./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/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_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/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_edb036de-7a04-4a52-b51c-c5044c68989c/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 cf57f6cdcf870de2612fde58ee5c1f342ba08bbc54728c19b9bea815b9a3fde0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:49:17,285 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:49:17,409 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:49:17,418 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:49:17,419 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:49:17,460 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:49:17,461 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:49:17,461 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:49:17,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:49:17,469 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:49:17,470 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:49:17,471 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:49:17,472 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:49:17,474 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:49:17,474 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:49:17,475 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:49:17,475 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:49:17,475 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:49:17,476 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:49:17,476 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:49:17,477 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:49:17,477 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:49:17,478 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:49:17,479 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:49:17,479 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:49:17,479 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:49:17,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:49:17,480 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:49:17,481 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:49:17,481 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:49:17,482 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:49:17,482 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:49:17,483 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:49:17,483 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:49:17,483 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:49:17,483 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:49:17,484 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:49:17,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:17,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:49:17,485 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:49:17,485 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:49:17,486 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:49:17,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:49:17,486 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:49:17,487 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:49:17,487 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:49:17,487 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:49:17,487 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_edb036de-7a04-4a52-b51c-c5044c68989c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf57f6cdcf870de2612fde58ee5c1f342ba08bbc54728c19b9bea815b9a3fde0 [2023-11-24 23:49:17,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:49:17,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:49:17,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:49:17,838 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:49:17,839 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:49:17,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i [2023-11-24 23:49:20,889 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:49:21,105 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:49:21,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i [2023-11-24 23:49:21,123 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/data/b1cb7176d/374fc2e0e7864bc49a2dd2a19a6ffbf1/FLAG680a693e7 [2023-11-24 23:49:21,136 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/data/b1cb7176d/374fc2e0e7864bc49a2dd2a19a6ffbf1 [2023-11-24 23:49:21,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:49:21,140 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:49:21,141 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:21,142 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:49:21,147 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:49:21,148 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:21" (1/1) ... [2023-11-24 23:49:21,149 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11bc3d79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21, skipping insertion in model container [2023-11-24 23:49:21,149 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:21" (1/1) ... [2023-11-24 23:49:21,180 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:49:21,377 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_edb036de-7a04-4a52-b51c-c5044c68989c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i[916,929] [2023-11-24 23:49:21,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:21,494 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:49:21,514 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_edb036de-7a04-4a52-b51c-c5044c68989c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i[916,929] [2023-11-24 23:49:21,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:21,599 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:49:21,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21 WrapperNode [2023-11-24 23:49:21,600 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:21,601 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:21,601 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:49:21,602 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:49:21,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21" (1/1) ... [2023-11-24 23:49:21,629 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21" (1/1) ... [2023-11-24 23:49:21,670 INFO L138 Inliner]: procedures = 29, calls = 148, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 381 [2023-11-24 23:49:21,671 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:21,672 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:49:21,672 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:49:21,672 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:49:21,681 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21" (1/1) ... [2023-11-24 23:49:21,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21" (1/1) ... [2023-11-24 23:49:21,687 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21" (1/1) ... [2023-11-24 23:49:21,688 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21" (1/1) ... [2023-11-24 23:49:21,700 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21" (1/1) ... [2023-11-24 23:49:21,705 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21" (1/1) ... [2023-11-24 23:49:21,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21" (1/1) ... [2023-11-24 23:49:21,710 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21" (1/1) ... [2023-11-24 