11-25 00:11:20,857 INFO L226 Difference]: Without dead ends: 112 [2023-11-25 00:11:20,858 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-25 00:11:20,859 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 49 mSDsluCounter, 469 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 586 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:11:20,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 586 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-25 00:11:20,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-25 00:11:20,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 94. [2023-11-25 00:11:20,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 77 states have (on average 1.3506493506493507) internal successors, (104), 77 states have internal predecessors, (104), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-25 00:11:20,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 134 transitions. [2023-11-25 00:11:20,871 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 134 transitions. Word has length 117 [2023-11-25 00:11:20,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:11:20,872 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 134 transitions. [2023-11-25 00:11:20,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-25 00:11:20,873 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 134 transitions. [2023-11-25 00:11:20,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-25 00:11:20,874 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:11:20,875 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:11:20,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:21,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:11:21,082 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:11:21,083 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:11:21,083 INFO L85 PathProgramCache]: Analyzing trace with hash -116062229, now seen corresponding path program 1 times [2023-11-25 00:11:21,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:11:21,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [576782591] [2023-11-25 00:11:21,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:21,085 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:11:21,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:11:21,086 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:11:21,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:21,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-25 00:11:21,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:21,482 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-25 00:11:21,482 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:11:21,482 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:11:21,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [576782591] [2023-11-25 00:11:21,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [576782591] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:11:21,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:11:21,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-25 00:11:21,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849217145] [2023-11-25 00:11:21,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:11:21,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-25 00:11:21,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:11:21,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-25 00:11:21,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-25 00:11:21,486 INFO L87 Difference]: Start difference. First operand 94 states and 134 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-25 00:11:21,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:11:21,690 INFO L93 Difference]: Finished difference Result 206 states and 290 transitions. [2023-11-25 00:11:21,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-25 00:11:21,691 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 117 [2023-11-25 00:11:21,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:11:21,693 INFO L225 Difference]: With dead ends: 206 [2023-11-25 00:11:21,693 INFO L226 Difference]: Without dead ends: 113 [2023-11-25 00:11:21,694 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-11-25 00:11:21,695 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 40 mSDsluCounter, 576 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 692 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:11:21,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 692 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-25 00:11:21,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-11-25 00:11:21,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 96. [2023-11-25 00:11:21,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 79 states have (on average 1.3417721518987342) internal successors, (106), 79 states have internal predecessors, (106), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-25 00:11:21,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 136 transitions. [2023-11-25 00:11:21,707 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 136 transitions. Word has length 117 [2023-11-25 00:11:21,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:11:21,708 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 136 transitions. [2023-11-25 00:11:21,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-25 00:11:21,708 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2023-11-25 00:11:21,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-25 00:11:21,710 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:11:21,710 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:11:21,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/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)] Forceful destruction successful, exit code 0 [2023-11-25 00:11:21,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:11:21,917 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:11:21,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:11:21,918 INFO L85 PathProgramCache]: Analyzing trace with hash -116002647, now seen corresponding path program 1 times [2023-11-25 00:11:21,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:11:21,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1765769853] [2023-11-25 00:11:21,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:21,919 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:11:21,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:11:21,920 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:11:21,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-25 00:11:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:22,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-25 00:11:22,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:22,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-25 00:11:24,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-25 00:11:25,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-25 00:11:26,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-25 00:11:27,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2023-11-25 00:11:27,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2023-11-25 00:11:28,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2023-11-25 00:11:28,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2023-11-25 00:11:29,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 42 [2023-11-25 00:11:29,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 39 [2023-11-25 00:11:29,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 23 [2023-11-25 00:11:29,597 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 2 proven. 