./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-36.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_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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 78f51271513a16e7eca7d465f5387c94d8fad5b43cbf0af1b75f69199640eaee --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:06:58,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:06:58,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:06:58,883 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:06:58,884 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:06:58,929 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:06:58,929 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:06:58,930 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:06:58,931 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:06:58,936 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:06:58,937 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:06:58,938 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:06:58,938 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:06:58,940 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:06:58,940 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:06:58,941 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:06:58,941 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:06:58,942 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:06:58,942 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:06:58,943 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:06:58,943 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:06:58,944 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:06:58,945 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:06:58,945 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:06:58,946 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:06:58,946 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:06:58,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:06:58,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:06:58,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:06:58,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:06:58,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:06:58,950 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:06:58,950 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:06:58,950 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:06:58,950 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:06:58,951 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:06:58,952 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:06:58,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:06:58,952 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:06:58,952 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:06:58,953 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:06:58,953 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:06:58,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:06:58,953 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:06:58,954 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:06:58,954 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:06:58,954 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:06:58,955 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_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78f51271513a16e7eca7d465f5387c94d8fad5b43cbf0af1b75f69199640eaee [2023-11-25 00:06:59,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:06:59,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:06:59,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:06:59,359 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:06:59,359 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:06:59,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-36.i [2023-11-25 00:07:02,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:07:02,708 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:07:02,709 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-36.i [2023-11-25 00:07:02,719 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/data/597ec5498/5b0521d1e2a14536a3c28b63d080fd7f/FLAG69b39caaf [2023-11-25 00:07:02,735 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/data/597ec5498/5b0521d1e2a14536a3c28b63d080fd7f [2023-11-25 00:07:02,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:07:02,739 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:07:02,741 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:07:02,741 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:07:02,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:07:02,754 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:07:02" (1/1) ... [2023-11-25 00:07:02,756 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6419b80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02, skipping insertion in model container [2023-11-25 00:07:02,756 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:07:02" (1/1) ... [2023-11-25 00:07:02,822 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:07:03,029 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_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-36.i[916,929] [2023-11-25 00:07:03,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:07:03,122 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:07:03,134 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_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-36.i[916,929] [2023-11-25 00:07:03,166 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:07:03,186 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:07:03,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:03 WrapperNode [2023-11-25 00:07:03,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:07:03,188 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:07:03,188 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:07:03,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:07:03,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:03" (1/1) ... [2023-11-25 00:07:03,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:03" (1/1) ... [2023-11-25 00:07:03,270 INFO L138 Inliner]: procedures = 29, calls = 167, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 520 [2023-11-25 00:07:03,270 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:07:03,271 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:07:03,271 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:07:03,271 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:07:03,280 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:03" (1/1) ... [2023-11-25 00:07:03,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:03" (1/1) ... [2023-11-25 00:07:03,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:03" (1/1) ... [2023-11-25 00:07:03,287 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:03" (1/1) ... [2023-11-25 00:07:03,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:03" (1/1) ... [2023-11-25 00:07:03,313 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:03" (1/1) ... [2023-11-25 00:07:03,317 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:03" (1/1) ... [2023-11-25 00:07:03,320 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:03" (1/1) ... [2023-11-25 00:07:03,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:07:03,328 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:07:03,328 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:07:03,329 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:07:03,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:03" (1/1) ... [2023-11-25 00:07:03,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:07:03,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:07:03,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:07:03,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:07:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:07:03,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-25 00:07:03,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-25 00:07:03,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-25 00:07:03,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-25 00:07:03,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-25 00:07:03,410 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:07:03,410 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:07:03,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:07:03,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:07:03,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:07:03,554 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:07:03,556 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:07:04,267 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:07:05,070 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:07:05,071 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:07:05,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:07:05 BoogieIcfgContainer [2023-11-25 00:07:05,074 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:07:05,078 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:07:05,078 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:07:05,081 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:07:05,081 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:07:02" (1/3) ... [2023-11-25 00:07:05,083 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@662ac111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:07:05, skipping insertion in model container [2023-11-25 00:07:05,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:03" (2/3) ... [2023-11-25 00:07:05,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@662ac111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:07:05, skipping insertion in model container [2023-11-25 00:07:05,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:07:05" (3/3) ... [2023-11-25 00:07:05,087 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-36.i [2023-11-25 00:07:05,134 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:07:05,135 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:07:05,185 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:07:05,193 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;@5a1c755d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:07:05,193 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:07:05,198 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:07:05,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-25 00:07:05,207 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:05,208 INFO L195 NwaCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:05,209 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:05,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:05,215 INFO L85 PathProgramCache]: Analyzing trace with hash -2133526815, now seen corresponding path program 1 times [2023-11-25 00:07:05,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:07:05,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741812180] [2023-11-25 