./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-63.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ --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 604cfb29576ea4c543db163700e97b69283a966f7935f033f196cab6c7aef2e6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:04:12,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:04:12,491 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:04:12,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:04:12,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:04:12,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:04:12,532 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:04:12,532 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:04:12,533 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:04:12,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:04:12,534 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:04:12,535 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:04:12,536 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:04:12,536 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:04:12,537 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:04:12,538 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:04:12,538 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:04:12,539 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:04:12,540 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:04:12,540 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:04:12,541 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:04:12,542 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:04:12,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:04:12,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:04:12,544 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:04:12,545 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:04:12,545 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:04:12,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:04:12,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:04:12,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:04:12,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:04:12,548 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:04:12,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:04:12,549 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:04:12,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:04:12,551 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:04:12,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:12,552 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:04:12,552 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:04:12,553 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:04:12,553 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:04:12,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:04:12,554 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:04:12,554 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:04:12,555 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:04:12,555 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_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 604cfb29576ea4c543db163700e97b69283a966f7935f033f196cab6c7aef2e6 [2023-11-19 05:04:12,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:04:12,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:04:12,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:04:12,885 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:04:12,885 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:04:12,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-63.i [2023-11-19 05:04:16,099 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:04:16,409 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:04:16,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-63.i [2023-11-19 05:04:16,420 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/data/16c41a0e2/6f577169999e42eda04fe63209f35771/FLAG7c7acab3e [2023-11-19 05:04:16,435 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/data/16c41a0e2/6f577169999e42eda04fe63209f35771 [2023-11-19 05:04:16,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:04:16,439 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:04:16,441 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:16,441 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:04:16,447 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:04:16,448 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:16" (1/1) ... [2023-11-19 05:04:16,449 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12af9aa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16, skipping insertion in model container [2023-11-19 05:04:16,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:16" (1/1) ... [2023-11-19 05:04:16,498 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:04:16,648 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_5676024a-e5a0-4074-aae4-b9a517a2603e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-63.i[916,929] [2023-11-19 05:04:16,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:16,724 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:04:16,745 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_5676024a-e5a0-4074-aae4-b9a517a2603e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-63.i[916,929] [2023-11-19 05:04:16,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:16,815 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:04:16,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16 WrapperNode [2023-11-19 05:04:16,815 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:16,817 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:16,817 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:04:16,817 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:04:16,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16" (1/1) ... [2023-11-19 05:04:16,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16" (1/1) ... [2023-11-19 05:04:16,897 INFO L138 Inliner]: procedures = 29, calls = 204, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 583 [2023-11-19 05:04:16,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:16,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:04:16,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:04:16,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:04:16,912 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16" (1/1) ... [2023-11-19 05:04:16,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16" (1/1) ... [2023-11-19 05:04:16,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16" (1/1) ... [2023-11-19 05:04:16,924 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16" (1/1) ... [2023-11-19 05:04:16,958 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16" (1/1) ... [2023-11-19 05:04:16,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16" (1/1) ... [2023-11-19 05:04:16,968 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16" (1/1) ... [2023-11-19 05:04:16,971 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16" (1/1) ... [2023-11-19 05:04:16,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:04:16,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:04:16,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:04:16,980 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:04:16,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16" (1/1) ... [2023-11-19 05:04:17,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:17,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:04:17,030 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:04:17,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:04:17,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:04:17,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 05:04:17,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:04:17,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 05:04:17,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:04:17,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 05:04:17,080 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:04:17,081 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:04:17,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:04:17,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:04:17,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:04:17,267 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:04:17,269 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:04:18,059 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:04:19,365 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:04:19,365 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:04:19,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:19 BoogieIcfgContainer [2023-11-19 05:04:19,371 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:04:19,374 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:04:19,374 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:04:19,377 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:04:19,378 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:04:16" (1/3) ... [2023-11-19 05:04:19,378 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48551f6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:04:19, skipping insertion in model container [2023-11-19 05:04:19,379 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:16" (2/3) ... [2023-11-19 05:04:19,379 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48551f6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:04:19, skipping insertion in model container [2023-11-19 05:04:19,380 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:19" (3/3) ... [2023-11-19 05:04:19,381 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-63.i [2023-11-19 05:04:19,402 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:04:19,402 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:04:19,456 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:04:19,463 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;@6f78a703, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:04:19,464 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:04:19,468 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 05:04:19,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 05:04:19,481 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:19,482 INFO L195 NwaCegarLoop]: trace histogram [18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:04:19,482 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:19,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:19,489 INFO L85 PathProgramCache]: Analyzing trace with hash -1988820998, now seen corresponding path program 1 times [2023-11-19 05:04:19,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:04:19,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244309211] [2023-11-19 05:04:19,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:19,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:04:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:04:21,357 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:04:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:04:22,308 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:04:22,311 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:04:22,312 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:04:22,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:04:22,323 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:04:22,333 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:04:22,394 