23:49:21,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:49:21,717 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:49:21,717 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:49:21,717 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:49:21,718 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21" (1/1) ... [2023-11-24 23:49:21,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:21,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:49:21,758 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:49:21,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:49:21,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:49:21,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 23:49:21,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:49:21,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 23:49:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:49:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-24 23:49:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:49:21,801 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:49:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:49:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:49:21,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:49:21,963 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:49:21,966 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:49:22,462 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:49:22,940 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:49:22,940 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:49:22,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:22 BoogieIcfgContainer [2023-11-24 23:49:22,944 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:49:22,947 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:49:22,947 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:49:22,950 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:49:22,951 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:49:21" (1/3) ... [2023-11-24 23:49:22,953 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1571d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:22, skipping insertion in model container [2023-11-24 23:49:22,953 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:21" (2/3) ... [2023-11-24 23:49:22,955 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1571d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:22, skipping insertion in model container [2023-11-24 23:49:22,955 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:22" (3/3) ... [2023-11-24 23:49:22,957 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-41.i [2023-11-24 23:49:22,979 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:49:22,979 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:49:23,038 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:49:23,047 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;@71d78101, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:49:23,048 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:49:23,052 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-24 23:49:23,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:49:23,064 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:23,065 INFO L195 NwaCegarLoop]: trace histogram [14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:23,066 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:23,074 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:23,075 INFO L85 PathProgramCache]: Analyzing trace with hash 914789522, now seen corresponding path program 1 times [2023-11-24 23:49:23,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:49:23,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584146343] [2023-11-24 23:49:23,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:23,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:49:26,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:49:26,033 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:49:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:49:27,334 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:49:27,336 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:49:27,338 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:49:27,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:49:27,345 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:49:27,349 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:49:27,450 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated [2023-11-24 23:49:27,462 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated [2023-11-24 23:49:27,464 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated [2023-11-24 23:49:27,471 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated [2023-11-24 23:49:27,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-24 23:49:27,477 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-24 23:49:27,479 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-24 23:49:27,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-24 23:49:27,482 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-24 23:49:27,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-24 23:49:27,485 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-24 23:49:27,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-24 23:49:27,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-24 23:49:27,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-24 23:49:27,491 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-24 23:49:27,492 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-24 23:49:27,492 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-24 23:49:27,492 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-24 23:49:27,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-24 23:49:27,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-24 23:49:27,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-24 23:49:27,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated [2023-11-24 23:49:27,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-24 23:49:27,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-24 23:49:27,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-24 23:49:27,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-24 23:49:27,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-24 23:49:27,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-24 23:49:27,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-24 23:49:27,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated [2023-11-24 23:49:27,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-24 23:49:27,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-24 23:49:27,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-24 23:49:27,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-24 23:49:27,506 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-24 23:49:27,507 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-24 23:49:27,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-24 23:49:27,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-24 23:49:27,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-24 23:49:27,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-24 23:49:27,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:49:27 BoogieIcfgContainer [2023-11-24 23:49:27,533 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:49:27,533 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:49:27,533 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:49:27,534 