00:07:05,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:05,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:07:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:07:08,441 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:07:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:07:10,461 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:07:10,463 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:07:10,464 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:07:10,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-25 00:07:10,471 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:07:10,475 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:07:10,545 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-25 00:07:10,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-25 00:07:10,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-25 00:07:10,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-25 00:07:10,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-25 00:07:10,548 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-25 00:07:10,548 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated [2023-11-25 00:07:10,550 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-25 00:07:10,550 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated [2023-11-25 00:07:10,550 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-25 00:07:10,551 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-25 00:07:10,551 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-25 00:07:10,551 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-25 00:07:10,551 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-25 00:07:10,553 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-25 00:07:10,554 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-25 00:07:10,556 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-25 00:07:10,557 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-25 00:07:10,559 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-25 00:07:10,559 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-25 00:07:10,559 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-25 00:07:10,560 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-25 00:07:10,560 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-25 00:07:10,560 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-25 00:07:10,560 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-25 00:07:10,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-25 00:07:10,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-25 00:07:10,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-25 00:07:10,563 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-25 00:07:10,563 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-25 00:07:10,563 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-25 00:07:10,563 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-25 00:07:10,564 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-25 00:07:10,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-25 00:07:10,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-25 00:07:10,568 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-25 00:07:10,568 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-11-25 00:07:10,569 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-25 00:07:10,569 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-25 00:07:10,569 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-25 00:07:10,570 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-25 00:07:10,570 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-25 00:07:10,570 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-25 00:07:10,571 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-11-25 00:07:10,571 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-25 00:07:10,572 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-25 00:07:10,572 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-25 00:07:10,572 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-25 00:07:10,572 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-25 00:07:10,573 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-25 00:07:10,573 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-25 00:07:10,574 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-25 00:07:10,574 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-25 00:07:10,574 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-25 00:07:10,575 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-25 00:07:10,575 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated [2023-11-25 00:07:10,575 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated [2023-11-25 00:07:10,576 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-25 00:07:10,576 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-25 00:07:10,577 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated [2023-11-25 00:07:10,577 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-25 00:07:10,577 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated [2023-11-25 00:07:10,577 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-25 00:07:10,578 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-25 00:07:10,578 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-25 00:07:10,579 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short89 could not be translated [2023-11-25 00:07:10,579 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated [2023-11-25 00:07:10,579 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-25 00:07:10,579 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated [2023-11-25 00:07:10,580 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-25 00:07:10,580 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-25 00:07:10,581 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated [2023-11-25 00:07:10,581 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-25 00:07:10,582 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-25 00:07:10,582 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-25 00:07:10,582 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short89 could not be translated [2023-11-25 00:07:10,582 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-25 00:07:10,583 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated [2023-11-25 00:07:10,583 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-25 00:07:10,584 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-25 00:07:10,585 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-25 00:07:10,586 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-25 00:07:10,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:07:10 BoogieIcfgContainer [2023-11-25 00:07:10,625 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:07:10,626 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:07:10,627 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:07:10,628 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:07:10,629 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:07:05" (3/4) ... [2023-11-25 00:07:10,635 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:07:10,636 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:07:10,638 INFO L158 Benchmark]: Toolchain (without parser) took 7898.49ms. Allocated memory was 148.9MB in the beginning and 350.2MB in the end (delta: 201.3MB). Free memory was 106.6MB in the beginning and 155.8MB in the end (delta: -49.3MB). Peak memory consumption was 151.6MB. Max. memory is 16.1GB. [2023-11-25 00:07:10,640 INFO L158 Benchmark]: CDTParser took 2.14ms. Allocated memory is still 107.0MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:07:10,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.17ms. Allocated memory is still 148.9MB. Free memory was 106.1MB in the beginning and 108.7MB in the end (delta: -2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:07:10,646 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.31ms. Allocated memory is still 148.9MB. Free memory was 108.7MB in the beginning and 105.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:07:10,648 INFO L158 Benchmark]: Boogie Preprocessor took 56.53ms. Allocated memory is still 148.9MB. Free memory was 105.1MB in the beginning and 102.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:07:10,649 INFO L158 Benchmark]: RCFGBuilder took 1746.26ms. Allocated memory is still 148.9MB. Free memory was 102.4MB in the beginning and 49.9MB in the end (delta: 52.6MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. [2023-11-25 00:07:10,649 INFO L158 Benchmark]: TraceAbstraction took 5547.32ms. Allocated memory was 148.9MB in the beginning and 350.2MB in the end (delta: 201.3MB). Free memory was 49.9MB in the beginning and 155.8MB in the end (delta: -106.0MB). Peak memory consumption was 100.3MB. Max. memory is 16.1GB. [2023-11-25 00:07:10,650 INFO L158 Benchmark]: Witness Printer took 10.95ms. Allocated memory is still 350.2MB. Free memory is still 155.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:07:10,653 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.14ms. Allocated memory is still 107.0MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.17ms. Allocated memory is still 148.9MB. Free memory was 106.1MB in the beginning and 108.7MB in the end (delta: -2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.31ms. Allocated memory is still 148.9MB. Free memory was 108.7MB in the beginning and 105.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.53ms. Allocated memory is still 148.9MB. Free memory was 105.1MB in the beginning and 102.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1746.26ms. Allocated memory is still 148.9MB. Free memory was 102.4MB in the beginning and 49.9MB in the end (delta: 52.6MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. * TraceAbstraction took 5547.32ms. Allocated memory was 148.9MB in the beginning and 350.2MB in the end (delta: 201.3MB). Free memory was 49.9MB in the beginning and 155.8MB in the end (delta: -106.0MB). Peak memory consumption was 100.3MB. Max. memory is 16.1GB. * Witness Printer took 10.95ms. Allocated memory is still 350.2MB. Free memory is still 155.