398 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-25 00:11:29,598 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:11:29,827 WARN L854 $PredicateComparison]: unable to prove that (forall ((~var_1_14_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_149 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse0 (store (store |c_#memory_int| c_~var_1_14_Pointer~0.base (store (select |c_#memory_int| c_~var_1_14_Pointer~0.base) ~var_1_14_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~var_1_8_Pointer~0.base) c_~var_1_8_Pointer~0.offset))))) c_~var_1_16_Pointer~0.base v_ArrVal_149))) (bvsle ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))) (select (select .cse0 c_~var_1_14_Pointer~0.base) ~var_1_14_Pointer~0.offset))))) is different from false [2023-11-25 00:11:29,853 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:11:29,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1765769853] [2023-11-25 00:11:29,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1765769853] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:11:29,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [524474912] [2023-11-25 00:11:29,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:29,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:11:29,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:11:29,857 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:11:29,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-25 00:11:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:30,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-25 00:11:30,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:31,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-11-25 00:11:31,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2023-11-25 00:11:31,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 30 [2023-11-25 00:11:32,019 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-25 00:11:32,020 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:11:32,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [524474912] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:11:32,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-25 00:11:32,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [21] total 26 [2023-11-25 00:11:32,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001354298] [2023-11-25 00:11:32,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:11:32,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-25 00:11:32,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:11:32,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-25 00:11:32,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=784, Unknown=1, NotChecked=56, Total=930 [2023-11-25 00:11:32,023 INFO L87 Difference]: Start difference. First operand 96 states and 136 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-25 00:11:32,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:11:32,807 INFO L93 Difference]: Finished difference Result 190 states and 270 transitions. [2023-11-25 00:11:32,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-25 00:11:32,808 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 117 [2023-11-25 00:11:32,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:11:32,810 INFO L225 Difference]: With dead ends: 190 [2023-11-25 00:11:32,810 INFO L226 Difference]: Without dead ends: 95 [2023-11-25 00:11:32,811 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 271 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=103, Invalid=892, Unknown=1, NotChecked=60, Total=1056 [2023-11-25 00:11:32,812 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 168 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-25 00:11:32,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 253 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-25 00:11:32,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-25 00:11:32,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 94. [2023-11-25 00:11:32,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 77 states have (on average 1.3376623376623376) internal successors, (103), 77 states have internal predecessors, (103), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-25 00:11:32,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 133 transitions. [2023-11-25 00:11:32,824 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 133 transitions. Word has length 117 [2023-11-25 00:11:32,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:11:32,825 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 133 transitions. [2023-11-25 00:11:32,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-25 00:11:32,826 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 133 transitions. [2023-11-25 00:11:32,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-25 00:11:32,827 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:11:32,828 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:11:32,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-25 00:11:33,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-25 00:11:33,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-25 00:11:33,237 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:11:33,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:11:33,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1904086894, now seen corresponding path program 1 times [2023-11-25 00:11:33,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:11:33,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1540513299] [2023-11-25 00:11:33,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:33,239 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:11:33,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:11:33,241 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:11:33,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-25 00:11:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:33,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-25 00:11:33,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:33,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-25 00:11:35,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-25 00:11:35,997 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-25 00:11:36,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-25 00:11:37,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2023-11-25 00:11:38,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2023-11-25 00:11:38,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2023-11-25 00:11:38,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2023-11-25 00:11:39,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 42 [2023-11-25 00:11:39,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 39 [2023-11-25 00:11:39,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 23 [2023-11-25 00:11:39,407 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 2 proven. 398 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-25 00:11:39,407 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:11:39,618 WARN L854 $PredicateComparison]: unable to prove that (forall ((~var_1_14_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_218 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse0 (store (store |c_#memory_int| c_~var_1_14_Pointer~0.base (store (select |c_#memory_int| c_~var_1_14_Pointer~0.base) ~var_1_14_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~var_1_8_Pointer~0.base) c_~var_1_8_Pointer~0.offset))))) c_~var_1_16_Pointer~0.base v_ArrVal_218))) (bvsle ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))) (select (select .cse0 c_~var_1_14_Pointer~0.base) ~var_1_14_Pointer~0.offset))))) is different from false [2023-11-25 00:11:39,632 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:11:39,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1540513299] [2023-11-25 00:11:39,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1540513299] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:11:39,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [387447174] [2023-11-25 00:11:39,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:39,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:11:39,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:11:39,634 