./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 e6a6d08816b0ec1b4a2f12fdbffccb656cdae4ec17c704b1a7182eae79d2b0cf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:21:00,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:21:00,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:21:00,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:21:00,147 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:21:00,199 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:21:00,200 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:21:00,200 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:21:00,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:21:00,206 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:21:00,206 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:21:00,207 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:21:00,207 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:21:00,209 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:21:00,209 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:21:00,209 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:21:00,210 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:21:00,210 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:21:00,211 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:21:00,211 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:21:00,211 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:21:00,212 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:21:00,213 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:21:00,213 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:21:00,214 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:21:00,214 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:21:00,214 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:21:00,215 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:21:00,215 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:21:00,216 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:21:00,217 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:21:00,217 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:21:00,217 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:21:00,217 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:21:00,218 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:21:00,218 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:21:00,219 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:21:00,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:21:00,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:21:00,219 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:21:00,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:21:00,220 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:21:00,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:21:00,220 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:21:00,221 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:21:00,221 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:21:00,221 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:21:00,221 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_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6a6d08816b0ec1b4a2f12fdbffccb656cdae4ec17c704b1a7182eae79d2b0cf [2023-11-24 23:21:00,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:21:00,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:21:00,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:21:00,547 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:21:00,548 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:21:00,549 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i [2023-11-24 23:21:03,780 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:21:04,078 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:21:04,079 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i [2023-11-24 23:21:04,090 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/data/534e97cf7/8f8d966269274d6caeeec70bf48a7b5b/FLAG0a69bf8da [2023-11-24 23:21:04,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/data/534e97cf7/8f8d966269274d6caeeec70bf48a7b5b [2023-11-24 23:21:04,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:21:04,119 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:21:04,123 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:21:04,123 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:21:04,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:21:04,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:21:04" (1/1) ... [2023-11-24 23:21:04,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a49ae10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04, skipping insertion in model container [2023-11-24 23:21:04,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:21:04" (1/1) ... [2023-11-24 23:21:04,180 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:21:04,322 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_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i[916,929] [2023-11-24 23:21:04,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:21:04,397 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:21:04,410 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_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i[916,929] [2023-11-24 23:21:04,441 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:21:04,461 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:21:04,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04 WrapperNode [2023-11-24 23:21:04,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:21:04,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:21:04,463 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:21:04,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:21:04,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04" (1/1) ... [2023-11-24 23:21:04,483 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04" (1/1) ... [2023-11-24 23:21:04,538 INFO L138 Inliner]: procedures = 29, calls = 126, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 392 [2023-11-24 23:21:04,538 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:21:04,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:21:04,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:21:04,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:21:04,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04" (1/1) ... [2023-11-24 23:21:04,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04" (1/1) ... [2023-11-24 23:21:04,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04" (1/1) ... [2023-11-24 23:21:04,563 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04" (1/1) ... [2023-11-24 23:21:04,595 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04" (1/1) ... [2023-11-24 23:21:04,606 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04" (1/1) ... [2023-11-24 23:21:04,609 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04" (1/1) ... [2023-11-24 23:21:04,612 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04" (1/1) ... [2023-11-24 23:21:04,620 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:21:04,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:21:04,623 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:21:04,624 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:21:04,625 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04" (1/1) ... [2023-11-24 23:21:04,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:21:04,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:21:04,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:21:04,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:21:04,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:21:04,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 23:21:04,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:21:04,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 23:21:04,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:21:04,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-24 23:21:04,715 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:21:04,715 