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~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~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 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~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 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~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 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~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 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 62, overapproximation of shiftRight at line 50, overapproximation of someUnaryDOUBLEoperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 1; [L23] unsigned long int* var_1_1_Pointer = &(var_1_1); [L24] float var_1_3 = 9999999999.875; [L25] float* var_1_3_Pointer = &(var_1_3); [L26] unsigned char var_1_4 = 0; [L27] unsigned char* var_1_4_Pointer = &(var_1_4); [L28] float var_1_5 = 4.25; [L29] float* var_1_5_Pointer = &(var_1_5); [L30] unsigned char var_1_7 = 1; [L31] unsigned char* var_1_7_Pointer = &(var_1_7); [L32] unsigned char var_1_9 = 1; [L33] unsigned char* var_1_9_Pointer = &(var_1_9); [L34] double var_1_10 = 64.2; [L35] double* var_1_10_Pointer = &(var_1_10); [L36] double var_1_11 = 9.5; [L37] double* var_1_11_Pointer = &(var_1_11); [L38] double var_1_12 = 199.5; [L39] double* var_1_12_Pointer = &(var_1_12); [L40] double var_1_13 = 3.5; [L41] double* var_1_13_Pointer = &(var_1_13); [L42] unsigned char var_1_14 = 1; [L43] unsigned char* var_1_14_Pointer = &(var_1_14); [L44] unsigned char var_1_16 = 2; [L45] unsigned char* var_1_16_Pointer = &(var_1_16); [L46] unsigned char last_1_var_1_14 = 1; [L111] isInitial = 1 [L112] FCALL initially() [L113] COND TRUE 1 [L114] CALL updateLastVariables() [L104] EXPR \read(var_1_14) [L104] last_1_var_1_14 = var_1_14 [L114] RET updateLastVariables() [L115] CALL updateVariables() [L83] var_1_3 = __VERIFIER_nondet_float() [L84] EXPR \read(var_1_3) [L84] EXPR var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F [L84] EXPR (var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F ) [L84] EXPR \read(var_1_3) [L84] EXPR var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F [L84] EXPR \read(var_1_3) [L84] EXPR var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F [L84] EXPR (var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L84] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L85] var_1_4 = __VERIFIER_nondet_uchar() [L86] EXPR \read(var_1_4) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L86] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L87] EXPR \read(var_1_4) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L87] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L88] var_1_5 = __VERIFIER_nondet_float() [L89] EXPR \read(var_1_5) [L89] EXPR var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F [L89] EXPR (var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F ) [L89] EXPR \read(var_1_5) [L89] EXPR var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F [L89] EXPR \read(var_1_5) [L89] EXPR var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F [L89] EXPR (var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L89] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L90] var_1_9 = __VERIFIER_nondet_uchar() [L91] EXPR \read(var_1_9) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L91] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L92] EXPR \read(var_1_9) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L92] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L93] var_1_11 = __VERIFIER_nondet_double() [L94] EXPR \read(var_1_11) [L94] EXPR var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F [L94] EXPR \read(var_1_11) [L94] EXPR var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F [L94] EXPR (var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L94] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L95] var_1_12 = __VERIFIER_nondet_double() [L96] EXPR \read(var_1_12) [L96] EXPR var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F [L96] EXPR \read(var_1_12) [L96] EXPR var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F [L96] EXPR (var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L96] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L97] var_1_13 = __VERIFIER_nondet_double() [L98] EXPR \read(var_1_13) [L98] EXPR var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F [L98] EXPR (var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F ) [L98] EXPR \read(var_1_13) [L98] EXPR var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F [L98] EXPR \read(var_1_13) [L98] EXPR var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F [L98] EXPR (var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L98] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L99] var_1_16 = __VERIFIER_nondet_uchar() [L100] EXPR \read(var_1_16) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L100] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L101] EXPR \read(var_1_16) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L101] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L115] RET updateVariables() [L116] CALL step() [L50] EXPR last_1_var_1_14 >> last_1_var_1_14 [L50] COND FALSE !((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) [L53] EXPR \read(*var_1_13_Pointer) [L53] EXPR \read(*var_1_12_Pointer) [L53] COND FALSE !((*(var_1_13_Pointer)) == (- (*(var_1_12_Pointer)))) [L60] (*(var_1_14_Pointer)) = 0 [L62] EXPR \read(*var_1_5_Pointer) [L62] EXPR \read(*var_1_3_Pointer) [L62] COND TRUE (*(var_1_5_Pointer)) > (*(var_1_3_Pointer)) [L63] (*(var_1_10_Pointer)) = 4.6 [L67] EXPR \read(*var_1_10_Pointer) [L67] EXPR \read(*var_1_10_Pointer) [L67] unsigned char stepLocal_0 = (*(var_1_10_Pointer)) > (*(var_1_10_Pointer)); [L68] stepLocal_0 && (*(var_1_7_Pointer)) [L68] EXPR \read(*var_1_7_Pointer) [L68] stepLocal_0 && (*(var_1_7_Pointer)) [L68] COND TRUE stepLocal_0 && (*(var_1_7_Pointer)) [L69] EXPR \read(*var_1_10_Pointer) [L69] EXPR \read(*var_1_10_Pointer) [L69] EXPR (((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))) [L69] EXPR \read(*var_1_10_Pointer) [L69] EXPR (((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))) [L69] EXPR \read(*var_1_10_Pointer) [L69] COND FALSE !((((((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))))) != (*(var_1_10_Pointer))) [L76] EXPR \read(*var_1_14_Pointer) [L76] (*(var_1_1_Pointer)) = (*(var_1_14_Pointer)) [L116] RET step() [L117] CALL, EXPR property() [L107] EXPR \read(*var_1_10_Pointer) [L107] EXPR \read(*var_1_10_Pointer) [L107] EXPR ((*(var_1_10_Pointer)) > (*(var_1_10_Pointer))) && (*(var_1_7_Pointer)) [L107] EXPR \read(*var_1_7_Pointer) [L107] EXPR ((*(var_1_10_Pointer)) > (*(var_1_10_Pointer))) && (*(var_1_7_Pointer)) [L107] EXPR (((*(var_1_10_Pointer)) > (*(var_1_10_Pointer))) && (*(var_1_7_Pointer))) ? (((((((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))))) != (*(var_1_10_Pointer))) ? ((*(var_1_7_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned long int) 10u)) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer)))) [L107] EXPR \read(*var_1_10_Pointer) [L107] EXPR \read(*var_1_10_Pointer) [L107] EXPR (((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))) [L107] EXPR \read(*var_1_10_Pointer) [L107] EXPR (((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))) [L107] EXPR \read(*var_1_10_Pointer) [L107] EXPR ((((((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))))) != (*(var_1_10_Pointer))) ? ((*(var_1_7_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned long int) 10u)) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer)))) [L107] EXPR \read(*var_1_1_Pointer) [L107] EXPR \read(*var_1_14_Pointer) [L107] EXPR ((((((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))))) != (*(var_1_10_Pointer))) ? ((*(var_1_7_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned long int) 10u)) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer)))) [L107] EXPR (((*(var_1_10_Pointer)) > (*(var_1_10_Pointer))) && (*(var_1_7_Pointer))) ? (((((((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))))) != (*(var_1_10_Pointer))) ? ((*(var_1_7_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned long int) 10u)) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer)))) [L107] EXPR ((((*(var_1_10_Pointer)) > (*(var_1_10_Pointer))) && (*(var_1_7_Pointer))) ? (((((((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))))) != (*(var_1_10_Pointer))) ? ((*(var_1_7_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned long int) 10u)) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) && (((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) ? ((*(var_1_7_Pointer)) == ((unsigned char) ((*(var_1_4_Pointer)) || (*(var_1_9_Pointer))))) : 1) [L107] EXPR last_1_var_1_14 >> last_1_var_1_14 [L107] EXPR ((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) ? ((*(var_1_7_Pointer)) == ((unsigned char) ((*(var_1_4_Pointer)) || (*(var_1_9_Pointer))))) : 1 [L107] EXPR ((((*(var_1_10_Pointer)) > (*(var_1_10_Pointer))) && (*(var_1_7_Pointer))) ? (((((((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))))) != (*(var_1_10_Pointer))) ? ((*(var_1_7_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned long int) 10u)) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) && (((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) ? ((*(var_1_7_Pointer)) == ((unsigned char) ((*(var_1_4_Pointer)) || (*(var_1_9_Pointer))))) : 1) [L107] EXPR (((((*(var_1_10_Pointer)) > (*(var_1_10_Pointer))) && (*(var_1_7_Pointer))) ? (((((((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))))) != (*(var_1_10_Pointer))) ? ((*(var_1_7_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned long int) 10u)) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) && (((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) ? ((*(var_1_7_Pointer)) == ((unsigned char) ((*(var_1_4_Pointer)) || (*(var_1_9_Pointer))))) : 1)) && (((*(var_1_5_Pointer)) > (*(var_1_3_Pointer))) ? ((*(var_1_10_Pointer)) == ((double) 4.6)) : ((*(var_1_10_Pointer)) == ((double) (((((*(var_1_11_Pointer))) > ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer))))))) ? ((*(var_1_11_Pointer))) : ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer))))))))))) [L107] EXPR \read(*var_1_5_Pointer) [L107] EXPR \read(*var_1_3_Pointer) [L107] EXPR ((*(var_1_5_Pointer)) > (*(var_1_3_Pointer))) ? ((*(var_1_10_Pointer)) == ((double) 4.6)) : ((*(var_1_10_Pointer)) == ((double) (((((*(var_1_11_Pointer))) > ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer))))))) ? ((*(var_1_11_Pointer))) : ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer)))))))))) [L107] EXPR \read(*var_1_10_Pointer) [L107] EXPR \read(*var_1_11_Pointer) [L107] EXPR \read(*var_1_12_Pointer) [L107] EXPR \read(*var_1_13_Pointer) [L107] EXPR (((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer))) [L107] EXPR \read(*var_1_13_Pointer) [L107] EXPR (((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer))) [L107] EXPR (((*(var_1_11_Pointer))) > ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer))))))) ? ((*(var_1_11_Pointer))) : ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer)))))) [L107] EXPR \read(*var_1_11_Pointer) [L107] EXPR (((*(var_1_11_Pointer))) > ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer))))))) ? ((*(var_1_11_Pointer))) : ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer)))))) [L107] EXPR ((*(var_1_5_Pointer)) > (*(var_1_3_Pointer))) ? ((*(var_1_10_Pointer)) == ((double) 4.6)) : ((*(var_1_10_Pointer)) == ((double) (((((*(var_1_11_Pointer))) > ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer))))))) ? ((*(var_1_11_Pointer))) : ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer)))))))))) [L107] EXPR (((((*(var_1_10_Pointer)) > (*(var_1_10_Pointer))) && (*(var_1_7_Pointer))) ? (((((((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))))) != (*(var_1_10_Pointer))) ? ((*(var_1_7_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned long int) 10u)) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) && (((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) ? ((*(var_1_7_Pointer)) == ((unsigned char) ((*(var_1_4_Pointer)) || (*(var_1_9_Pointer))))) : 1)) && (((*(var_1_5_Pointer)) > (*(var_1_3_Pointer))) ? ((*(var_1_10_Pointer)) == ((double) 4.6)) : ((*(var_1_10_Pointer)) == ((double) (((((*(var_1_11_Pointer))) > ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer))))))) ? ((*(var_1_11_Pointer))) : ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer))))))))))) [L107] EXPR ((((((*(var_1_10_Pointer)) > (*(var_1_10_Pointer))) && (*(var_1_7_Pointer))) ? (((((((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))))) != (*(var_1_10_Pointer))) ? ((*(var_1_7_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned long int) 10u)) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) && (((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) ? ((*(var_1_7_Pointer)) == ((unsigned char) ((*(var_1_4_Pointer)) || (*(var_1_9_Pointer))))) : 1)) && (((*(var_1_5_Pointer)) > (*(var_1_3_Pointer))) ? ((*(var_1_10_Pointer)) == ((double) 4.6)) : ((*(var_1_10_Pointer)) == ((double) (((((*(var_1_11_Pointer))) > ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer))))))) ? ((*(var_1_11_Pointer))) : ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer)))))))))))) && (((*(var_1_13_Pointer)) == (- (*(var_1_12_Pointer)))) ? (((*(var_1_7_Pointer)) && (*(var_1_7_Pointer))) ? ((*(var_1_14_Pointer)) == ((unsigned char) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((unsigned char) (*(var_1_16_Pointer))))) : ((*(var_1_14_Pointer)) == ((unsigned char) 0))) [L107-L108] return ((((((*(var_1_10_Pointer)) > (*(var_1_10_Pointer))) && (*(var_1_7_Pointer))) ? (((((((*(var_1_10_Pointer))) > ((- (*(var_1_10_Pointer))))) ? ((*(var_1_10_Pointer))) : ((- (*(var_1_10_Pointer)))))) != (*(var_1_10_Pointer))) ? ((*(var_1_7_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned long int) 10u)) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) : ((*(var_1_1_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) && (((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) ? ((*(var_1_7_Pointer)) == ((unsigned char) ((*(var_1_4_Pointer)) || (*(var_1_9_Pointer))))) : 1)) && (((*(var_1_5_Pointer)) > (*(var_1_3_Pointer))) ? ((*(var_1_10_Pointer)) == ((double) 4.6)) : ((*(var_1_10_Pointer)) == ((double) (((((*(var_1_11_Pointer))) > ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer))))))) ? ((*(var_1_11_Pointer))) : ((((((*(var_1_12_Pointer))) > ((*(var_1_13_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_13_Pointer)))))))))))) && (((*(var_1_13_Pointer)) == (- (*(var_1_12_Pointer)))) ? (((*(var_1_7_Pointer)) && (*(var_1_7_Pointer))) ? ((*(var_1_14_Pointer)) == ((unsigned char) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((unsigned char) (*(var_1_16_Pointer))))) : ((*(var_1_14_Pointer)) == ((unsigned char) 0))) ; [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=1, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.3s, OverallIterations: 1, TraceHistogramMax: 11, 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=31occurred 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, 3.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-25 00:07:10,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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 78f51271513a16e7eca7d465f5387c94d8fad5b43cbf0af1b75f69199640eaee --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:07:13,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:07:13,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:07:13,820 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:07:13,821 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:07:13,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:07:13,866 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:07:13,866 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:07:13,868 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:07:13,873 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:07:13,873 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:07:13,874 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:07:13,874 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:07:13,876 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:07:13,876 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:07:13,877 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:07:13,878 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:07:13,879 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:07:13,879 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:07:13,880 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:07:13,880 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:07:13,881 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:07:13,881 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:07:13,881 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:07:13,882 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:07:13,882 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:07:13,883 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:07:13,883 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:07:13,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:07:13,884 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:07:13,885 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:07:13,886 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:07:13,886 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:07:13,887 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:07:13,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:07:13,887 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:07:13,887 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:07:13,888 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:07:13,888 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:07:13,889 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:07:13,889 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:07:13,890 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:07:13,890 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:07:13,890 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:07:13,891 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_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78f51271513a16e7eca7d465f5387c94d8fad5b43cbf0af1b75f69199640eaee [2023-11-25 00:07:14,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:07:14,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:07:14,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:07:14,357 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:07:14,358 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:07:14,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-36.i [2023-11-25 00:07:17,559 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:07:17,871 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:07:17,871 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-36.i [2023-11-25 00:07:17,881 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/data/589797d91/b90ff15bda7c4f3b9c26f387e64989eb/FLAGa2b40566d [2023-11-25 00:07:17,895 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/data/589797d91/b90ff15bda7c4f3b9c26f387e64989eb [2023-11-25 00:07:17,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:07:17,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:07:17,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:07:17,900 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:07:17,906 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:07:17,907 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:07:17" (1/1) ... [2023-11-25 00:07:17,908 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72829557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:17, skipping insertion in model container [2023-11-25 00:07:17,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:07:17" (1/1) ... [2023-11-25 00:07:17,937 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:07:18,122 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_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-36.i[916,929] [2023-11-25 00:07:18,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:07:18,243 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:07:18,260 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_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-36.i[916,929] [2023-11-25 00:07:18,317 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:07:18,357 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:07:18,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:18 WrapperNode [2023-11-25 00:07:18,358 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:07:18,359 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:07:18,360 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:07:18,360 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:07:18,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:18" (1/1) ... [2023-11-25 00:07:18,402 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:18" (1/1) ... [2023-11-25 00:07:18,464 INFO L138 Inliner]: procedures = 36, calls = 167, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 511 [2023-11-25 00:07:18,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:07:18,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:07:18,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:07:18,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:07:18,476 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:18" (1/1) ... [2023-11-25 00:07:18,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:18" (1/1) ... [2023-11-25 00:07:18,485 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:18" (1/1) ... [2023-11-25 00:07:18,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:18" (1/1) ... [2023-11-25 00:07:18,504 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:18" (1/1) ... [2023-11-25 00:07:18,511 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:18" (1/1) ... [2023-11-25 00:07:18,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:18" (1/1) ... [2023-11-25 00:07:18,520 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:18" (1/1) ... [2023-11-25 00:07:18,545 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:07:18,546 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:07:18,567 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:07:18,567 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:07:18,568 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:18" (1/1) ... [2023-11-25 