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 05:04:22,395 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 05:04:22,395 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated [2023-11-19 05:04:22,400 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated [2023-11-19 05:04:22,402 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-19 05:04:22,402 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 05:04:22,402 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 05:04:22,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 05:04:22,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated [2023-11-19 05:04:22,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 05:04:22,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 05:04:22,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 05:04:22,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated [2023-11-19 05:04:22,404 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-19 05:04:22,404 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated [2023-11-19 05:04:22,404 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 05:04:22,404 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-19 05:04:22,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-19 05:04:22,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-19 05:04:22,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated [2023-11-19 05:04:22,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated [2023-11-19 05:04:22,406 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated [2023-11-19 05:04:22,406 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated [2023-11-19 05:04:22,406 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-19 05:04:22,406 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-19 05:04:22,406 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 05:04:22,406 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-19 05:04:22,407 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated [2023-11-19 05:04:22,407 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated [2023-11-19 05:04:22,407 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated [2023-11-19 05:04:22,408 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 05:04:22,408 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short86 could not be translated [2023-11-19 05:04:22,408 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 05:04:22,409 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 05:04:22,409 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 05:04:22,410 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated [2023-11-19 05:04:22,410 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short86 could not be translated [2023-11-19 05:04:22,410 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated [2023-11-19 05:04:22,411 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 05:04:22,411 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 05:04:22,411 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 05:04:22,411 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 05:04:22,412 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-11-19 05:04:22,413 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-11-19 05:04:22,413 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 05:04:22,414 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 05:04:22,415 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-19 05:04:22,415 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-19 05:04:22,415 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-11-19 05:04:22,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated [2023-11-19 05:04:22,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short97 could not be translated [2023-11-19 05:04:22,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 05:04:22,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short96 could not be translated [2023-11-19 05:04:22,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short97 could not be translated [2023-11-19 05:04:22,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-19 05:04:22,418 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-19 05:04:22,418 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short96 could not be translated [2023-11-19 05:04:22,418 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-11-19 05:04:22,419 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 05:04:22,419 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated [2023-11-19 05:04:22,419 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-19 05:04:22,426 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-19 05:04:22,427 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-19 05:04:22,428 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-19 05:04:22,429 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 05:04:22,431 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 05:04:22,431 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-19 05:04:22,432 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-19 05:04:22,432 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-19 05:04:22,444 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-19 05:04:22,444 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 05:04:22,446 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 05:04:22,447 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated [2023-11-19 05:04:22,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated [2023-11-19 05:04:22,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated [2023-11-19 05:04:22,449 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated [2023-11-19 05:04:22,450 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem111 could not be translated [2023-11-19 05:04:22,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem111 could not be translated [2023-11-19 05:04:22,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated [2023-11-19 05:04:22,452 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated [2023-11-19 05:04:22,452 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 05:04:22,458 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 05:04:22,459 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-19 05:04:22,459 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-19 05:04:22,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:04:22 BoogieIcfgContainer [2023-11-19 05:04:22,495 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:04:22,497 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:04:22,497 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:04:22,497 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:04:22,498 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:19" (3/4) ... [2023-11-19 05:04:22,505 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:04:22,506 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:04:22,508 INFO L158 Benchmark]: Toolchain (without parser) took 6068.40ms. Allocated memory was 121.6MB in the beginning and 268.4MB in the end (delta: 146.8MB). Free memory was 89.1MB in the beginning and 223.2MB in the end (delta: -134.0MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-11-19 05:04:22,510 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory was 68.9MB in the beginning and 68.8MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:04:22,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.25ms. Allocated memory is still 121.6MB. Free memory was 89.1MB in the beginning and 69.9MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 05:04:22,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.62ms. Allocated memory is still 121.6MB. Free memory was 69.9MB in the beginning and 65.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:04:22,522 INFO L158 Benchmark]: Boogie Preprocessor took 79.71ms. Allocated memory is still 121.6MB. Free memory was 65.7MB in the beginning and 61.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:04:22,522 INFO L158 Benchmark]: RCFGBuilder took 2391.73ms. Allocated memory was 121.6MB in the beginning and 205.5MB in the end (delta: 83.9MB). Free memory was 61.5MB in the beginning and 82.5MB in the end (delta: -21.0MB). Peak memory consumption was 67.5MB. Max. memory is 16.1GB. [2023-11-19 05:04:22,524 INFO L158 Benchmark]: TraceAbstraction took 3121.22ms. Allocated memory was 205.5MB in the beginning and 268.4MB in the end (delta: 62.9MB). Free memory was 82.5MB in the beginning and 223.2MB in the end (delta: -140.7MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. [2023-11-19 05:04:22,524 INFO L158 Benchmark]: Witness Printer took 10.00ms. Allocated memory is still 268.4MB. Free memory is still 223.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:04:22,533 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory was 68.9MB in the beginning and 68.8MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.25ms. Allocated memory is still 121.6MB. Free memory was 89.1MB in the beginning and 69.9MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.62ms. Allocated memory is still 121.6MB. Free memory was 69.9MB in the beginning and 65.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.71ms. Allocated memory is still 121.6MB. Free memory was 65.7MB in the beginning and 61.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2391.73ms. Allocated memory was 121.6MB in the beginning and 205.5MB in the end (delta: 83.9MB). Free memory was 61.5MB in the beginning and 82.5MB in the end (delta: -21.0MB). Peak memory consumption was 67.5MB. Max. memory is 16.1GB. * TraceAbstraction took 3121.22ms. Allocated memory was 205.5MB in the beginning and 268.4MB in the end (delta: 62.9MB). Free memory was 82.5MB in the beginning and 223.2MB in the end (delta: -140.7MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. * Witness Printer took 10.00ms. Allocated memory is still 268.4MB. Free memory is still 223.2MB. 