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:21:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:21:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:21:04,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:21:04,897 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:21:04,900 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:21:05,526 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:21:06,203 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:21:06,204 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:21:06,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:21:06 BoogieIcfgContainer [2023-11-24 23:21:06,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:21:06,211 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:21:06,211 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:21:06,215 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:21:06,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:21:04" (1/3) ... [2023-11-24 23:21:06,217 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44438d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:21:06, skipping insertion in model container [2023-11-24 23:21:06,217 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:04" (2/3) ... [2023-11-24 23:21:06,219 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44438d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:21:06, skipping insertion in model container [2023-11-24 23:21:06,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:21:06" (3/3) ... [2023-11-24 23:21:06,221 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-22.i [2023-11-24 23:21:06,241 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:21:06,241 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:21:06,305 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:21:06,313 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;@5ab7200, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:21:06,314 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:21:06,318 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 15 states have (on average 1.2) internal successors, (18), 16 states have internal predecessors, (18), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-24 23:21:06,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:21:06,326 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:06,326 INFO L195 NwaCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:06,327 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:06,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:06,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1790967966, now seen corresponding path program 1 times [2023-11-24 23:21:06,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:21:06,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805784108] [2023-11-24 23:21:06,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:06,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:21:09,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:21:09,959 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:21:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:21:11,879 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:21:11,881 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:21:11,883 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:21:11,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:21:11,891 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:21:11,903 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:21:11,988 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-11-24 23:21:11,990 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-11-24 23:21:11,991 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated [2023-11-24 23:21:11,993 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated [2023-11-24 23:21:11,994 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated [2023-11-24 23:21:11,996 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated [2023-11-24 23:21:12,003 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-24 23:21:12,005 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-24 23:21:12,009 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated [2023-11-24 23:21:12,009 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-24 23:21:12,011 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short43 could not be translated [2023-11-24 23:21:12,011 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-24 23:21:12,011 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-24 23:21:12,012 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-24 23:21:12,012 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-24 23:21:12,013 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-24 23:21:12,020 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated [2023-11-24 23:21:12,020 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-24 23:21:12,021 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-24 23:21:12,021 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-24 23:21:12,021 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short43 could not be translated [2023-11-24 23:21:12,021 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-24 23:21:12,022 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated [2023-11-24 23:21:12,022 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-24 23:21:12,022 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-24 23:21:12,023 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-24 23:21:12,023 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-24 23:21:12,023 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-24 23:21:12,023 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-24 23:21:12,024 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-24 23:21:12,024 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-24 23:21:12,025 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-24 23:21:12,025 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-24 23:21:12,025 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated [2023-11-24 23:21:12,025 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-24 23:21:12,026 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-24 23:21:12,027 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-24 23:21:12,028 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-24 23:21:12,029 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-24 23:21:12,029 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-24 23:21:12,029 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-24 23:21:12,029 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-24 23:21:12,030 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-24 23:21:12,031 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-24 23:21:12,032 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-24 23:21:12,033 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-24 23:21:12,033 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-24 23:21:12,033 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-24 23:21:12,033 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-24 23:21:12,034 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-24 23:21:12,034 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-24 23:21:12,035 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-24 23:21:12,036 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-24 23:21:12,038 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-24 23:21:12,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:21:12 BoogieIcfgContainer [2023-11-24 23:21:12,066 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:21:12,068 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:21:12,069 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:21:12,069 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:21:12,070 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:21:06" (3/4) ... [2023-11-24 23:21:12,075 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:21:12,077 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:21:12,079 INFO L158 Benchmark]: Toolchain (without parser) took 7959.98ms. Allocated memory was 169.9MB in the beginning and 346.0MB in the end (delta: 176.2MB). Free memory was 114.0MB in the beginning and 177.3MB in the end (delta: -63.3MB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB. [2023-11-24 23:21:12,080 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 113.2MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:21:12,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 338.87ms. Allocated memory is still 169.9MB. Free memory was 114.0MB in the beginning and 100.