00:07:18,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:07:18,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:07:18,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:07:18,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:07:18,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:07:18,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-25 00:07:18,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-25 00:07:18,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-25 00:07:18,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:07:18,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-25 00:07:18,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-25 00:07:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-25 00:07:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-25 00:07:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-25 00:07:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-25 00:07:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:07:18,663 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:07:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:07:18,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:07:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-25 00:07:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-25 00:07:18,853 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:07:18,861 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:07:19,914 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:07:19,975 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:07:19,975 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:07:19,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:07:19 BoogieIcfgContainer [2023-11-25 00:07:19,976 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:07:19,978 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:07:19,978 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:07:19,982 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:07:19,982 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:07:17" (1/3) ... [2023-11-25 00:07:19,983 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3004324b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:07:19, skipping insertion in model container [2023-11-25 00:07:19,983 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:18" (2/3) ... [2023-11-25 00:07:19,984 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3004324b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:07:19, skipping insertion in model container [2023-11-25 00:07:19,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:07:19" (3/3) ... [2023-11-25 00:07:19,985 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-36.i [2023-11-25 00:07:20,006 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:07:20,006 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:07:20,060 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:07:20,067 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;@3ee6359c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:07:20,068 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:07:20,074 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 98 states have (on average 1.5204081632653061) internal successors, (149), 99 states have internal predecessors, (149), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:07:20,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-25 00:07:20,092 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:20,093 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:20,094 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:20,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:20,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1285315588, now seen corresponding path program 1 times [2023-11-25 00:07:20,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:07:20,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1521293961] [2023-11-25 00:07:20,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:20,125 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:20,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:07:20,129 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:07:20,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-25 00:07:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:07:20,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:07:20,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:07:20,749 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-25 00:07:20,749 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:07:20,750 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:07:20,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1521293961] [2023-11-25 00:07:20,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1521293961] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:07:20,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:07:20,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:07:20,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875448728] [2023-11-25 00:07:20,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:07:20,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:07:20,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:07:20,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:07:20,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:07:20,803 INFO L87 Difference]: Start difference. First operand has 112 states, 98 states have (on average 1.5204081632653061) internal successors, (149), 99 states have internal predecessors, (149), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-25 00:07:20,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:07:20,880 INFO L93 Difference]: Finished difference Result 217 states and 345 transitions. [2023-11-25 00:07:20,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:07:20,883 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 103 [2023-11-25 00:07:20,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:07:20,895 INFO L225 Difference]: With dead ends: 217 [2023-11-25 00:07:20,896 INFO L226 Difference]: Without dead ends: 106 [2023-11-25 00:07:20,901 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:07:20,905 INFO L413 NwaCegarLoop]: 154 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, 154 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-25 00:07:20,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 154 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-25 00:07:20,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-25 00:07:20,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2023-11-25 00:07:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 93 states have internal predecessors, (136), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:07:20,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 158 transitions. [2023-11-25 00:07:20,971 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 158 transitions. Word has length 103 [2023-11-25 00:07:20,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:07:20,972 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 158 transitions. [2023-11-25 00:07:20,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-25 00:07:20,973 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 158 transitions. [2023-11-25 00:07:20,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-25 00:07:20,978 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:20,978 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:20,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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)] Ended with exit code 0 [2023-11-25 00:07:21,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:21,190 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:21,191 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:21,191 INFO L85 PathProgramCache]: Analyzing trace with hash -1980611650, now seen corresponding path program 1 times [2023-11-25 00:07:21,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:07:21,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1713858610] [2023-11-25 00:07:21,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:21,194 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:21,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:07:21,198 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:07:21,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-25 00:07:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:07:21,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:07:21,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:07:21,762 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-25 00:07:21,762 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:07:21,762 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:07:21,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1713858610] [2023-11-25 00:07:21,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1713858610] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:07:21,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:07:21,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-25 00:07:21,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598459920] [2023-11-25 00:07:21,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:07:21,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:07:21,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:07:21,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:07:21,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-25 00:07:21,767 INFO L87 Difference]: Start difference. First operand 106 states and 158 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-25 00:07:21,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:07:21,933 INFO L93 Difference]: Finished difference Result 217 states and 324 transitions. [2023-11-25 00:07:21,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-25 00:07:21,934 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 103 [2023-11-25 00:07:21,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:07:21,936 INFO L225 Difference]: With dead ends: 217 [2023-11-25 00:07:21,937 INFO L226 Difference]: Without dead ends: 112 [2023-11-25 00:07:21,938 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:07:21,939 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 10 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 454 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 [2023-11-25 00:07:21,940 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 454 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-25 00:07:21,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-25 00:07:21,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 108. [2023-11-25 00:07:21,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 95 states have (on average 1.4526315789473685) internal successors, (138), 95 states have internal predecessors, (138), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:07:21,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 160 transitions. [2023-11-25 00:07:21,956 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 160 transitions. Word has length 103 [2023-11-25 00:07:21,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:07:21,957 