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:49:27,534 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:22" (3/4) ... [2023-11-24 23:49:27,536 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:49:27,538 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:49:27,539 INFO L158 Benchmark]: Toolchain (without parser) took 6398.63ms. Allocated memory was 136.3MB in the beginning and 272.6MB in the end (delta: 136.3MB). Free memory was 89.6MB in the beginning and 131.9MB in the end (delta: -42.3MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. [2023-11-24 23:49:27,539 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 136.3MB. Free memory was 105.7MB in the beginning and 105.6MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:49:27,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.78ms. Allocated memory is still 136.3MB. Free memory was 89.1MB in the beginning and 75.4MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:49:27,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.92ms. Allocated memory is still 136.3MB. Free memory was 75.4MB in the beginning and 72.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:49:27,542 INFO L158 Benchmark]: Boogie Preprocessor took 44.13ms. Allocated memory is still 136.3MB. Free memory was 72.3MB in the beginning and 69.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:49:27,542 INFO L158 Benchmark]: RCFGBuilder took 1227.17ms. Allocated memory was 136.3MB in the beginning and 184.5MB in the end (delta: 48.2MB). Free memory was 69.7MB in the beginning and 94.2MB in the end (delta: -24.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-24 23:49:27,543 INFO L158 Benchmark]: TraceAbstraction took 4585.96ms. Allocated memory was 184.5MB in the beginning and 272.6MB in the end (delta: 88.1MB). Free memory was 93.2MB in the beginning and 131.9MB in the end (delta: -38.7MB). Peak memory consumption was 106.0MB. Max. memory is 16.1GB. [2023-11-24 23:49:27,544 INFO L158 Benchmark]: Witness Printer took 4.46ms. Allocated memory is still 272.6MB. Free memory is still 131.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:49:27,552 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 136.3MB. Free memory was 105.7MB in the beginning and 105.6MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.78ms. Allocated memory is still 136.3MB. Free memory was 89.1MB in the beginning and 75.4MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.92ms. Allocated memory is still 136.3MB. Free memory was 75.4MB in the beginning and 72.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.13ms. Allocated memory is still 136.3MB. Free memory was 72.3MB in the beginning and 69.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1227.17ms. Allocated memory was 136.3MB in the beginning and 184.5MB in the end (delta: 48.2MB). Free memory was 69.7MB in the beginning and 94.2MB in the end (delta: -24.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 4585.96ms. Allocated memory was 184.5MB in the beginning and 272.6MB in the end (delta: 88.1MB). Free memory was 93.2MB in the beginning and 131.9MB in the end (delta: -38.7MB). Peak memory consumption was 106.0MB. Max. memory is 16.1GB. * Witness Printer took 4.46ms. Allocated memory is still 272.6MB. Free memory is still 131.9MB. 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~mem33 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 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~short47 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~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short51 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~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation 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 someBinaryDOUBLEComparisonOperation at line 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -16; [L23] signed char* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_5 = 0; [L25] unsigned char* var_1_5_Pointer = &(var_1_5); [L26] signed char var_1_6 = -8; [L27] signed char* var_1_6_Pointer = &(var_1_6); [L28] signed char var_1_7 = 5; [L29] signed char* var_1_7_Pointer = &(var_1_7); [L30] unsigned short int var_1_8 = 2; [L31] unsigned short int* var_1_8_Pointer = &(var_1_8); [L32] unsigned char var_1_11 = 0; [L33] unsigned char* var_1_11_Pointer = &(var_1_11); [L34] double var_1_12 = 8.5; [L35] double* var_1_12_Pointer = &(var_1_12); [L36] double var_1_13 = 999999999999.6; [L37] double* var_1_13_Pointer = &(var_1_13); [L38] signed long int var_1_14 = 10; [L39] signed long int* var_1_14_Pointer = &(var_1_14); [L40] signed char var_1_15 = -1; [L41] signed char* var_1_15_Pointer = &(var_1_15); [L42] unsigned char var_1_16 = 16; [L43] unsigned char* var_1_16_Pointer = &(var_1_16); [L44] unsigned char var_1_17 = 64; [L45] unsigned char* var_1_17_Pointer = &(var_1_17); [L46] signed char last_1_var_1_1 = -16; [L111] isInitial = 1 [L112] FCALL initially() [L113] COND TRUE 1 [L114] CALL updateLastVariables() [L104] EXPR \read(var_1_1) [L104] last_1_var_1_1 = var_1_1 [L114] RET updateLastVariables() [L115] CALL updateVariables() [L81] var_1_5 = __VERIFIER_nondet_uchar() [L82] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L82] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L83] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L83] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L84] var_1_6 = __VERIFIER_nondet_char() [L85] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L85] CALL assume_abort_if_not(var_1_6 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_6 >= -31) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L86] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L86] CALL assume_abort_if_not(var_1_6 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_6 <= 31) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L87] var_1_7 = __VERIFIER_nondet_char() [L88] EXPR \read(var_1_7) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L88] CALL assume_abort_if_not(var_1_7 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_7 >= -63) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L89] EXPR \read(var_1_7) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L89] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L90] var_1_11 = __VERIFIER_nondet_uchar() [L91] EXPR \read(var_1_11) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L91] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L92] EXPR \read(var_1_11) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L92] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L93] var_1_13 = __VERIFIER_nondet_double() [L94] EXPR \read(var_1_13) [L94] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F [L94] EXPR \read(var_1_13) [L94] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F [L94] EXPR (var_1_13 >= 0.0F && 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_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L94] CALL assume_abort_if_not((var_1_13 >= 0.0F && 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_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((var_1_13 >= 0.0F && 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_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L95] var_1_15 = __VERIFIER_nondet_char() [L96] EXPR \read(var_1_15) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L96] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L97] EXPR \read(var_1_15) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L97] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L98] EXPR \read(var_1_15) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L98] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L99] var_1_17 = __VERIFIER_nondet_uchar() [L100] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L100] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L101] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L101] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L115] RET updateVariables() [L116] CALL step() [L50] EXPR \read(*var_1_5_Pointer) [L50] COND TRUE (*(var_1_5_Pointer)) && (last_1_var_1_1 <= last_1_var_1_1) [L51] EXPR \read(*var_1_17_Pointer) [L51] (*(var_1_16_Pointer)) = (*(var_1_17_Pointer)) [L53] EXPR \read(*var_1_13_Pointer) [L53] (*(var_1_12_Pointer)) = ((*(var_1_13_Pointer)) - 8.3) [L54] EXPR \read(*var_1_13_Pointer) [L54] EXPR \read(*var_1_12_Pointer) [L54] unsigned char stepLocal_1 = (*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)); [L55] EXPR \read(*var_1_5_Pointer) [L55] COND FALSE !