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:21:12,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.90ms. Allocated memory is still 169.9MB. Free memory was 100.0MB in the beginning and 96.3MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:21:12,084 INFO L158 Benchmark]: Boogie Preprocessor took 78.35ms. Allocated memory is still 169.9MB. Free memory was 96.3MB in the beginning and 94.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:21:12,088 INFO L158 Benchmark]: RCFGBuilder took 1584.59ms. Allocated memory is still 169.9MB. Free memory was 93.7MB in the beginning and 96.7MB in the end (delta: -3.1MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-24 23:21:12,090 INFO L158 Benchmark]: TraceAbstraction took 5855.61ms. Allocated memory was 169.9MB in the beginning and 346.0MB in the end (delta: 176.2MB). Free memory was 95.8MB in the beginning and 178.4MB in the end (delta: -82.5MB). Peak memory consumption was 123.3MB. Max. memory is 16.1GB. [2023-11-24 23:21:12,091 INFO L158 Benchmark]: Witness Printer took 9.36ms. Allocated memory is still 346.0MB. Free memory was 178.4MB in the beginning and 177.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:21:12,099 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 113.2MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 338.87ms. Allocated memory is still 169.9MB. Free memory was 114.0MB in the beginning and 100.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.90ms. Allocated memory is still 169.9MB. Free memory was 100.0MB in the beginning and 96.3MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.35ms. Allocated memory is still 169.9MB. Free memory was 96.3MB in the beginning and 94.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1584.59ms. Allocated memory is still 169.9MB. Free memory was 93.7MB in the beginning and 96.7MB in the end (delta: -3.1MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * TraceAbstraction took 5855.61ms. Allocated memory was 169.9MB in the beginning and 346.0MB in the end (delta: 176.2MB). Free memory was 95.8MB in the beginning and 178.4MB in the end (delta: -82.5MB). Peak memory consumption was 123.3MB. Max. memory is 16.1GB. * Witness Printer took 9.36ms. Allocated memory is still 346.0MB. Free memory was 178.4MB in the beginning and 177.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 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~mem62 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 97, overapproximation of bitwiseAnd at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 72. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -5; [L23] signed short int* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_4 = 0; [L25] unsigned char* var_1_4_Pointer = &(var_1_4); [L26] unsigned short int var_1_5 = 256; [L27] unsigned short int* var_1_5_Pointer = &(var_1_5); [L28] unsigned short int var_1_6 = 44772; [L29] unsigned short int* var_1_6_Pointer = &(var_1_6); [L30] float var_1_7 = 5.9; [L31] float* var_1_7_Pointer = &(var_1_7); [L32] float var_1_8 = 7.6; [L33] float* var_1_8_Pointer = &(var_1_8); [L34] float var_1_9 = 64.2; [L35] float* var_1_9_Pointer = &(var_1_9); [L36] float var_1_10 = 128.75; [L37] float* var_1_10_Pointer = &(var_1_10); [L38] unsigned long int var_1_11 = 8; [L39] unsigned long int* var_1_11_Pointer = &(var_1_11); [L40] unsigned long int var_1_12 = 3135928546; [L41] unsigned long int* var_1_12_Pointer = &(var_1_12); [L42] signed short int last_1_var_1_1 = -5; [L43] unsigned long int last_1_var_1_11 = 8; [L101] isInitial = 1 [L102] FCALL initially() [L103] COND TRUE 1 [L104] CALL updateLastVariables() [L93] EXPR \read(var_1_1) [L93] last_1_var_1_1 = var_1_1 [L94] EXPR \read(var_1_11) [L94] last_1_var_1_11 = var_1_11 [L104] RET updateLastVariables() [L105] CALL updateVariables() [L76] var_1_4 = __VERIFIER_nondet_uchar() [L77] EXPR \read(var_1_4) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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}] [L77] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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) [L77] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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] EXPR \read(var_1_4) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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_4 <= 1) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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] var_1_6 = __VERIFIER_nondet_ushort() [L80] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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] CALL assume_abort_if_not(var_1_6 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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) [L80] RET assume_abort_if_not(var_1_6 >= 32767) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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_6 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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_6 <= 65534) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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] var_1_8 = __VERIFIER_nondet_float() [L83] EXPR \read(var_1_8) [L83] EXPR var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F [L83] EXPR \read(var_1_8) [L83] EXPR var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F [L83] EXPR (var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 1152921.504606845700e+12F && var_1_8 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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] CALL assume_abort_if_not((var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 1152921.504606845700e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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) [L83] RET assume_abort_if_not((var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 1152921.504606845700e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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] var_1_9 = __VERIFIER_nondet_float() [L85] EXPR \read(var_1_9) [L85] EXPR var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F [L85] EXPR \read(var_1_9) [L85] EXPR var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F [L85] EXPR (var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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_10 = __VERIFIER_nondet_float() [L87] EXPR \read(var_1_10) [L87] EXPR var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F [L87] EXPR \read(var_1_10) [L87] EXPR var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F [L87] EXPR (var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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] var_1_12 = __VERIFIER_nondet_ulong() [L89] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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) [L89] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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_12 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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_12 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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}] [L105] RET updateVariables() [L106] CALL step() [L47] signed long int stepLocal_0 = last_1_var_1_1; [L48] EXPR \read(*var_1_4_Pointer) [L48] COND TRUE (*(var_1_4_Pointer)) [L49] (*(var_1_5_Pointer)) = last_1_var_1_1 [L55] EXPR \read(*var_1_5_Pointer) [L55] EXPR \read(*var_1_5_Pointer) [L55] COND TRUE (*(var_1_5_Pointer)) == (*(var_1_5_Pointer)) [L56] EXPR \read(*var_1_5_Pointer) [L56] (*(var_1_1_Pointer)) = ((*(var_1_5_Pointer)) + -16) [L62] EXPR \read(*var_1_5_Pointer) [L62] EXPR (*(var_1_5_Pointer)) & last_1_var_1_11 [L62] COND TRUE last_1_var_1_11 >= ((*(var_1_5_Pointer)) & last_1_var_1_11) [L63] EXPR \read(*var_1_6_Pointer) [L63] EXPR ((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer))) [L63] EXPR \read(*var_1_12_Pointer) [L63] EXPR ((((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) < (((*(var_1_12_Pointer)) - last_1_var_1_11))) ? (((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) : (((*(var_1_12_Pointer)) - last_1_var_1_11)) [L63] EXPR \read(*var_1_6_Pointer) [L63] EXPR ((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer))) [L63] EXPR ((((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) < (((*(var_1_12_Pointer)) - last_1_var_1_11))) ? (((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) : (((*(var_1_12_Pointer)) - last_1_var_1_11)) [L63] (*(var_1_11_Pointer)) = ((((((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) < (((*(var_1_12_Pointer)) - last_1_var_1_11))) ? (((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) : (((*(var_1_12_Pointer)) - last_1_var_1_11)))) [L71] EXPR \read(*var_1_1_Pointer) [L71] EXPR \read(*var_1_5_Pointer) [L71] COND TRUE (*(var_1_1_Pointer)) < (*(var_1_5_Pointer)) [L72] EXPR \read(*var_1_8_Pointer) [L72] EXPR \read(*var_1_9_Pointer) [L72] EXPR \read(*var_1_10_Pointer) [L72] (*(var_1_7_Pointer)) = (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) [L106] RET step() [L107] CALL, EXPR property() [L97] EXPR \read(*var_1_5_Pointer) [L97] EXPR \read(*var_1_5_Pointer) [L97] EXPR ((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1) [L97] EXPR \read(*var_1_1_Pointer) [L97] EXPR \read(*var_1_5_Pointer) [L97] EXPR ((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1) [L97] EXPR (((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1)) [L97] EXPR \read(*var_1_4_Pointer) [L97] EXPR (*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1) [L97] EXPR \read(*var_1_5_Pointer) [L97] EXPR (*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1) [L97] EXPR (((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1)) [L97] EXPR ((((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1))) && (((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1) [L97] EXPR \read(*var_1_1_Pointer) [L97] EXPR \read(*var_1_5_Pointer) [L97] EXPR ((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1 [L97] EXPR \read(*var_1_7_Pointer) [L97] EXPR \read(*var_1_8_Pointer) [L97] EXPR \read(*var_1_9_Pointer) [L97] EXPR \read(*var_1_10_Pointer) [L97] EXPR ((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1 [L97] EXPR ((((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1))) && (((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1) [L97] EXPR (((((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1))) && (((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1)) && ((last_1_var_1_11 >= ((*(var_1_5_Pointer)) & last_1_var_1_11)) ? ((*(var_1_11_Pointer)) == ((unsigned long int) ((((((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) < (((*(var_1_12_Pointer)) - last_1_var_1_11))) ? (((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) : (((*(var_1_12_Pointer)) - last_1_var_1_11)))))) : ((5.7 < (*(var_1_9_Pointer))) ? ((*(var_1_11_Pointer)) == ((unsigned long int) last_1_var_1_11)) : ((*(var_1_11_Pointer)) == ((unsigned long int) last_1_var_1_11)))) [L97-L98] return (((((*(var_1_5_Pointer)) == (*(var_1_5_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed short int) ((*(var_1_5_Pointer)) + -16))) : ((*(var_1_4_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed short int) (*(var_1_5_Pointer)))) : 1)) && ((*(var_1_4_Pointer)) ? ((*(var_1_5_Pointer)) == ((unsigned short int) last_1_var_1_1)) : ((last_1_var_1_1 <= last_1_var_1_1) ? ((*(var_1_5_Pointer)) == ((unsigned short int) ((((last_1_var_1_11) > (((*(var_1_6_Pointer)) - 8))) ? (last_1_var_1_11) : (((*(var_1_6_Pointer)) - 8)))))) : 1))) && (((*(var_1_1_Pointer)) < (*(var_1_5_Pointer))) ? ((*(var_1_7_Pointer)) == ((float) (((10.25f + (*(var_1_8_Pointer))) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))))) : 1)) && ((last_1_var_1_11 >= ((*(var_1_5_Pointer)) & last_1_var_1_11)) ? ((*(var_1_11_Pointer)) == ((unsigned long int) ((((((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) < (((*(var_1_12_Pointer)) - last_1_var_1_11))) ? (((((((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) < ((*(var_1_6_Pointer)))) ? (((((50u) < (last_1_var_1_11)) ? (50u) : (last_1_var_1_11)))) : ((*(var_1_6_Pointer)))))) : (((*(var_1_12_Pointer)) - last_1_var_1_11)))))) : ((5.7 < (*(var_1_9_Pointer))) ? ((*(var_1_11_Pointer)) == ((unsigned long int) last_1_var_1_11)) : ((*(var_1_11_Pointer)) == ((unsigned long int) last_1_var_1_11)))) ; [L107] RET, EXPR property() [L107] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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, last_1_var_1_11=8, last_1_var_1_1=-5, 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_1={4:0}, var_1_1_Pointer={4:0}, var_1_4={5:0}, var_1_4_Pointer={5:0}, var_1_5={6:0}, var_1_5_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, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 1, TraceHistogramMax: 9, 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=27occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 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 [2023-11-24 23:21:12,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 e6a6d08816b0ec1b4a2f12fdbffccb656cdae4ec17c704b1a7182eae79d2b0cf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:21:14,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:21:15,051 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:21:15,057 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:21:15,058 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:21:15,103 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:21:15,104 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:21:15,104 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:21:15,105 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:21:15,106 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:21:15,106 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:21:15,107 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:21:15,108 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:21:15,108 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:21:15,109 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:21:15,109 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:21:15,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:21:15,111 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:21:15,111 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:21:15,112 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:21:15,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:21:15,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:21:15,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:21:15,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:21:15,115 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:21:15,115 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:21:15,115 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:21:15,116 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:21:15,116 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:21:15,117 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:21:15,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:21:15,118 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:21:15,118 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:21:15,119 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:21:15,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:21:15,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:21:15,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:21:15,120 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:21:15,120 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:21:15,121 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:21:15,121 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:21:15,121 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:21:15,122 