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 160 transitions. [2023-11-25 00:07:21,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-25 00:07:21,958 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 160 transitions. [2023-11-25 00:07:21,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-25 00:07:21,960 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:21,960 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:21,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-25 00:07:22,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:22,173 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:22,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:22,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1753655868, now seen corresponding path program 1 times [2023-11-25 00:07:22,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:07:22,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1133244304] [2023-11-25 00:07:22,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:22,177 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:22,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:07:22,178 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:07:22,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-25 00:07:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:07:22,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:07:22,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:07:22,711 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-25 00:07:22,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 184 treesize of output 64 [2023-11-25 00:07:22,744 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-25 00:07:22,744 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:07:22,744 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:07:22,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1133244304] [2023-11-25 00:07:22,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1133244304] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:07:22,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:07:22,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:07:22,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081804071] [2023-11-25 00:07:22,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:07:22,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:07:22,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:07:22,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:07:22,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:07:22,755 INFO L87 Difference]: Start difference. First operand 108 states and 160 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:22,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:07:22,816 INFO L93 Difference]: Finished difference Result 211 states and 312 transitions. [2023-11-25 00:07:22,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:07:22,817 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2023-11-25 00:07:22,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:07:22,820 INFO L225 Difference]: With dead ends: 211 [2023-11-25 00:07:22,820 INFO L226 Difference]: Without dead ends: 104 [2023-11-25 00:07:22,821 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:07:22,823 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 1 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-25 00:07:22,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 284 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-25 00:07:22,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-25 00:07:22,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2023-11-25 00:07:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 91 states have (on average 1.4175824175824177) internal successors, (129), 91 states have internal predecessors, (129), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:07:22,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 151 transitions. [2023-11-25 00:07:22,837 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 151 transitions. Word has length 103 [2023-11-25 00:07:22,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:07:22,838 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 151 transitions. [2023-11-25 00:07:22,839 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:22,839 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 151 transitions. [2023-11-25 00:07:22,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-25 00:07:22,841 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:22,842 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:22,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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)] Forceful destruction successful, exit code 0 [2023-11-25 00:07:23,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:23,051 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:23,052 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:23,052 INFO L85 PathProgramCache]: Analyzing trace with hash 742538618, now seen corresponding path program 1 times [2023-11-25 00:07:23,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:07:23,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [650827145] [2023-11-25 00:07:23,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:23,053 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:23,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:07:23,055 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:07:23,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-25 00:07:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:07:23,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-25 00:07:23,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:07:23,508 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-25 00:07:23,509 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:07:23,509 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:07:23,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [650827145] [2023-11-25 00:07:23,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [650827145] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:07:23,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:07:23,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:07:23,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739966103] [2023-11-25 00:07:23,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:07:23,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:07:23,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:07:23,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:07:23,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:07:23,512 INFO L87 Difference]: Start difference. First operand 104 states and 151 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:23,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:07:23,557 INFO L93 Difference]: Finished difference Result 201 states and 292 transitions. [2023-11-25 00:07:23,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:07:23,558 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2023-11-25 00:07:23,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:07:23,560 INFO L225 Difference]: With dead ends: 201 [2023-11-25 00:07:23,560 INFO L226 Difference]: Without dead ends: 98 [2023-11-25 00:07:23,561 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:07:23,563 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 32 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-25 00:07:23,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 233 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-25 00:07:23,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-11-25 00:07:23,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2023-11-25 00:07:23,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 85 states have (on average 1.388235294117647) internal successors, (118), 85 states have internal predecessors, (118), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:07:23,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 140 transitions. [2023-11-25 00:07:23,574 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 140 transitions. Word has length 103 [2023-11-25 00:07:23,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:07:23,575 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 140 transitions. [2023-11-25 00:07:23,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:23,575 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 140 transitions. [2023-11-25 00:07:23,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-25 00:07:23,577 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:23,578 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:23,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-25 00:07:23,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:23,786 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:23,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:23,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1443603196, now seen corresponding path program 1 times [2023-11-25 00:07:23,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:07:23,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [547477470] [2023-11-25 00:07:23,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:23,788 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:23,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:07:23,789 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:07:23,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-25 00:07:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:07:24,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-25 00:07:24,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:07:25,345 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 12 treesize of output 8 [2023-11-25 00:07:25,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-11-25 00:07:25,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2023-11-25 00:07:25,588 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-25 00:07:25,588 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:07:25,589 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:07:25,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [547477470] [2023-11-25 00:07:25,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [547477470] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:07:25,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:07:25,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-25 00:07:25,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257204607] [2023-11-25 00:07:25,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:07:25,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-25 00:07:25,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:07:25,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-25 00:07:25,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-25 00:07:25,591 INFO L87 Difference]: Start difference. First operand 98 states and 140 