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~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 71. Possible FailurePath: [L42] unsigned char isInitial = 0; [L43-L62] struct WrapperStruct00 WrapperStruct00 = { 0, 8.3, 2.25, 10.3, 0, 128, 9.8, 1, 32, -10, 16, 25, 1, 0, 32, 256, 16, 0 }; [L63] signed short int last_1_WrapperStruct00_var_1_21 = 256; [L123] isInitial = 1 [L124] FCALL initially() [L125] COND TRUE 1 [L126] CALL updateLastVariables() [L116] EXPR WrapperStruct00.var_1_21 [L116] last_1_WrapperStruct00_var_1_21 = WrapperStruct00.var_1_21 [L126] RET updateLastVariables() [L127] CALL updateVariables() [L85] WrapperStruct00.var_1_2 = __VERIFIER_nondet_float() [L86] EXPR WrapperStruct00.var_1_2 [L86] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F [L86] EXPR WrapperStruct00.var_1_2 [L86] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F [L86] EXPR (WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L86] CALL assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L87] WrapperStruct00.var_1_3 = __VERIFIER_nondet_float() [L88] EXPR WrapperStruct00.var_1_3 [L88] EXPR WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F [L88] EXPR WrapperStruct00.var_1_3 [L88] EXPR WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F [L88] EXPR (WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L88] CALL assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L89] WrapperStruct00.var_1_4 = __VERIFIER_nondet_float() [L90] EXPR WrapperStruct00.var_1_4 [L90] EXPR WrapperStruct00.var_1_4 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F [L90] EXPR (WrapperStruct00.var_1_4 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) [L90] EXPR WrapperStruct00.var_1_4 [L90] EXPR WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F [L90] EXPR WrapperStruct00.var_1_4 [L90] EXPR WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F [L90] EXPR (WrapperStruct00.var_1_4 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L90] CALL assume_abort_if_not((WrapperStruct00.var_1_4 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not((WrapperStruct00.var_1_4 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L91] WrapperStruct00.var_1_6 = __VERIFIER_nondet_uchar() [L92] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L92] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L93] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L94] WrapperStruct00.var_1_8 = __VERIFIER_nondet_float() [L95] EXPR WrapperStruct00.var_1_8 [L95] EXPR WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L95] EXPR WrapperStruct00.var_1_8 [L95] EXPR WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L95] EXPR (WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L95] CALL assume_abort_if_not((WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not((WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L96] WrapperStruct00.var_1_14 = __VERIFIER_nondet_ulong() [L97] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L97] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L98] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L98] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 4294967294) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 4294967294) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L99] WrapperStruct00.var_1_16 = __VERIFIER_nondet_char() [L100] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_16 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(WrapperStruct00.var_1_16 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L101] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L101] CALL assume_abort_if_not(WrapperStruct00.var_1_16 <= 63) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(WrapperStruct00.var_1_16 <= 63) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L102] WrapperStruct00.var_1_17 = __VERIFIER_nondet_char() [L103] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_17 >= -1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(WrapperStruct00.var_1_17 >= -1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L104] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_17 <= 126) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(WrapperStruct00.var_1_17 <= 126) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L105] WrapperStruct00.var_1_18 = __VERIFIER_nondet_char() [L106] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L106] CALL assume_abort_if_not(WrapperStruct00.var_1_18 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(WrapperStruct00.var_1_18 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L107] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_18 <= 31) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(WrapperStruct00.var_1_18 <= 31) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L108] WrapperStruct00.var_1_19 = __VERIFIER_nondet_char() [L109] EXPR WrapperStruct00.var_1_19 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L109] CALL assume_abort_if_not(WrapperStruct00.var_1_19 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(WrapperStruct00.var_1_19 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L110] EXPR WrapperStruct00.var_1_19 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_19 <= 63) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(WrapperStruct00.var_1_19 <= 63) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L111] WrapperStruct00.var_1_20 = __VERIFIER_nondet_char() [L112] EXPR WrapperStruct00.var_1_20 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L112] CALL assume_abort_if_not(WrapperStruct00.var_1_20 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(WrapperStruct00.var_1_20 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L113] EXPR WrapperStruct00.var_1_20 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L113] CALL assume_abort_if_not(WrapperStruct00.var_1_20 <= 63) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(WrapperStruct00.var_1_20 <= 63) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L127] RET updateVariables() [L128] CALL step() [L67] EXPR WrapperStruct00.var_1_14 [L67] WrapperStruct00.var_1_13 = WrapperStruct00.var_1_14 [L68] WrapperStruct00.var_1_21 = last_1_WrapperStruct00_var_1_21 [L69] EXPR WrapperStruct00.var_1_16 [L69] WrapperStruct00.var_1_22 = WrapperStruct00.var_1_16 [L70] EXPR WrapperStruct00.var_1_6 [L70] WrapperStruct00.var_1_23 = WrapperStruct00.var_1_6 [L71] EXPR WrapperStruct00.var_1_2 [L71] EXPR ((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2) [L71] EXPR WrapperStruct00.var_1_3 [L71] EXPR WrapperStruct00.var_1_4 [L71] COND TRUE ((((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2))) > (WrapperStruct00.var_1_3 * WrapperStruct00.var_1_4) [L72] EXPR WrapperStruct00.var_1_23 [L72] EXPR WrapperStruct00.var_1_23 && WrapperStruct00.var_1_6 [L72] WrapperStruct00.var_1_1 = (WrapperStruct00.var_1_23 && WrapperStruct00.var_1_6) [L74] EXPR WrapperStruct00.var_1_22 [L74] signed char stepLocal_0 = WrapperStruct00.var_1_22; [L75] EXPR WrapperStruct00.var_1_22 [L75] EXPR WrapperStruct00.var_1_21 [L75] EXPR ((WrapperStruct00.var_1_22) < (WrapperStruct00.var_1_21)) ? (WrapperStruct00.var_1_22) : (WrapperStruct00.var_1_21) [L75] EXPR WrapperStruct00.var_1_22 [L75] EXPR ((WrapperStruct00.var_1_22) < (WrapperStruct00.var_1_21)) ? (WrapperStruct00.var_1_22) : (WrapperStruct00.var_1_21) [L75] COND FALSE !(stepLocal_0 != ((((WrapperStruct00.var_1_22) < (WrapperStruct00.var_1_21)) ? (WrapperStruct00.var_1_22) : (WrapperStruct00.var_1_21)))) [L78] EXPR WrapperStruct00.var_1_4 [L78] EXPR WrapperStruct00.var_1_2 [L78] EXPR WrapperStruct00.var_1_3 [L78] EXPR ((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3) [L78] EXPR WrapperStruct00.var_1_3 [L78] EXPR ((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3) [L78] EXPR WrapperStruct00.var_1_8 [L78] COND FALSE !(WrapperStruct00.var_1_4 <= (((((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3))) * WrapperStruct00.var_1_8)) [L81] EXPR WrapperStruct00.var_1_22 [L81] WrapperStruct00.var_1_7 = WrapperStruct00.var_1_22 [L128] RET step() [L129] CALL, EXPR property() [L119] EXPR WrapperStruct00.var_1_2 [L119] EXPR ((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2) [L119] EXPR WrapperStruct00.var_1_2 [L119] EXPR ((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2) [L119] EXPR WrapperStruct00.var_1_3 [L119] EXPR WrapperStruct00.var_1_4 [L119] EXPR (((((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2))) > (WrapperStruct00.var_1_3 * WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((unsigned char) (WrapperStruct00.var_1_23 && WrapperStruct00.var_1_6))) : 1 [L119] EXPR WrapperStruct00.var_1_1 [L119] EXPR WrapperStruct00.var_1_23 [L119] EXPR WrapperStruct00.var_1_23 && WrapperStruct00.var_1_6 [L119] EXPR (((((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2))) > (WrapperStruct00.var_1_3 * WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((unsigned char) (WrapperStruct00.var_1_23 && WrapperStruct00.var_1_6))) : 1 [L119] EXPR ((((((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2))) > (WrapperStruct00.var_1_3 * WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((unsigned char) (WrapperStruct00.var_1_23 && WrapperStruct00.var_1_6))) : 1) && ((WrapperStruct00.var_1_4 <= (((((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3))) * WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7 == ((signed long int) (((((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) > (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15))))) ? ((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) : (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15)))))))) : (WrapperStruct00.var_1_7 == ((signed long int) WrapperStruct00.var_1_22))) [L119] EXPR WrapperStruct00.var_1_4 [L119] EXPR WrapperStruct00.var_1_2 [L119] EXPR WrapperStruct00.var_1_3 [L119] EXPR ((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3) [L119] EXPR WrapperStruct00.var_1_2 [L119] EXPR ((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3) [L119] EXPR WrapperStruct00.var_1_8 [L119] EXPR (WrapperStruct00.var_1_4 <= (((((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3))) * WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7 == ((signed long int) (((((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) > (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15))))) ? ((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) : (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15)))))))) : (WrapperStruct00.var_1_7 == ((signed long int) WrapperStruct00.var_1_22)) [L119] EXPR WrapperStruct00.var_1_7 [L119] EXPR WrapperStruct00.var_1_22 [L119] EXPR WrapperStruct00.var_1_15 [L119] EXPR WrapperStruct00.var_1_15 [L119] EXPR (((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15) [L119] EXPR WrapperStruct00.var_1_22 [L119] EXPR WrapperStruct00.var_1_15 [L119] EXPR (((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15) [L119] EXPR WrapperStruct00.var_1_15 [L119] EXPR ((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15) [L119] EXPR WrapperStruct00.var_1_15 [L119] EXPR ((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15) [L119] EXPR (((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) > (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15))))) ? ((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) : (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15)))) [L119] EXPR WrapperStruct00.var_1_22 [L119] EXPR WrapperStruct00.var_1_15 [L119] EXPR WrapperStruct00.var_1_15 [L119] EXPR (((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15) [L119] EXPR WrapperStruct00.var_1_22 [L119] EXPR WrapperStruct00.var_1_15 [L119] EXPR (((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15) [L119] EXPR (((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) > (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15))))) ? ((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) : (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15)))) [L119] EXPR (WrapperStruct00.var_1_4 <= (((((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3))) * WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7 == ((signed long int) (((((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) > (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15))))) ? ((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) : (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15)))))))) : (WrapperStruct00.var_1_7 == ((signed long int) WrapperStruct00.var_1_22)) [L119] EXPR ((((((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2))) > (WrapperStruct00.var_1_3 * WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((unsigned char) (WrapperStruct00.var_1_23 && WrapperStruct00.var_1_6))) : 1) && ((WrapperStruct00.var_1_4 <= (((((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3))) * WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7 == ((signed long int) (((((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) > (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15))))) ? ((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) : (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15)))))))) : (WrapperStruct00.var_1_7 == ((signed long int) WrapperStruct00.var_1_22))) [L119] EXPR (((((((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2))) > (WrapperStruct00.var_1_3 * WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((unsigned char) (WrapperStruct00.var_1_23 && WrapperStruct00.var_1_6))) : 1) && ((WrapperStruct00.var_1_4 <= (((((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3))) * WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7 == ((signed long int) (((((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) > (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15))))) ? ((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) : (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15)))))))) : (WrapperStruct00.var_1_7 == ((signed long int) WrapperStruct00.var_1_22)))) && (WrapperStruct00.var_1_13 == ((unsigned long int) WrapperStruct00.var_1_14)) [L119] EXPR ((((((((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2))) > (WrapperStruct00.var_1_3 * WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((unsigned char) (WrapperStruct00.var_1_23 && WrapperStruct00.var_1_6))) : 1) && ((WrapperStruct00.var_1_4 <= (((((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3))) * WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7 == ((signed long int) (((((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) > (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15))))) ? ((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) : (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15)))))))) : (WrapperStruct00.var_1_7 == ((signed long int) WrapperStruct00.var_1_22)))) && (WrapperStruct00.var_1_13 == ((unsigned long int) WrapperStruct00.var_1_14))) && ((WrapperStruct00.var_1_22 != ((((WrapperStruct00.var_1_22) < (WrapperStruct00.var_1_21)) ? (WrapperStruct00.var_1_22) : (WrapperStruct00.var_1_21)))) ? (WrapperStruct00.var_1_15 == ((signed char) ((((((10 + WrapperStruct00.var_1_16)) < (WrapperStruct00.var_1_17)) ? ((10 + WrapperStruct00.var_1_16)) : (WrapperStruct00.var_1_17))) - ((32 - WrapperStruct00.var_1_18) + ((((WrapperStruct00.var_1_19) > (WrapperStruct00.var_1_20)) ? (WrapperStruct00.var_1_19) : (WrapperStruct00.var_1_20))))))) : 1) [L119] EXPR (((((((((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2))) > (WrapperStruct00.var_1_3 * WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((unsigned char) (WrapperStruct00.var_1_23 && WrapperStruct00.var_1_6))) : 1) && ((WrapperStruct00.var_1_4 <= (((((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3))) * WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7 == ((signed long int) (((((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) > (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15))))) ? ((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) : (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15)))))))) : (WrapperStruct00.var_1_7 == ((signed long int) WrapperStruct00.var_1_22)))) && (WrapperStruct00.var_1_13 == ((unsigned long int) WrapperStruct00.var_1_14))) && ((WrapperStruct00.var_1_22 != ((((WrapperStruct00.var_1_22) < (WrapperStruct00.var_1_21)) ? (WrapperStruct00.var_1_22) : (WrapperStruct00.var_1_21)))) ? (WrapperStruct00.var_1_15 == ((signed char) ((((((10 + WrapperStruct00.var_1_16)) < (WrapperStruct00.var_1_17)) ? ((10 + WrapperStruct00.var_1_16)) : (WrapperStruct00.var_1_17))) - ((32 - WrapperStruct00.var_1_18) + ((((WrapperStruct00.var_1_19) > (WrapperStruct00.var_1_20)) ? (WrapperStruct00.var_1_19) : (WrapperStruct00.var_1_20))))))) : 1)) && (WrapperStruct00.var_1_21 == ((signed short int) last_1_WrapperStruct00_var_1_21)) [L119] EXPR ((((((((((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2))) > (WrapperStruct00.var_1_3 * WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((unsigned char) (WrapperStruct00.var_1_23 && WrapperStruct00.var_1_6))) : 1) && ((WrapperStruct00.var_1_4 <= (((((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3))) * WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7 == ((signed long int) (((((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) > (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15))))) ? ((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) : (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15)))))))) : (WrapperStruct00.var_1_7 == ((signed long int) WrapperStruct00.var_1_22)))) && (WrapperStruct00.var_1_13 == ((unsigned long int) WrapperStruct00.var_1_14))) && ((WrapperStruct00.var_1_22 != ((((WrapperStruct00.var_1_22) < (WrapperStruct00.var_1_21)) ? (WrapperStruct00.var_1_22) : (WrapperStruct00.var_1_21)))) ? (WrapperStruct00.var_1_15 == ((signed char) ((((((10 + WrapperStruct00.var_1_16)) < (WrapperStruct00.var_1_17)) ? ((10 + WrapperStruct00.var_1_16)) : (WrapperStruct00.var_1_17))) - ((32 - WrapperStruct00.var_1_18) + ((((WrapperStruct00.var_1_19) > (WrapperStruct00.var_1_20)) ? (WrapperStruct00.var_1_19) : (WrapperStruct00.var_1_20))))))) : 1)) && (WrapperStruct00.var_1_21 == ((signed short int) last_1_WrapperStruct00_var_1_21))) && (WrapperStruct00.var_1_22 == ((signed char) WrapperStruct00.var_1_16)) [L119] EXPR (((((((((((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2))) > (WrapperStruct00.var_1_3 * WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((unsigned char) (WrapperStruct00.var_1_23 && WrapperStruct00.var_1_6))) : 1) && ((WrapperStruct00.var_1_4 <= (((((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3))) * WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7 == ((signed long int) (((((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) > (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15))))) ? ((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) : (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15)))))))) : (WrapperStruct00.var_1_7 == ((signed long int) WrapperStruct00.var_1_22)))) && (WrapperStruct00.var_1_13 == ((unsigned long int) WrapperStruct00.var_1_14))) && ((WrapperStruct00.var_1_22 != ((((WrapperStruct00.var_1_22) < (WrapperStruct00.var_1_21)) ? (WrapperStruct00.var_1_22) : (WrapperStruct00.var_1_21)))) ? (WrapperStruct00.var_1_15 == ((signed char) ((((((10 + WrapperStruct00.var_1_16)) < (WrapperStruct00.var_1_17)) ? ((10 + WrapperStruct00.var_1_16)) : (WrapperStruct00.var_1_17))) - ((32 - WrapperStruct00.var_1_18) + ((((WrapperStruct00.var_1_19) > (WrapperStruct00.var_1_20)) ? (WrapperStruct00.var_1_19) : (WrapperStruct00.var_1_20))))))) : 1)) && (WrapperStruct00.var_1_21 == ((signed short int) last_1_WrapperStruct00_var_1_21))) && (WrapperStruct00.var_1_22 == ((signed char) WrapperStruct00.var_1_16))) && (WrapperStruct00.var_1_23 == ((unsigned char) WrapperStruct00.var_1_6)) [L119-L120] return (((((((((((1.1f) < (WrapperStruct00.var_1_2)) ? (1.1f) : (WrapperStruct00.var_1_2))) > (WrapperStruct00.var_1_3 * WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((unsigned char) (WrapperStruct00.var_1_23 && WrapperStruct00.var_1_6))) : 1) && ((WrapperStruct00.var_1_4 <= (((((WrapperStruct00.var_1_2) < (WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_2) : (WrapperStruct00.var_1_3))) * WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7 == ((signed long int) (((((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) > (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15))))) ? ((((((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) > (WrapperStruct00.var_1_15)) ? ((WrapperStruct00.var_1_22 + WrapperStruct00.var_1_15)) : (WrapperStruct00.var_1_15)))) : (((((WrapperStruct00.var_1_15) < 0 ) ? -(WrapperStruct00.var_1_15) : (WrapperStruct00.var_1_15)))))))) : (WrapperStruct00.var_1_7 == ((signed long int) WrapperStruct00.var_1_22)))) && (WrapperStruct00.var_1_13 == ((unsigned long int) WrapperStruct00.var_1_14))) && ((WrapperStruct00.var_1_22 != ((((WrapperStruct00.var_1_22) < (WrapperStruct00.var_1_21)) ? (WrapperStruct00.var_1_22) : (WrapperStruct00.var_1_21)))) ? (WrapperStruct00.var_1_15 == ((signed char) ((((((10 + WrapperStruct00.var_1_16)) < (WrapperStruct00.var_1_17)) ? ((10 + WrapperStruct00.var_1_16)) : (WrapperStruct00.var_1_17))) - ((32 - WrapperStruct00.var_1_18) + ((((WrapperStruct00.var_1_19) > (WrapperStruct00.var_1_20)) ? (WrapperStruct00.var_1_19) : (WrapperStruct00.var_1_20))))))) : 1)) && (WrapperStruct00.var_1_21 == ((signed short int) last_1_WrapperStruct00_var_1_21))) && (WrapperStruct00.var_1_22 == ((signed char) WrapperStruct00.var_1_16))) && (WrapperStruct00.var_1_23 == ((unsigned char) WrapperStruct00.var_1_6)) ; [L129] RET, EXPR property() [L129] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_21=256] [L19] reach_error() VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_21=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 1, TraceHistogramMax: 18, 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=45occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 76 NumberOfCodeBlocks, 76 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 [2023-11-19 05:04:22,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ --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 604cfb29576ea4c543db163700e97b69283a966f7935f033f196cab6c7aef2e6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:04:25,361 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:04:25,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:04:25,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:04:25,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:04:25,501 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:04:25,505 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:04:25,506 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:04:25,507 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:04:25,509 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:04:25,510 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:04:25,510 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:04:25,511 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:04:25,516 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:04:25,516 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:04:25,517 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:04:25,518 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:04:25,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:04:25,519 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:04:25,520 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:04:25,520 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:04:25,521 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:04:25,521 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:04:25,522 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:04:25,522 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:04:25,523 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:04:25,523 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:04:25,524 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:04:25,524 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:04:25,524 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:04:25,525 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:04:25,526 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:04:25,527 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:04:25,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:25,528 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:04:25,528 