((*(var_1_5_Pointer)) && stepLocal_1) [L58] EXPR \read(*var_1_15_Pointer) [L58] (*(var_1_14_Pointer)) = (*(var_1_15_Pointer)) [L60] EXPR \read(*var_1_5_Pointer) [L60] COND TRUE (*(var_1_5_Pointer)) [L61] EXPR \read(*var_1_16_Pointer) [L61] EXPR \read(*var_1_16_Pointer) [L61] (*(var_1_8_Pointer)) = ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))) [L69] EXPR \read(*var_1_8_Pointer) [L69] EXPR \read(*var_1_16_Pointer) [L69] unsigned long int stepLocal_0 = ((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer)); [L70] EXPR \read(*var_1_8_Pointer) [L70] COND FALSE !(stepLocal_0 > (*(var_1_8_Pointer))) [L77] EXPR \read(*var_1_6_Pointer) [L77] (*(var_1_1_Pointer)) = (*(var_1_6_Pointer)) [L116] RET step() [L117] CALL, EXPR property() [L107] EXPR \read(*var_1_8_Pointer) [L107] EXPR \read(*var_1_16_Pointer) [L107] EXPR \read(*var_1_8_Pointer) [L107] EXPR ((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer)))) [L107] EXPR \read(*var_1_1_Pointer) [L107] EXPR \read(*var_1_6_Pointer) [L107] EXPR ((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer)))) [L107] EXPR (((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))))) [L107] EXPR \read(*var_1_5_Pointer) [L107] EXPR (*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))) [L107] EXPR \read(*var_1_8_Pointer) [L107] EXPR \read(*var_1_16_Pointer) [L107] EXPR \read(*var_1_16_Pointer) [L107] EXPR (*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))) [L107] EXPR (((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))))) [L107] EXPR ((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3))) [L107] EXPR \read(*var_1_12_Pointer) [L107] EXPR \read(*var_1_13_Pointer) [L107] EXPR ((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3))) [L107] EXPR (((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3)))) && (((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer))))) [L107] EXPR \read(*var_1_5_Pointer) [L107] EXPR (*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer))) [L107] EXPR \read(*var_1_13_Pointer) [L107] EXPR \read(*var_1_12_Pointer) [L107] EXPR (*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer))) [L107] EXPR ((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer)))) [L107] EXPR \read(*var_1_14_Pointer) [L107] EXPR \read(*var_1_16_Pointer) [L107] EXPR ((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer)))) [L107] EXPR (((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3)))) && (((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer))))) [L107] EXPR ((((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3)))) && (((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer)))))) && (((*(var_1_5_Pointer)) && (last_1_var_1_1 <= last_1_var_1_1)) ? ((*(var_1_16_Pointer)) == ((unsigned char) (*(var_1_17_Pointer)))) : 1) [L107-L108] return ((((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3)))) && (((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer)))))) && (((*(var_1_5_Pointer)) && (last_1_var_1_1 <= last_1_var_1_1)) ? ((*(var_1_16_Pointer)) == ((unsigned char) (*(var_1_17_Pointer)))) : 1) ; [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_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 1, TraceHistogramMax: 14, 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=37occurred 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, 2.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:49:27,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/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_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/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_edb036de-7a04-4a52-b51c-c5044c68989c/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 cf57f6cdcf870de2612fde58ee5c1f342ba08bbc54728c19b9bea815b9a3fde0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:49:30,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:49:30,552 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:49:30,559 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:49:30,560 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:49:30,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:49:30,591 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:49:30,592 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:49:30,593 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:49:30,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:49:30,599 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:49:30,600 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:49:30,600 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:49:30,602 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:49:30,603 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:49:30,603 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:49:30,605 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:49:30,605 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:49:30,606 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:49:30,607 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:49:30,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:49:30,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:49:30,609 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:49:30,609 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:49:30,609 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:49:30,610 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:49:30,610 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:49:30,611 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:49:30,611 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:49:30,612 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:49:30,613 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:49:30,613 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:49:30,614 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:49:30,614 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:49:30,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:30,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:49:30,615 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:49:30,615 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:49:30,616 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:49:30,617 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:49:30,617 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:49:30,617 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:49:30,618 