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:29,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-25 00:07:30,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:07:30,133 INFO L93 Difference]: Finished difference Result 234 states and 332 transitions. [2023-11-25 00:07:30,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-25 00:07:30,134 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2023-11-25 00:07:30,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:07:30,137 INFO L225 Difference]: With dead ends: 234 [2023-11-25 00:07:30,138 INFO L226 Difference]: Without dead ends: 137 [2023-11-25 00:07:30,139 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2023-11-25 00:07:30,140 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 254 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 281 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-25 00:07:30,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 411 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 281 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-11-25 00:07:30,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2023-11-25 00:07:30,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 113. [2023-11-25 00:07:30,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 100 states have (on average 1.37) internal successors, (137), 100 states have internal predecessors, (137), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:07:30,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 159 transitions. [2023-11-25 00:07:30,178 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 159 transitions. Word has length 103 [2023-11-25 00:07:30,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:07:30,179 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 159 transitions. [2023-11-25 00:07:30,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:30,180 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 159 transitions. [2023-11-25 00:07:30,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-25 00:07:30,183 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:30,183 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:30,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-25 00:07:30,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:30,384 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:30,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:30,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1866540490, now seen corresponding path program 1 times [2023-11-25 00:07:30,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:07:30,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1459584517] [2023-11-25 00:07:30,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:30,387 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:30,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:07:30,388 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:07:30,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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 [2023-11-25 00:07:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:07:30,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-25 00:07:30,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:07:30,943 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-25 00:07:30,943 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:07:30,944 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:07:30,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1459584517] [2023-11-25 00:07:30,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1459584517] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:07:30,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:07:30,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-25 00:07:30,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719443710] [2023-11-25 00:07:30,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:07:30,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-25 00:07:30,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:07:30,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-25 00:07:30,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:07:30,948 INFO L87 Difference]: Start difference. First operand 113 states and 159 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:31,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:07:31,972 INFO L93 Difference]: Finished difference Result 242 states and 343 transitions. [2023-11-25 00:07:31,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-25 00:07:31,973 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 105 [2023-11-25 00:07:31,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:07:31,974 INFO L225 Difference]: With dead ends: 242 [2023-11-25 00:07:31,975 INFO L226 Difference]: Without dead ends: 130 [2023-11-25 00:07:31,975 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-25 00:07:31,976 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 71 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 527 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-25 00:07:31,977 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 527 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-25 00:07:31,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-11-25 00:07:31,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 115. [2023-11-25 00:07:31,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 102 states have (on average 1.3627450980392157) internal successors, (139), 102 states have internal predecessors, (139), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:07:31,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 161 transitions. [2023-11-25 00:07:31,990 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 161 transitions. Word has length 105 [2023-11-25 00:07:31,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:07:31,991 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 161 transitions. [2023-11-25 00:07:31,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:31,991 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 161 transitions. [2023-11-25 00:07:31,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-25 00:07:31,994 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:31,994 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:32,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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 [2023-11-25 00:07:32,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:32,203 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:32,204 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:32,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1008789156, now seen corresponding path program 1 times [2023-11-25 00:07:32,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:07:32,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [125600543] [2023-11-25 00:07:32,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:32,205 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:32,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:07:32,206 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:07:32,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-25 00:07:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:07:32,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-25 00:07:32,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:07:33,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-25 00:07:33,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-11-25 00:07:33,413 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-25 00:07:33,413 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:07:33,414 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:07:33,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [125600543] [2023-11-25 00:07:33,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [125600543] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:07:33,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:07:33,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-25 00:07:33,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629269423] [2023-11-25 00:07:33,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:07:33,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-25 00:07:33,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:07:33,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-25 00:07:33,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-25 00:07:33,419 INFO L87 Difference]: Start difference. First operand 115 states and 161 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:35,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:07:35,032 INFO L93 Difference]: Finished difference Result 227 states and 318 transitions. [2023-11-25 00:07:35,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-25 00:07:35,033 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 105 [2023-11-25 00:07:35,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:07:35,035 INFO L225 Difference]: With dead ends: 227 [2023-11-25 00:07:35,036 INFO L226 Difference]: Without dead ends: 113 [2023-11-25 00:07:35,036 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-25 00:07:35,038 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 101 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-25 00:07:35,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 345 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-25 00:07:35,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-11-25 00:07:35,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 98. [2023-11-25 00:07:35,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 85 states have (on average 1.3647058823529412) internal successors, (116), 85 states have internal predecessors, (116), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:07:35,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 138 transitions. [2023-11-25 00:07:35,054 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 138 transitions. Word has length 105 [2023-11-25 00:07:35,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:07:35,055 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 138 transitions. [2023-11-25 00:07:35,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:35,056 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 138 transitions. [2023-11-25 00:07:35,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-25 00:07:35,058 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:35,058 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:35,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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)] Ended with exit code 0 [2023-11-25 00:07:35,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:35,265 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:35,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:35,265 INFO L85 PathProgramCache]: Analyzing trace with hash -529087121, now seen corresponding path program 1 times [2023-11-25 