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:04:25,528 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:04:25,528 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:04:25,529 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:04:25,530 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:04:25,530 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:04:25,530 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:04:25,531 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_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 604cfb29576ea4c543db163700e97b69283a966f7935f033f196cab6c7aef2e6 [2023-11-19 05:04:25,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:04:25,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:04:25,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:04:25,946 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:04:25,946 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:04:25,948 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-63.i [2023-11-19 05:04:29,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:04:29,585 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:04:29,586 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-63.i [2023-11-19 05:04:29,596 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/data/a73a22fda/015c4626771140fcb1e4f2b2724019e5/FLAG0d0cf80b7 [2023-11-19 05:04:29,612 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/data/a73a22fda/015c4626771140fcb1e4f2b2724019e5 [2023-11-19 05:04:29,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:04:29,625 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:04:29,626 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:29,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:04:29,632 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:04:29,633 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:29" (1/1) ... [2023-11-19 05:04:29,634 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d16ab12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:29, skipping insertion in model container [2023-11-19 05:04:29,634 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:29" (1/1) ... [2023-11-19 05:04:29,669 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:04:29,849 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_5676024a-e5a0-4074-aae4-b9a517a2603e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-63.i[916,929] [2023-11-19 05:04:29,941 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:29,986 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:04:30,011 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_5676024a-e5a0-4074-aae4-b9a517a2603e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-63.i[916,929] [2023-11-19 05:04:30,104 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:30,151 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:04:30,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:30 WrapperNode [2023-11-19 05:04:30,152 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:30,154 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:30,155 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:04:30,155 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:04:30,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:30" (1/1) ... [2023-11-19 05:04:30,205 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:30" (1/1) ... [2023-11-19 05:04:30,299 INFO L138 Inliner]: procedures = 36, calls = 204, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 578 [2023-11-19 05:04:30,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:30,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:04:30,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:04:30,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:04:30,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:30" (1/1) ... [2023-11-19 05:04:30,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:30" (1/1) ... [2023-11-19 05:04:30,336 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:30" (1/1) ... [2023-11-19 05:04:30,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:30" (1/1) ... [2023-11-19 05:04:30,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:30" (1/1) ... [2023-11-19 05:04:30,397 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:30" (1/1) ... [2023-11-19 05:04:30,402 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:30" (1/1) ... [2023-11-19 05:04:30,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:30" (1/1) ... [2023-11-19 05:04:30,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:04:30,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:04:30,427 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:04:30,428 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:04:30,428 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:30" (1/1) ... [2023-11-19 05:04:30,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:30,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:04:30,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:04:30,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:04:30,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:04:30,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 05:04:30,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 05:04:30,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:04:30,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 05:04:30,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 05:04:30,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 05:04:30,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 05:04:30,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 05:04:30,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 05:04:30,517 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:04:30,517 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:04:30,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:04:30,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:04:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 05:04:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 05:04:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 05:04:30,694 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:04:30,696 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:04:33,845 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:04:33,855 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:04:33,859 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:04:33,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:33 BoogieIcfgContainer [2023-11-19 05:04:33,866 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:04:33,868 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:04:33,868 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:04:33,872 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:04:33,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:04:29" (1/3) ... [2023-11-19 05:04:33,873 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3be5ed55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:04:33, skipping insertion in model container [2023-11-19 05:04:33,873 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:30" (2/3) ... [2023-11-19 05:04:33,874 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3be5ed55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:04:33, skipping insertion in model container [2023-11-19 05:04:33,875 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:33" (3/3) ... [2023-11-19 05:04:33,877 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-63.i [2023-11-19 05:04:33,898 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:04:33,898 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:04:33,973 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:04:33,981 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;@7271eb97, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:04:33,982 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:04:33,988 INFO L276 IsEmpty]: Start isEmpty. Operand has 139 states, 118 states have (on average 1.4322033898305084) internal successors, (169), 119 states have internal predecessors, (169), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 05:04:34,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 05:04:34,012 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:34,013 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:04:34,014 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:34,023 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:34,023 INFO L85 PathProgramCache]: Analyzing trace with hash -16098142, now seen corresponding path program 1 times [2023-11-19 05:04:34,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:04:34,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1989854265] [2023-11-19 05:04:34,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:34,046 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 [2023-11-19 05:04:34,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:04:34,048 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:04:34,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:04:34,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:04:34,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:04:34,737 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2023-11-19 05:04:34,737 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:04:34,738 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:04:34,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1989854265] [2023-11-19 05:04:34,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1989854265] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:04:34,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:04:34,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:04:34,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914089669] [2023-11-19 05:04:34,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:04:34,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:04:34,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:04:34,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:04:34,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:04:34,812 INFO L87 Difference]: Start difference. First operand has 139 states, 118 states have (on average 1.4322033898305084) internal successors, (169), 119 states have internal predecessors, (169), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-19 05:04:34,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:04:34,875 INFO L93 Difference]: Finished difference Result 271 states and 422 transitions. [2023-11-19 05:04:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:04:34,878 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 156 [2023-11-19 05:04:34,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:04:34,891 INFO L225 Difference]: With dead ends: 271 [2023-11-19 05:04:34,891 INFO L226 Difference]: Without dead ends: 135 [2023-11-19 05:04:34,895 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:04:34,899 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:04:34,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:04:34,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2023-11-19 05:04:34,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2023-11-19 05:04:34,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 115 states have (on average 1.4086956521739131) internal successors, (162), 115 states have internal predecessors, (162), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 05:04:34,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 