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:49:30,618 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:49:30,619 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_edb036de-7a04-4a52-b51c-c5044c68989c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf57f6cdcf870de2612fde58ee5c1f342ba08bbc54728c19b9bea815b9a3fde0 [2023-11-24 23:49:31,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:49:31,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:49:31,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:49:31,114 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:49:31,115 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:49:31,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i [2023-11-24 23:49:34,311 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:49:34,610 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:49:34,611 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i [2023-11-24 23:49:34,621 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/data/b04d55a4e/14178109db5e437ea4c87fd5023dacd7/FLAG70e9f6184 [2023-11-24 23:49:34,637 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/data/b04d55a4e/14178109db5e437ea4c87fd5023dacd7 [2023-11-24 23:49:34,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:49:34,641 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:49:34,643 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:34,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:49:34,649 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:49:34,650 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:34" (1/1) ... [2023-11-24 23:49:34,651 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45787886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:34, skipping insertion in model container [2023-11-24 23:49:34,651 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:34" (1/1) ... [2023-11-24 23:49:34,684 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:49:34,874 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_edb036de-7a04-4a52-b51c-c5044c68989c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i[916,929] [2023-11-24 23:49:34,938 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:34,964 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:49:34,987 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_edb036de-7a04-4a52-b51c-c5044c68989c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i[916,929] [2023-11-24 23:49:35,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:35,041 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:49:35,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:35 WrapperNode [2023-11-24 23:49:35,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:35,043 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:35,044 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:49:35,044 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:49:35,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:35" (1/1) ... [2023-11-24 23:49:35,068 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:35" (1/1) ... [2023-11-24 23:49:35,111 INFO L138 Inliner]: procedures = 36, calls = 148, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 378 [2023-11-24 23:49:35,112 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:35,113 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:49:35,113 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:49:35,113 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:49:35,123 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:35" (1/1) ... [2023-11-24 23:49:35,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:35" (1/1) ... [2023-11-24 23:49:35,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:35" (1/1) ... [2023-11-24 23:49:35,133 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:35" (1/1) ... [2023-11-24 23:49:35,167 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:35" (1/1) ... [2023-11-24 23:49:35,172 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:35" (1/1) ... [2023-11-24 23:49:35,177 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:35" (1/1) ... [2023-11-24 23:49:35,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:35" (1/1) ... [2023-11-24 23:49:35,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:49:35,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:49:35,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:49:35,205 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:49:35,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:35" (1/1) ... [2023-11-24 23:49:35,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:35,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:49:35,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:49:35,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:49:35,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:49:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-24 23:49:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-24 23:49:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 23:49:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-24 23:49:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:49:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:49:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-24 23:49:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:49:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-24 23:49:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:49:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:49:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:49:35,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:49:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 23:49:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-24 23:49:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:49:35,485 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:49:35,488 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:49:36,743 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:49:36,829 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:49:36,829 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:49:36,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:36 BoogieIcfgContainer [2023-11-24 23:49:36,830 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:49:36,832 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:49:36,833 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:49:36,836 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:49:36,836 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:49:34" (1/3) ... [2023-11-24 23:49:36,837 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40e0e836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:36, skipping insertion in model container [2023-11-24 23:49:36,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:35" (2/3) ... [2023-11-24 23:49:36,838 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40e0e836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:36, skipping insertion in model container [2023-11-24 23:49:36,838 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:36" (3/3) ... [2023-11-24 23:49:36,839 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-41.i [2023-11-24 23:49:36,860 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:49:36,860 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:49:36,911 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:49:36,917 