00:07:35,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:07:35,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [365536803] [2023-11-25 00:07:35,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:35,267 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:35,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:07:35,269 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:07:35,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-25 00:07:35,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:07:35,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-25 00:07:35,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:07:36,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-25 00:07:36,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2023-11-25 00:07:36,958 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 27 treesize of output 20 [2023-11-25 00:07:37,274 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-25 00:07:37,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 53 [2023-11-25 00:07:37,319 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-25 00:07:37,319 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:07:37,320 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:07:37,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [365536803] [2023-11-25 00:07:37,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [365536803] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:07:37,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:07:37,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-25 00:07:37,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427581228] [2023-11-25 00:07:37,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:07:37,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-25 00:07:37,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:07:37,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-25 00:07:37,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-25 00:07:37,323 INFO L87 Difference]: Start difference. First operand 98 states and 138 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:38,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:07:38,895 INFO L93 Difference]: Finished difference Result 236 states and 328 transitions. [2023-11-25 00:07:38,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-25 00:07:38,895 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 107 [2023-11-25 00:07:38,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:07:38,897 INFO L225 Difference]: With dead ends: 236 [2023-11-25 00:07:38,897 INFO L226 Difference]: Without dead ends: 139 [2023-11-25 00:07:38,898 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2023-11-25 00:07:38,899 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 277 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-25 00:07:38,899 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 403 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 262 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-25 00:07:38,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2023-11-25 00:07:38,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 114. [2023-11-25 00:07:38,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 101 states have (on average 1.316831683168317) internal successors, (133), 101 states have internal predecessors, (133), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:07:38,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 155 transitions. [2023-11-25 00:07:38,911 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 155 transitions. Word has length 107 [2023-11-25 00:07:38,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:07:38,911 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 155 transitions. [2023-11-25 00:07:38,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:38,912 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 155 transitions. [2023-11-25 00:07:38,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-25 00:07:38,913 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:38,914 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:38,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2023-11-25 00:07:39,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:39,132 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:39,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:39,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1972146531, now seen corresponding path program 1 times [2023-11-25 00:07:39,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:07:39,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [119277240] [2023-11-25 00:07:39,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:39,133 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:39,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:07:39,134 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:07:39,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-25 00:07:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:07:39,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-25 00:07:39,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:07:40,778 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 12 treesize of output 8 [2023-11-25 00:07:40,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-11-25 00:07:40,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-11-25 00:07:41,014 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 37 treesize of output 25 [2023-11-25 00:07:41,068 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-25 00:07:41,068 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:07:41,068 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:07:41,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [119277240] [2023-11-25 00:07:41,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [119277240] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:07:41,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:07:41,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-25 00:07:41,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615226011] [2023-11-25 00:07:41,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:07:41,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-25 00:07:41,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:07:41,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-25 00:07:41,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-25 00:07:41,073 INFO L87 Difference]: Start difference. First operand 114 states and 155 transitions. Second operand has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 8 states have internal predecessors, (57), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:44,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-25 00:07:45,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:07:45,812 INFO L93 Difference]: Finished difference Result 175 states and 229 transitions. [2023-11-25 00:07:45,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-25 00:07:45,813 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 8 states have internal predecessors, (57), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 109 [2023-11-25 00:07:45,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:07:45,814 INFO L225 Difference]: With dead ends: 175 [2023-11-25 00:07:45,814 INFO L226 Difference]: Without dead ends: 173 [2023-11-25 00:07:45,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2023-11-25 00:07:45,815 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 246 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-25 00:07:45,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 485 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 328 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2023-11-25 00:07:45,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2023-11-25 00:07:45,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 162. [2023-11-25 00:07:45,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 149 states have (on average 1.2885906040268456) internal successors, (192), 149 states have internal predecessors, (192), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:07:45,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 214 transitions. [2023-11-25 00:07:45,827 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 214 transitions. Word has length 109 [2023-11-25 00:07:45,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:07:45,828 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 214 transitions. [2023-11-25 00:07:45,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 8 states have internal predecessors, (57), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:07:45,829 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 214 transitions. [2023-11-25 00:07:45,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-25 00:07:45,830 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:45,830 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:45,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2023-11-25 00:07:46,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:46,042 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:46,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:46,042 INFO L85 PathProgramCache]: Analyzing trace with hash 896964211, now seen corresponding path program 1 times [2023-11-25 00:07:46,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:07:46,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1879065777] [2023-11-25 00:07:46,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:46,043 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:46,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:07:46,044 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:07:46,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9bfaba-4d21-43d6-9d9f-ddbd7d2b5df2/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 (11)] Waiting until timeout for monitored process [2023-11-25 00:07:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:07:46,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-25 00:07:46,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:07:47,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-25 00:07:48,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-25 00:07:49,934 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 57 treesize of output 42 [2023-11-25 00:07:50,819 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 57 treesize of output 42 [2023-11-25 00:07:51,441 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 57 treesize of output 42 [2023-11-25 00:07:51,921 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 57 treesize of output 42 [2023-11-25 00:07:52,333 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 57 treesize of output 42 [2023-11-25 00:07:52,891 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 57 treesize of output 42 [2023-11-25 00:07:53,140 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 96 treesize of output 74 [2023-11-25 00:07:53,406 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 96 treesize of output 74