198 transitions. [2023-11-19 05:04:34,958 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 198 transitions. Word has length 156 [2023-11-19 05:04:34,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:04:34,959 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 198 transitions. [2023-11-19 05:04:34,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-19 05:04:34,960 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 198 transitions. [2023-11-19 05:04:34,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 05:04:34,964 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:34,965 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:04:34,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:35,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:35,166 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:35,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:35,167 INFO L85 PathProgramCache]: Analyzing trace with hash 413675062, now seen corresponding path program 1 times [2023-11-19 05:04:35,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:04:35,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1004750596] [2023-11-19 05:04:35,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:35,169 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 [2023-11-19 05:04:35,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:04:35,174 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:04:35,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:04:35,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:04:35,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:04:35,870 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 05:04:35,870 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:04:35,870 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:04:35,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1004750596] [2023-11-19 05:04:35,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1004750596] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:04:35,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:04:35,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:04:35,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129042647] [2023-11-19 05:04:35,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:04:35,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:04:35,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:04:35,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:04:35,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:04:35,884 INFO L87 Difference]: Start difference. First operand 135 states and 198 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 05:04:36,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:04:36,002 INFO L93 Difference]: Finished difference Result 300 states and 443 transitions. [2023-11-19 05:04:36,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 05:04:36,005 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 156 [2023-11-19 05:04:36,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:04:36,011 INFO L225 Difference]: With dead ends: 300 [2023-11-19 05:04:36,014 INFO L226 Difference]: Without dead ends: 168 [2023-11-19 05:04:36,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:04:36,019 INFO L413 NwaCegarLoop]: 223 mSDtfsCounter, 87 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:04:36,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 611 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:04:36,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2023-11-19 05:04:36,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 137. [2023-11-19 05:04:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 117 states have (on average 1.4017094017094016) internal successors, (164), 117 states have internal predecessors, (164), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 05:04:36,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 200 transitions. [2023-11-19 05:04:36,042 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 200 transitions. Word has length 156 [2023-11-19 05:04:36,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:04:36,044 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 200 transitions. [2023-11-19 05:04:36,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 05:04:36,045 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 200 transitions. [2023-11-19 05:04:36,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 05:04:36,050 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:36,050 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:04:36,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:36,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:36,264 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:36,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:36,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1261194609, now seen corresponding path program 1 times [2023-11-19 05:04:36,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:04:36,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [762519457] [2023-11-19 05:04:36,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:36,266 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 [2023-11-19 05:04:36,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:04:36,269 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:04:36,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:04:36,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:04:36,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:04:36,857 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 05:04:36,857 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:04:36,857 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:04:36,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [762519457] [2023-11-19 05:04:36,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [762519457] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:04:36,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:04:36,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:04:36,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223351706] [2023-11-19 05:04:36,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:04:36,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:04:36,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:04:36,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:04:36,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:04:36,862 INFO L87 Difference]: Start difference. First operand 137 states and 200 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 05:04:36,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:04:36,929 INFO L93 Difference]: Finished difference Result 305 states and 448 transitions. [2023-11-19 05:04:36,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 05:04:36,930 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 158 [2023-11-19 05:04:36,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:04:36,933 INFO L225 Difference]: With dead ends: 305 [2023-11-19 05:04:36,933 INFO L226 Difference]: Without dead ends: 171 [2023-11-19 05:04:36,934 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:04:36,935 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 72 mSDsluCounter, 403 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 598 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:04:36,936 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 598 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:04:36,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2023-11-19 05:04:36,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 139. [2023-11-19 05:04:36,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 119 states have (on average 1.3949579831932772) internal successors, (166), 119 states have internal predecessors, (166), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 05:04:36,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 202 transitions. [2023-11-19 05:04:36,950 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 202 transitions. Word has length 158 [2023-11-19 05:04:36,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:04:36,951 INFO L495 AbstractCegarLoop]: Abstraction has 139 states and 202 transitions. [2023-11-19 05:04:36,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 05:04:36,952 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 202 transitions. [2023-11-19 05:04:36,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 05:04:36,962 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:36,962 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:04:36,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:37,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:37,177 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:37,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:37,178 INFO L85 PathProgramCache]: Analyzing trace with hash 674388595, now seen corresponding path program 1 times [2023-11-19 05:04:37,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:04:37,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1357798077] [2023-11-19 05:04:37,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:37,179 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 [2023-11-19 05:04:37,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:04:37,188 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:04:37,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:37,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:04:37,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:04:37,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:04:37,799 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 05:04:37,800 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:04:37,800 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:04:37,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1357798077] [2023-11-19 05:04:37,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1357798077] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:04:37,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:04:37,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 05:04:37,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095284767] [2023-11-19 05:04:37,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:04:37,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:04:37,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:04:37,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:04:37,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:04:37,809 INFO L87 Difference]: Start difference. First operand 139 states and 202 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 05:04:37,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:04:37,967 INFO L93 Difference]: Finished difference Result 305 states and 444 transitions. [2023-11-19 05:04:37,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-19 05:04:37,968 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 158 [2023-11-19 05:04:37,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:04:37,971 INFO L225 Difference]: With dead ends: 305 [2023-11-19 05:04:37,971 INFO L226 Difference]: Without dead ends: 169 [2023-11-19 05:04:37,972 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-19 05:04:37,973 INFO L413 NwaCegarLoop]: 191 mSDtfsCounter, 68 mSDsluCounter, 760 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 951 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:04:37,973 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 