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:21:15,122 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:21:15,122 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_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6a6d08816b0ec1b4a2f12fdbffccb656cdae4ec17c704b1a7182eae79d2b0cf [2023-11-24 23:21:15,499 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:21:15,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:21:15,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:21:15,526 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:21:15,527 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:21:15,528 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i [2023-11-24 23:21:18,710 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:21:19,027 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:21:19,028 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i [2023-11-24 23:21:19,041 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/data/ebe82fbf1/440aa07567514f47ab8e173e8475f76e/FLAG705fd8095 [2023-11-24 23:21:19,062 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/data/ebe82fbf1/440aa07567514f47ab8e173e8475f76e [2023-11-24 23:21:19,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:21:19,071 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:21:19,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:21:19,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:21:19,080 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:21:19,083 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:21:19" (1/1) ... [2023-11-24 23:21:19,084 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75c1af30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19, skipping insertion in model container [2023-11-24 23:21:19,084 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:21:19" (1/1) ... [2023-11-24 23:21:19,132 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:21:19,329 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_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i[916,929] [2023-11-24 23:21:19,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:21:19,456 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:21:19,471 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_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-22.i[916,929] [2023-11-24 23:21:19,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:21:19,559 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:21:19,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19 WrapperNode [2023-11-24 23:21:19,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:21:19,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:21:19,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:21:19,562 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:21:19,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19" (1/1) ... [2023-11-24 23:21:19,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19" (1/1) ... [2023-11-24 23:21:19,649 INFO L138 Inliner]: procedures = 36, calls = 126, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 377 [2023-11-24 23:21:19,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:21:19,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:21:19,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:21:19,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:21:19,664 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19" (1/1) ... [2023-11-24 23:21:19,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19" (1/1) ... [2023-11-24 23:21:19,684 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19" (1/1) ... [2023-11-24 23:21:19,685 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19" (1/1) ... [2023-11-24 23:21:19,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19" (1/1) ... [2023-11-24 23:21:19,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19" (1/1) ... [2023-11-24 23:21:19,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19" (1/1) ... [2023-11-24 23:21:19,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19" (1/1) ... [2023-11-24 23:21:19,759 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:21:19,760 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:21:19,760 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:21:19,760 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:21:19,761 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19" (1/1) ... [2023-11-24 23:21:19,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:21:19,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:21:19,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:21:19,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:21:19,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:21:19,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 23:21:19,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-24 23:21:19,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:21:19,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:21:19,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-24 23:21:19,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:21:19,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-24 23:21:19,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-24 23:21:19,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-24 23:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:21:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:21:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 23:21:19,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-24 23:21:19,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:21:19,981 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:21:19,984 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:21:23,109 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:21:23,177 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:21:23,178 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:21:23,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:21:23 BoogieIcfgContainer [2023-11-24 23:21:23,179 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:21:23,181 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:21:23,182 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:21:23,186 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:21:23,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:21:19" (1/3) ... [2023-11-24 23:21:23,189 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14858a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:21:23, skipping insertion in model container [2023-11-24 23:21:23,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:19" (2/3) ... [2023-11-24 23:21:23,192 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14858a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:21:23, skipping insertion in model container [2023-11-24 23:21:23,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:21:23" (3/3) ... [2023-11-24 23:21:23,194 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-22.i [2023-11-24 23:21:23,210 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:21:23,211 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:21:23,274 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:21:23,282 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;@308fd34, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:21:23,282 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:21:23,289 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 80 states have (on average 1.4875) internal successors, (119), 81 states have internal predecessors, (119), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-24 23:21:23,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 23:21:23,303 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:23,304 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:23,305 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:23,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:23,311 INFO L85 PathProgramCache]: Analyzing trace with hash -929713180, now seen corresponding path program 1 times [2023-11-24 