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:11:39,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-25 00:11:40,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:40,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-25 00:11:40,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:42,066 INFO L349 Elim1Store]: treesize reduction 19, result has 44.1 percent of original size [2023-11-25 00:11:42,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 33 [2023-11-25 00:11:42,096 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2023-11-25 00:11:42,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 35 [2023-11-25 00:11:42,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-11-25 00:11:42,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-11-25 00:11:42,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-11-25 00:11:42,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-11-25 00:11:42,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-11-25 00:11:43,048 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-25 00:11:43,048 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:11:43,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [387447174] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:11:43,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-25 00:11:43,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [21] total 29 [2023-11-25 00:11:43,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918759122] [2023-11-25 00:11:43,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:11:43,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-25 00:11:43,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:11:43,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-25 00:11:43,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=955, Unknown=1, NotChecked=62, Total=1122 [2023-11-25 00:11:43,052 INFO L87 Difference]: Start difference. First operand 94 states and 133 transitions. Second operand has 10 states, 10 states have (on average 4.8) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-25 00:11:44,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:11:44,808 INFO L93 Difference]: Finished difference Result 240 states and 339 transitions. [2023-11-25 00:11:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-25 00:11:44,809 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 120 [2023-11-25 00:11:44,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:11:44,811 INFO L225 Difference]: With dead ends: 240 [2023-11-25 00:11:44,811 INFO L226 Difference]: Without dead ends: 147 [2023-11-25 00:11:44,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=137, Invalid=1198, Unknown=1, NotChecked=70, Total=1406 [2023-11-25 00:11:44,813 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 293 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-25 00:11:44,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 299 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 463 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-25 00:11:44,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2023-11-25 00:11:44,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 113. [2023-11-25 00:11:44,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 96 states have (on average 1.3645833333333333) internal successors, (131), 96 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-25 00:11:44,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 161 transitions. [2023-11-25 00:11:44,830 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 161 transitions. Word has length 120 [2023-11-25 00:11:44,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:11:44,831 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 161 transitions. [2023-11-25 00:11:44,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-25 00:11:44,831 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 161 transitions. [2023-11-25 00:11:44,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-25 00:11:44,833 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:11:44,833 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:11:44,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-25 00:11:45,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-25 00:11:45,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-25 00:11:45,255 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:11:45,256 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:11:45,257 INFO L85 PathProgramCache]: Analyzing trace with hash 892969644, now seen corresponding path program 1 times [2023-11-25 00:11:45,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:11:45,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [209754284] [2023-11-25 00:11:45,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:45,262 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:11:45,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:11:45,267 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:11:45,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-25 00:11:45,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:45,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-25 00:11:45,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:45,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-25 00:11:46,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-25 00:11:47,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-25 00:11:48,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-25 00:11:49,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2023-11-25 00:11:49,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2023-11-25 00:11:50,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2023-11-25 00:11:50,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2023-11-25 00:11:50,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 42 [2023-11-25 00:11:50,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 39 [2023-11-25 00:11:50,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 23 [2023-11-25 00:11:51,024 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 2 proven. 398 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-25 00:11:51,024 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:11:51,210 WARN L854 $PredicateComparison]: unable to prove that (forall ((~var_1_14_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_290 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse0 (store (store |c_#memory_int| c_~var_1_14_Pointer~0.base (store (select |c_#memory_int| c_~var_1_14_Pointer~0.base) ~var_1_14_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~var_1_8_Pointer~0.base) c_~var_1_8_Pointer~0.offset))))) c_~var_1_16_Pointer~0.base v_ArrVal_290))) (bvsle ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))) (select (select .cse0 c_~var_1_14_Pointer~0.base) ~var_1_14_Pointer~0.offset))))) is different from false [2023-11-25 00:11:51,226 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:11:51,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [209754284] [2023-11-25 00:11:51,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [209754284] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:11:51,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1615726488] [2023-11-25 00:11:51,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:51,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:11:51,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:11:51,229 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:11:51,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97622963-949a-47c1-ac3c-2bbe970e82ea/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-25 00:11:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:52,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-25 00:11:52,096 INFO L285 TraceCheckSpWp]: Computing forward predicates...