951 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:04:37,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2023-11-19 05:04:37,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 143. [2023-11-19 05:04:37,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 123 states have (on average 1.3821138211382114) internal successors, (170), 123 states have internal predecessors, (170), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 05:04:37,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 206 transitions. [2023-11-19 05:04:37,985 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 206 transitions. Word has length 158 [2023-11-19 05:04:37,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:04:37,986 INFO L495 AbstractCegarLoop]: Abstraction has 143 states and 206 transitions. [2023-11-19 05:04:37,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 05:04:37,987 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 206 transitions. [2023-11-19 05:04:37,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 05:04:37,989 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:37,990 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:04:38,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:38,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:38,201 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:38,201 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:38,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1354446965, now seen corresponding path program 1 times [2023-11-19 05:04:38,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:04:38,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [825095254] [2023-11-19 05:04:38,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:38,203 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 [2023-11-19 05:04:38,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:04:38,210 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:04:38,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:04:38,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:04:38,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:04:38,815 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 05:04:38,815 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:04:38,815 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:04:38,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [825095254] [2023-11-19 05:04:38,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [825095254] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:04:38,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:04:38,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 05:04:38,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139389501] [2023-11-19 05:04:38,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:04:38,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 05:04:38,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:04:38,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 05:04:38,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:04:38,818 INFO L87 Difference]: Start difference. First operand 143 states and 206 transitions. Second operand has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 05:04:39,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:04:39,042 INFO L93 Difference]: Finished difference Result 312 states and 447 transitions. [2023-11-19 05:04:39,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-19 05:04:39,043 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 158 [2023-11-19 05:04:39,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:04:39,045 INFO L225 Difference]: With dead ends: 312 [2023-11-19 05:04:39,045 INFO L226 Difference]: Without dead ends: 172 [2023-11-19 05:04:39,046 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-11-19 05:04:39,047 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 69 mSDsluCounter, 939 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 1128 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:04:39,047 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 1128 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:04:39,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2023-11-19 05:04:39,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 145. [2023-11-19 05:04:39,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 125 states have (on average 1.376) internal successors, (172), 125 states have internal predecessors, (172), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 05:04:39,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 208 transitions. [2023-11-19 05:04:39,057 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 208 transitions. Word has length 158 [2023-11-19 05:04:39,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:04:39,058 INFO L495 AbstractCegarLoop]: Abstraction has 145 states and 208 transitions. [2023-11-19 05:04:39,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 05:04:39,058 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 208 transitions. [2023-11-19 05:04:39,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 05:04:39,061 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:39,061 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:04:39,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:39,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:39,278 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:39,280 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:39,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1165512969, now seen corresponding path program 1 times [2023-11-19 05:04:39,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:04:39,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1929106880] [2023-11-19 05:04:39,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:39,281 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 [2023-11-19 05:04:39,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:04:39,283 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:04:39,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 05:04:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:04:39,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 05:04:39,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:04:39,891 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 05:04:39,892 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:04:39,892 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:04:39,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1929106880] [2023-11-19 05:04:39,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1929106880] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:04:39,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:04:39,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-19 05:04:39,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770168591] [2023-11-19 05:04:39,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:04:39,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 05:04:39,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:04:39,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 05:04:39,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:04:39,901 INFO L87 Difference]: Start difference. First operand 145 states and 208 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 05:04:40,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:04:40,283 INFO L93 Difference]: Finished difference Result 315 states and 446 transitions. [2023-11-19 05:04:40,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-19 05:04:40,285 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 158 [2023-11-19 05:04:40,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:04:40,287 INFO L225 Difference]: With dead ends: 315 [2023-11-19 05:04:40,288 INFO L226 Difference]: Without dead ends: 173 [2023-11-19 05:04:40,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=148, Invalid=358, Unknown=0, NotChecked=0, Total=506 [2023-11-19 05:04:40,289 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 58 mSDsluCounter, 1113 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 1300 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:04:40,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 1300 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:04:40,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2023-11-19 05:04:40,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 147. [2023-11-19 05:04:40,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 127 states have (on average 1.3700787401574803) internal successors, (174), 127 states have internal predecessors, (174), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 05:04:40,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 210 transitions. [2023-11-19 05:04:40,305 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 210 transitions. Word has length 158 [2023-11-19 05:04:40,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:04:40,306 INFO L495 AbstractCegarLoop]: Abstraction has 147 states and 210 transitions. [2023-11-19 05:04:40,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 05:04:40,307 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 210 transitions. [2023-11-19 05:04:40,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 05:04:40,309 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:40,310 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:04:40,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-19 05:04:40,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:04:40,521 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:40,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:40,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1163665927, now seen corresponding path program 1 times [2023-11-19 05:04:40,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:04:40,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [726820332] [2023-11-19 05:04:40,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:40,522 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 [2023-11-19 05:04:40,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:04:40,523 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:04:40,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-19 05:04:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:04:41,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 05:04:41,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:04:41,391 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 19 treesize of output 1 [2023-11-19 05:04:41,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-19 05:04:41,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-19 05:04:41,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2023-11-19 05:04:41,848 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:41,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 36 treesize of output 38 [2023-11-19 05:04:42,165 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:42,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 51 [2023-11-19 05:04:42,577 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:42,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 54 [2023-11-19 05:04:42,897 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:42,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 54 [2023-11-19 05:04:43,267 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:43,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 96 treesize of output 65 [2023-11-19 05:04:43,743 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:43,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 80 treesize of output 88 [2023-11-19 05:04:44,086 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:44,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 103 treesize of output 43 [2023-11-19 05:04:44,138 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 465 proven. 