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;@772dd6ba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:49:36,917 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:49:36,921 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 65 states have (on average 1.4461538461538461) internal successors, (94), 66 states have internal predecessors, (94), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-24 23:49:36,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-24 23:49:36,936 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:36,937 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:36,938 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:36,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:36,943 INFO L85 PathProgramCache]: Analyzing trace with hash -1179743179, now seen corresponding path program 1 times [2023-11-24 23:49:36,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:36,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1351964382] [2023-11-24 23:49:36,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:36,959 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:36,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:36,964 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:49:36,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:49:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:37,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:49:37,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:37,656 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2023-11-24 23:49:37,665 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:37,666 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:37,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1351964382] [2023-11-24 23:49:37,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1351964382] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:37,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:37,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:49:37,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239443290] [2023-11-24 23:49:37,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:37,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:49:37,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:37,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:49:37,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:49:37,723 INFO L87 Difference]: Start difference. First operand has 82 states, 65 states have (on average 1.4461538461538461) internal successors, (94), 66 states have internal predecessors, (94), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-24 23:49:37,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:37,801 INFO L93 Difference]: Finished difference Result 157 states and 250 transitions. [2023-11-24 23:49:37,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:49:37,804 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 109 [2023-11-24 23:49:37,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:37,815 INFO L225 Difference]: With dead ends: 157 [2023-11-24 23:49:37,816 INFO L226 Difference]: Without dead ends: 76 [2023-11-24 23:49:37,821 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:49:37,825 INFO L413 NwaCegarLoop]: 106 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, 106 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:37,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:49:37,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-24 23:49:37,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-24 23:49:37,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 60 states have (on average 1.3666666666666667) internal successors, (82), 60 states have internal predecessors, (82), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-24 23:49:37,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 110 transitions. [2023-11-24 23:49:37,889 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 110 transitions. Word has length 109 [2023-11-24 23:49:37,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:37,890 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 110 transitions. [2023-11-24 23:49:37,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-24 23:49:37,891 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 110 transitions. [2023-11-24 23:49:37,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-24 23:49:37,895 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:37,895 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:37,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:49:38,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:38,097 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:38,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:38,098 INFO L85 PathProgramCache]: Analyzing trace with hash 823777081, now seen corresponding path program 1 times [2023-11-24 23:49:38,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:38,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1451146173] [2023-11-24 23:49:38,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:38,099 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:38,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:38,101 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:49:38,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-24 23:49:38,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:38,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:49:38,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:38,603 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-24 23:49:38,603 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:38,604 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:38,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1451146173] [2023-11-24 23:49:38,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1451146173] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:38,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:38,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:49:38,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201073361] [2023-11-24 23:49:38,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:38,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:49:38,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:38,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:49:38,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:49:38,616 INFO L87 Difference]: Start difference. First operand 76 states and 110 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-24 23:49:38,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:38,958 INFO L93 Difference]: Finished difference Result 173 states and 252 transitions. [2023-11-24 23:49:38,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:49:38,959 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 109 [2023-11-24 23:49:38,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:38,962 INFO L225 Difference]: With dead ends: 173 [2023-11-24 23:49:38,962 INFO L226 Difference]: Without dead ends: 98 [2023-11-24 23:49:38,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:49:38,965 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 45 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:38,966 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 317 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-24 23:49:38,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-11-24 23:49:38,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 78. [2023-11-24 23:49:38,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 