23:21:23,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:21:23,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1398890758] [2023-11-24 23:21:23,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:23,330 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 [2023-11-24 23:21:23,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:21:23,335 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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) [2023-11-24 23:21:23,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:23,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:21:23,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:23,952 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-24 23:21:23,952 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:21:23,953 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:21:23,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1398890758] [2023-11-24 23:21:23,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1398890758] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:21:23,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:21:23,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:21:23,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505518079] [2023-11-24 23:21:23,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:21:23,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:21:23,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:21:23,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:21:23,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:21:24,002 INFO L87 Difference]: Start difference. First operand has 92 states, 80 states have (on average 1.4875) internal successors, (119), 81 states have internal predecessors, (119), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-24 23:21:24,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:21:24,079 INFO L93 Difference]: Finished difference Result 178 states and 276 transitions. [2023-11-24 23:21:24,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:21:24,082 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 84 [2023-11-24 23:21:24,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:21:24,093 INFO L225 Difference]: With dead ends: 178 [2023-11-24 23:21:24,093 INFO L226 Difference]: Without dead ends: 87 [2023-11-24 23:21:24,098 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:21:24,102 INFO L413 NwaCegarLoop]: 120 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, 120 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 [2023-11-24 23:21:24,104 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:21:24,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-24 23:21:24,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-24 23:21:24,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 76 states have (on average 1.394736842105263) internal successors, (106), 76 states have internal predecessors, (106), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-24 23:21:24,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 124 transitions. [2023-11-24 23:21:24,175 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 124 transitions. Word has length 84 [2023-11-24 23:21:24,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:21:24,176 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 124 transitions. [2023-11-24 23:21:24,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-24 23:21:24,177 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 124 transitions. [2023-11-24 23:21:24,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 23:21:24,187 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:24,188 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:24,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:24,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:24,399 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:24,399 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:24,400 INFO L85 PathProgramCache]: Analyzing trace with hash -819254314, now seen corresponding path program 1 times [2023-11-24 23:21:24,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:21:24,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [629187424] [2023-11-24 23:21:24,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:24,401 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 [2023-11-24 23:21:24,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:21:24,403 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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) [2023-11-24 23:21:24,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:24,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:21:24,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:24,910 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-24 23:21:24,911 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:21:24,911 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:21:24,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [629187424] [2023-11-24 23:21:24,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [629187424] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:21:24,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:21:24,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:21:24,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001607782] [2023-11-24 23:21:24,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:21:24,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:21:24,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:21:24,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:21:24,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:21:24,916 INFO L87 Difference]: Start difference. First operand 87 states and 124 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-24 23:21:25,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:21:25,061 INFO L93 Difference]: Finished difference Result 179 states and 256 transitions. [2023-11-24 23:21:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:21:25,062 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 87 [2023-11-24 23:21:25,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:21:25,065 INFO L225 Difference]: With dead ends: 179 [2023-11-24 23:21:25,065 INFO L226 Difference]: Without dead ends: 93 [2023-11-24 23:21:25,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:21:25,068 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 10 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 352 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:21:25,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 352 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:21:25,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-11-24 23:21:25,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 89. [2023-11-24 23:21:25,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 78 states have (on average 1.3846153846153846) internal successors, (108), 78 states have internal predecessors, (108), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-24 23:21:25,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 126 transitions. [2023-11-24 23:21:25,084 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 126 transitions. Word has length 87 [2023-11-24 23:21:25,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:21:25,085 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 126 transitions. [2023-11-24 23:21:25,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-24 23:21:25,087 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2023-11-24 23:21:25,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 23:21:25,095 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:25,095 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:25,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:25,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:25,306 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:25,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:25,307 INFO L85 PathProgramCache]: Analyzing trace with hash 78138964, now seen corresponding path program 1 times [2023-11-24 23:21:25,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:21:25,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [370647865] [2023-11-24 23:21:25,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:25,309 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 [2023-11-24 23:21:25,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:21:25,311 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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) [2023-11-24 23:21:25,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:25,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:25,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 23:21:25,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:28,407 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 [2023-11-24 23:21:28,998 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 16 treesize of output 11 [2023-11-24 23:21:29,092 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 16 treesize of output 11 [2023-11-24 23:21:29,241 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 15 treesize of output 7 [2023-11-24 23:21:29,293 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 1 proven. 