39 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-11-19 05:04:44,138 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:04:44,657 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 12 proven. 39 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-19 05:04:44,658 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:04:44,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [726820332] [2023-11-19 05:04:44,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [726820332] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:04:44,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2083821826] [2023-11-19 05:04:44,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:44,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:04:44,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:04:44,665 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:04:44,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-19 05:04:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:04:46,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-19 05:04:46,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:04:46,845 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 15 treesize of output 1 [2023-11-19 05:04:47,662 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 64 treesize of output 32 [2023-11-19 05:04:47,885 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 64 treesize of output 32 [2023-11-19 05:04:48,106 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 61 treesize of output 40 [2023-11-19 05:04:48,676 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:48,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 43 [2023-11-19 05:04:48,967 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:48,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 43 [2023-11-19 05:04:49,387 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:49,387 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 51 [2023-11-19 05:04:50,076 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:50,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 54 [2023-11-19 05:04:50,518 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:50,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 54 [2023-11-19 05:04:50,970 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:50,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 54 [2023-11-19 05:04:51,432 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:04:51,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 54 [2023-11-19 05:04:51,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 21 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 54 [2023-11-19 05:04:52,201 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 380 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2023-11-19 05:04:52,203 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:04:52,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2083821826] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:04:52,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:04:52,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [12, 8] total 24 [2023-11-19 05:04:52,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029522858] [2023-11-19 05:04:52,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:04:52,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-19 05:04:52,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:04:52,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-19 05:04:52,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=454, Unknown=0, NotChecked=0, Total=552 [2023-11-19 05:04:52,213 INFO L87 Difference]: Start difference. First operand 147 states and 210 transitions. Second operand has 10 states, 10 states have (on average 7.7) internal successors, (77), 9 states have internal predecessors, (77), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-19 05:05:00,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:05:00,353 INFO L93 Difference]: Finished difference Result 444 states and 631 transitions. [2023-11-19 05:05:00,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-19 05:05:00,354 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.7) internal successors, (77), 9 states have internal predecessors, (77), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 158 [2023-11-19 05:05:00,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:05:00,357 INFO L225 Difference]: With dead ends: 444 [2023-11-19 05:05:00,357 INFO L226 Difference]: Without dead ends: 300 [2023-11-19 05:05:00,358 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 448 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=111, Invalid=539, Unknown=0, NotChecked=0, Total=650 [2023-11-19 05:05:00,359 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 423 mSDsluCounter, 321 mSDsCounter, 0 mSdLazyCounter, 878 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 878 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2023-11-19 05:05:00,359 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [425 Valid, 429 Invalid, 892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 878 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2023-11-19 05:05:00,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2023-11-19 05:05:00,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 214. [2023-11-19 05:05:00,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 173 states have (on average 1.329479768786127) internal successors, (230), 173 states have internal predecessors, (230), 36 states have call successors, (36), 4 states have call predecessors, (36), 4 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 05:05:00,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 302 transitions. [2023-11-19 05:05:00,379 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 302 transitions. Word has length 158 [2023-11-19 05:05:00,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:05:00,380 INFO L495 AbstractCegarLoop]: Abstraction has 214 states and 302 transitions. [2023-11-19 05:05:00,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.7) internal successors, (77), 9 states have internal predecessors, (77), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-19 05:05:00,380 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 302 transitions. [2023-11-19 05:05:00,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 05:05:00,383 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:05:00,383 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:05:00,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-19 05:05:00,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2023-11-19 05:05:00,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:05:00,795 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:05:00,795 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:05:00,795 INFO L85 PathProgramCache]: Analyzing trace with hash -888906313, now seen corresponding path program 1 times [2023-11-19 05:05:00,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:05:00,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [335920012] [2023-11-19 05:05:00,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:05:00,796 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 [2023-11-19 05:05:00,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:05:00,798 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:05:00,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-19 05:05:01,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:05:01,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 05:05:01,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:05:01,499 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 19 treesize of output 1 [2023-11-19 05:05:01,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-19 05:05:01,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-19 05:05:01,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-19 05:05:01,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-19 05:05:01,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2023-11-19 05:05:01,930 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:05:01,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 36 treesize of output 38 [2023-11-19 05:05:02,162 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:05:02,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 41 [2023-11-19 05:05:02,411 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:05:02,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 86 treesize of output 52 [2023-11-19 05:05:02,717 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:05:02,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 70 treesize of output 75 [2023-11-19 05:05:02,938 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:05:02,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 93 treesize of output 39 [2023-11-19 05:05:02,980 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 433 proven. 39 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-11-19 05:05:02,980 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:05:03,419 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 12 proven. 39 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-19 05:05:03,419 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:05:03,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [335920012] [2023-11-19 05:05:03,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [335920012] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:05:03,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1993083740] [2023-11-19 05:05:03,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:05:03,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:05:03,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:05:03,421 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:05:03,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5676024a-e5a0-4074-aae4-b9a517a2603e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-19 05:05:05,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:05:05,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-19 05:05:05,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:05:05,669 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 15 treesize of output 1 [2023-11-19 05:05:06,388 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 64 treesize of output 32 [2023-11-19 05:05:06,574 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 64 treesize of output 32 [2023-11-19 05:05:06,769 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 61 treesize of output 40 [2023-11-19 05:05:07,275 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:05:07,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 43 [2023-11-19 05:05:07,544 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:05:07,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 43 [2023-11-19 05:05:07,941 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:05:07,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 51 [2023-11-19 05:05:08,547 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:05:08,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 62