62 states have (on average 1.3548387096774193) internal successors, (84), 62 states have internal predecessors, (84), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-24 23:49:38,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 112 transitions. [2023-11-24 23:49:38,981 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 112 transitions. Word has length 109 [2023-11-24 23:49:38,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:38,984 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 112 transitions. [2023-11-24 23:49:38,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-24 23:49:38,984 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 112 transitions. [2023-11-24 23:49:38,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-24 23:49:38,987 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:38,987 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:39,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:49:39,206 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:39,206 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:39,207 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:39,207 INFO L85 PathProgramCache]: Analyzing trace with hash 14430455, now seen corresponding path program 1 times [2023-11-24 23:49:39,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:39,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [591635732] [2023-11-24 23:49:39,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:39,209 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:39,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:39,210 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:49:39,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-24 23:49:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:39,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:49:39,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:39,952 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:49:39,953 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 155 treesize of output 65 [2023-11-24 23:49:40,003 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2023-11-24 23:49:40,005 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:40,006 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:40,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [591635732] [2023-11-24 23:49:40,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [591635732] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:40,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:40,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:49:40,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725530183] [2023-11-24 23:49:40,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:40,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:49:40,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:40,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:49:40,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:49:40,009 INFO L87 Difference]: Start difference. First operand 78 states and 112 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-24 23:49:41,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:41,088 INFO L93 Difference]: Finished difference Result 161 states and 232 transitions. [2023-11-24 23:49:41,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-24 23:49:41,091 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 109 [2023-11-24 23:49:41,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:41,092 INFO L225 Difference]: With dead ends: 161 [2023-11-24 23:49:41,092 INFO L226 Difference]: Without dead ends: 84 [2023-11-24 23:49:41,094 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-24 23:49:41,095 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 92 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:41,095 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 313 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-24 23:49:41,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-24 23:49:41,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 78. [2023-11-24 23:49:41,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 62 states have (on average 1.3387096774193548) internal successors, (83), 62 states have internal predecessors, (83), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-24 23:49:41,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2023-11-24 23:49:41,109 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 109 [2023-11-24 23:49:41,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:41,110 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2023-11-24 23:49:41,110 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-24 23:49:41,110 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2023-11-24 23:49:41,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-24 23:49:41,113 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:41,113 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:41,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/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 [2023-11-24 23:49:41,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:41,322 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:41,322 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:41,322 INFO L85 PathProgramCache]: Analyzing trace with hash -12711235, now seen corresponding path program 1 times [2023-11-24 23:49:41,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:41,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [237434300] [2023-11-24 23:49:41,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:41,324 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:41,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:41,369 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:49:41,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/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 [2023-11-24 23:49:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:41,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-24 23:49:41,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:43,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:49:45,617 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 [2023-11-24 23:49:46,597 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 [2023-11-24 23:49:47,430 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 [2023-11-24 23:49:48,150 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 [2023-11-24 23:49:49,006 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 [2023-11-24 23:49:49,560 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 [2023-11-24 23:49:49,669 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 [2023-11-24 23:49:49,767 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 [2023-11-24 23:49:49,875 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 [2023-11-24 23:49:49,995 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 36 treesize of output 27 [2023-11-24 23:49:50,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 40 [2023-11-24 23:49:50,266 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 6 proven. 