59 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-24 23:21:29,293 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:21:30,305 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:21:30,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [370647865] [2023-11-24 23:21:30,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [370647865] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:21:30,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1859748067] [2023-11-24 23:21:30,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:30,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:21:30,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:21:30,313 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:21:30,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-24 23:21:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:31,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 23:21:31,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:31,590 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 17 treesize of output 9 [2023-11-24 23:21:33,446 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 14 treesize of output 10 [2023-11-24 23:21:33,610 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 32 treesize of output 27 [2023-11-24 23:21:33,952 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 36 treesize of output 32 [2023-11-24 23:21:34,125 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2023-11-24 23:21:34,318 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 76 treesize of output 48 [2023-11-24 23:21:34,502 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-24 23:21:34,502 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:21:34,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1859748067] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:21:34,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-24 23:21:34,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [12] total 20 [2023-11-24 23:21:34,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039638379] [2023-11-24 23:21:34,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:21:34,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-24 23:21:34,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:21:34,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-24 23:21:34,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=558, Unknown=21, NotChecked=0, Total=650 [2023-11-24 23:21:34,507 INFO L87 Difference]: Start difference. First operand 89 states and 126 transitions. Second operand has 10 states, 10 states have (on average 4.5) internal successors, (45), 9 states have internal predecessors, (45), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-24 23:21:39,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:41,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:43,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:45,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:46,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:21:46,239 INFO L93 Difference]: Finished difference Result 376 states and 528 transitions. [2023-11-24 23:21:46,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-24 23:21:46,247 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 9 states have internal predecessors, (45), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 87 [2023-11-24 23:21:46,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:21:46,250 INFO L225 Difference]: With dead ends: 376 [2023-11-24 23:21:46,250 INFO L226 Difference]: Without dead ends: 288 [2023-11-24 23:21:46,252 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=135, Invalid=966, Unknown=21, NotChecked=0, Total=1122 [2023-11-24 23:21:46,253 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 448 mSDsluCounter, 506 mSDsCounter, 0 mSdLazyCounter, 506 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 506 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:21:46,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [448 Valid, 606 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 506 Invalid, 1 Unknown, 0 Unchecked, 11.0s Time] [2023-11-24 23:21:46,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2023-11-24 23:21:46,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 146. [2023-11-24 23:21:46,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 125 states have (on average 1.368) internal successors, (171), 125 states have internal predecessors, (171), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-24 23:21:46,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 207 transitions. [2023-11-24 23:21:46,301 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 207 transitions. Word has length 87 [2023-11-24 23:21:46,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:21:46,304 INFO L495 AbstractCegarLoop]: Abstraction has 146 states and 207 transitions. [2023-11-24 23:21:46,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 9 states have internal predecessors, (45), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-24 23:21:46,304 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 207 transitions. [2023-11-24 23:21:46,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-24 23:21:46,305 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:46,306 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:46,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-24 23:21:46,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:46,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:46,707 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:46,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:46,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1392571364, now seen corresponding path program 1 times [2023-11-24 23:21:46,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:21:46,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [510799816] [2023-11-24 23:21:46,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:46,709 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 [2023-11-24 23:21:46,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:21:46,710 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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) [2023-11-24 23:21:46,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:47,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:21:47,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:47,261 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 17 treesize of output 9 [2023-11-24 23:21:47,523 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 14 treesize of output 10 [2023-11-24 23:21:47,552 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 27 treesize of output 15 [2023-11-24 23:21:47,583 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-24 23:21:47,583 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:21:47,583 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:21:47,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [510799816] [2023-11-24 