328 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:49:50,266 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:49:50,536 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-24 23:49:50,537 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:50,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [237434300] [2023-11-24 23:49:50,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [237434300] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-24 23:49:50,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-24 23:49:50,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [23] total 26 [2023-11-24 23:49:50,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584876052] [2023-11-24 23:49:50,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:50,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:49:50,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:50,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:49:50,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=544, Unknown=0, NotChecked=0, Total=650 [2023-11-24 23:49:50,540 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-24 23:49:51,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:51,738 INFO L93 Difference]: Finished difference Result 181 states and 257 transitions. [2023-11-24 23:49:51,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 23:49:51,740 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 111 [2023-11-24 23:49:51,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:51,741 INFO L225 Difference]: With dead ends: 181 [2023-11-24 23:49:51,742 INFO L226 Difference]: Without dead ends: 104 [2023-11-24 23:49:51,743 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2023-11-24 23:49:51,744 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 75 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:51,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 374 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-24 23:49:51,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-24 23:49:51,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 82. [2023-11-24 23:49:51,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 66 states have (on average 1.3181818181818181) internal successors, (87), 66 states have internal predecessors, (87), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-24 23:49:51,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 115 transitions. [2023-11-24 23:49:51,755 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 115 transitions. Word has length 111 [2023-11-24 23:49:51,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:51,756 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 115 transitions. [2023-11-24 23:49:51,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-24 23:49:51,757 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 115 transitions. [2023-11-24 23:49:51,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-24 23:49:51,759 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:51,759 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:51,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-24 23:49:51,976 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:51,976 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:51,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:51,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1559266661, now seen corresponding path program 1 times [2023-11-24 23:49:51,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:51,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2117433759] [2023-11-24 23:49:51,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:51,978 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:51,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:51,979 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:49:51,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-24 23:49:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:52,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:49:52,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:52,344 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-24 23:49:52,344 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:52,344 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:52,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2117433759] [2023-11-24 23:49:52,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2117433759] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:52,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:52,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:49:52,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895261433] [2023-11-24 23:49:52,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:52,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:49:52,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:52,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:49:52,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:49:52,348 INFO L87 Difference]: Start difference. First operand 82 states and 115 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-24 23:49:52,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:52,379 INFO L93 Difference]: Finished difference Result 154 states and 217 transitions. [2023-11-24 23:49:52,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:49:52,380 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 112 [2023-11-24 23:49:52,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:52,382 INFO L225 Difference]: With dead ends: 154 [2023-11-24 23:49:52,382 INFO L226 Difference]: Without dead ends: 73 [2023-11-24 23:49:52,382 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:49:52,383 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 1 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:52,384 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 192 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:49:52,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-24 23:49:52,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-24 23:49:52,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 57 states have (on average 1.2982456140350878) internal successors, (74), 57 states have internal predecessors, (74), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-24 23:49:52,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2023-11-24 23:49:52,392 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 112 [2023-11-24 23:49:52,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:52,393 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2023-11-24 23:49:52,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-24 23:49:52,393 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2023-11-24 23:49:52,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-24 23:49:52,395 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:52,395 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:52,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-24 23:49:52,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:52,603 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:52,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:52,604 INFO L85 PathProgramCache]: Analyzing trace with hash 2024326500, now seen corresponding path program 1 times [2023-11-24 23:49:52,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:52,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1494298744] [2023-11-24 23:49:52,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:52,605 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:52,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:52,606 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:49:52,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb036de-7a04-4a52-b51c-c5044c68989c/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