23:21:47,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [510799816] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:21:47,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:21:47,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:21:47,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494152749] [2023-11-24 23:21:47,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:21:47,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:21:47,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:21:47,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:21:47,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:21:47,586 INFO L87 Difference]: Start difference. First operand 146 states and 207 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-24 23:21:50,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:50,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:21:50,626 INFO L93 Difference]: Finished difference Result 282 states and 399 transitions. [2023-11-24 23:21:50,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 23:21:50,626 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 88 [2023-11-24 23:21:50,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:21:50,629 INFO L225 Difference]: With dead ends: 282 [2023-11-24 23:21:50,629 INFO L226 Difference]: Without dead ends: 194 [2023-11-24 23:21:50,630 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-24 23:21:50,631 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 86 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:21:50,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 473 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-24 23:21:50,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2023-11-24 23:21:50,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 146. [2023-11-24 23:21:50,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 125 states have (on average 1.36) internal successors, (170), 125 states have internal predecessors, (170), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-24 23:21:50,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 206 transitions. [2023-11-24 23:21:50,650 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 206 transitions. Word has length 88 [2023-11-24 23:21:50,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:21:50,651 INFO L495 AbstractCegarLoop]: Abstraction has 146 states and 206 transitions. [2023-11-24 23:21:50,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-24 23:21:50,651 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 206 transitions. [2023-11-24 23:21:50,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-24 23:21:50,652 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:50,653 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:50,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:50,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:50,864 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:50,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:50,865 INFO L85 PathProgramCache]: Analyzing trace with hash 355644872, now seen corresponding path program 1 times [2023-11-24 23:21:50,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:21:50,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [979526650] [2023-11-24 23:21:50,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:50,866 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 [2023-11-24 23:21:50,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:21:50,868 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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) [2023-11-24 23:21:50,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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)] Waiting until timeout for monitored process [2023-11-24 23:21:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:51,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:21:51,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:51,317 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-24 23:21:51,317 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:21:51,317 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:21:51,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [979526650] [2023-11-24 23:21:51,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [979526650] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:21:51,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:21:51,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:21:51,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901891977] [2023-11-24 23:21:51,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:21:51,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:21:51,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:21:51,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:21:51,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:21:51,321 INFO L87 Difference]: Start difference. First operand 146 states and 206 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-24 23:21:51,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:21:51,372 INFO L93 Difference]: Finished difference Result 234 states and 331 transitions. [2023-11-24 23:21:51,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:21:51,373 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 88 [2023-11-24 23:21:51,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:21:51,375 INFO L225 Difference]: With dead ends: 234 [2023-11-24 23:21:51,375 INFO L226 Difference]: Without dead ends: 146 [2023-11-24 23:21:51,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:21:51,377 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 24 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:21:51,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 208 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:21:51,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-11-24 23:21:51,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2023-11-24 23:21:51,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 125 states have (on average 1.352) internal successors, (169), 125 states have internal predecessors, (169), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-24 23:21:51,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 205 transitions. [2023-11-24 23:21:51,403 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 205 transitions. Word has length 88 [2023-11-24 23:21:51,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:21:51,407 INFO L495 AbstractCegarLoop]: Abstraction has 146 states and 205 transitions. [2023-11-24 23:21:51,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-24 23:21:51,407 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 205 transitions. [2023-11-24 23:21:51,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-24 23:21:51,409 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:51,409 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:51,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:21:51,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:51,619 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:51,619 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:51,619 INFO L85 PathProgramCache]: Analyzing trace with hash 478526521, now seen corresponding path program 1 times [2023-11-24 23:21:51,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:21:51,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [512655920] [2023-11-24 23:21:51,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:51,620 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 [2023-11-24 23:21:51,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:21:51,622 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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) [2023-11-24 23:21:51,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb28ffa5-785e-451c-b8d0-9a7acb2cdd20/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 [2023-11-24 23:21:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:52,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-24 23:21:52,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:52,301 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 17 treesize of output 9