./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-40.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX --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 daa057e82631e6f1d313140c57470663c53a0147ee44af9a015893bbe50819e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:14:02,473 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:14:02,594 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:14:02,603 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:14:02,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:14:02,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:14:02,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:14:02,645 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:14:02,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:14:02,651 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:14:02,651 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:14:02,653 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:14:02,653 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:14:02,655 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:14:02,655 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:14:02,656 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:14:02,656 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:14:02,657 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:14:02,657 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:14:02,658 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:14:02,658 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:14:02,659 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:14:02,660 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:14:02,660 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:14:02,661 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:14:02,661 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:14:02,662 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:14:02,662 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:14:02,663 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:14:02,663 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:14:02,664 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:14:02,664 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:14:02,664 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:14:02,665 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:14:02,665 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:14:02,665 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:14:02,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:14:02,666 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:14:02,666 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:14:02,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:14:02,667 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:14:02,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:14:02,668 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:14:02,668 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:14:02,668 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:14:02,669 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_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> daa057e82631e6f1d313140c57470663c53a0147ee44af9a015893bbe50819e3 [2023-11-12 00:14:02,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:14:02,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:14:02,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:14:02,967 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:14:02,967 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:14:02,970 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-40.i [2023-11-12 00:14:06,173 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:14:06,423 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:14:06,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-40.i [2023-11-12 00:14:06,434 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/data/66761048b/2384e858d57e4ba695427534ef42f635/FLAG04e9d640c [2023-11-12 00:14:06,451 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/data/66761048b/2384e858d57e4ba695427534ef42f635 [2023-11-12 00:14:06,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:14:06,456 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:14:06,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:14:06,458 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:14:06,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:14:06,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:14:06" (1/1) ... [2023-11-12 00:14:06,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f8db9c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06, skipping insertion in model container [2023-11-12 00:14:06,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:14:06" (1/1) ... [2023-11-12 00:14:06,510 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:14:06,703 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_470a6cd5-511a-424c-af14-797125ccfc65/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-40.i[915,928] [2023-11-12 00:14:06,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:14:06,782 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:14:06,799 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_470a6cd5-511a-424c-af14-797125ccfc65/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-40.i[915,928] [2023-11-12 00:14:06,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:14:06,855 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:14:06,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06 WrapperNode [2023-11-12 00:14:06,856 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:14:06,858 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:14:06,858 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:14:06,858 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:14:06,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06" (1/1) ... [2023-11-12 00:14:06,885 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06" (1/1) ... [2023-11-12 00:14:06,929 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 91 [2023-11-12 00:14:06,930 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:14:06,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:14:06,932 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:14:06,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:14:06,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06" (1/1) ... [2023-11-12 00:14:06,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06" (1/1) ... [2023-11-12 00:14:06,949 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06" (1/1) ... [2023-11-12 00:14:06,950 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06" (1/1) ... [2023-11-12 00:14:06,964 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06" (1/1) ... [2023-11-12 00:14:06,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06" (1/1) ... [2023-11-12 00:14:06,975 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06" (1/1) ... [2023-11-12 00:14:06,982 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06" (1/1) ... [2023-11-12 00:14:06,984 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:14:06,985 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:14:06,985 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:14:06,986 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:14:06,987 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06" (1/1) ... [2023-11-12 00:14:06,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:14:07,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:14:07,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:14:07,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:14:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:14:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:14:07,066 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:14:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:14:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:14:07,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:14:07,148 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:14:07,150 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:14:07,392 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:14:07,482 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:14:07,483 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:14:07,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:14:07 BoogieIcfgContainer [2023-11-12 00:14:07,485 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:14:07,496 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:14:07,496 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:14:07,499 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:14:07,500 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:14:06" (1/3) ... [2023-11-12 00:14:07,500 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71a3467e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:14:07, skipping insertion in model container [2023-11-12 00:14:07,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:06" (2/3) ... [2023-11-12 00:14:07,501 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71a3467e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:14:07, skipping insertion in model container [2023-11-12 00:14:07,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:14:07" (3/3) ... [2023-11-12 00:14:07,503 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-40.i [2023-11-12 00:14:07,525 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:14:07,525 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:14:07,580 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:14:07,586 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;@67a5f4c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:14:07,586 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:14:07,591 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-12 00:14:07,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-12 00:14:07,602 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:14:07,602 INFO L195 NwaCegarLoop]: trace histogram [14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:14:07,603 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:14:07,609 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:14:07,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1884288349, now seen corresponding path program 1 times [2023-11-12 00:14:07,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:14:07,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524683084] [2023-11-12 00:14:07,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:14:07,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:14:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:14:08,931 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2023-11-12 00:14:08,931 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:14:08,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524683084] [2023-11-12 00:14:08,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524683084] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:14:08,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2058196325] [2023-11-12 00:14:08,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:14:08,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:14:08,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:14:08,940 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:14:08,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:14:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:14:09,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-12 00:14:09,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:14:10,545 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 125 proven. 21 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-12 00:14:10,545 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:14:11,022 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2023-11-12 00:14:11,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2058196325] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:14:11,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1682032915] [2023-11-12 00:14:11,048 INFO L159 IcfgInterpreter]: Started Sifa with 29 locations of interest [2023-11-12 00:14:11,048 INFO L166 IcfgInterpreter]: Building call graph [2023-11-12 00:14:11,052 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-12 00:14:11,058 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-12 00:14:11,058 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-12 00:14:13,652 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 28 for LOIs [2023-11-12 00:14:13,657 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-12 00:14:16,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [1682032915] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:14:16,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-12 00:14:16,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [5, 9, 5] total 29 [2023-11-12 00:14:16,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34227340] [2023-11-12 00:14:16,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:14:16,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-11-12 00:14:16,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:14:16,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-11-12 00:14:16,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=214, Invalid=598, Unknown=0, NotChecked=0, Total=812 [2023-11-12 00:14:16,443 INFO L87 Difference]: Start difference. First operand has 31 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 20 states, 13 states have (on average 1.0) internal successors, (13), 12 states have internal predecessors, (13), 9 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 13 states have call predecessors, (14), 9 states have call successors, (14) [2023-11-12 00:14:19,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:14:19,096 INFO L93 Difference]: Finished difference Result 103 states and 139 transitions. [2023-11-12 00:14:19,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-11-12 00:14:19,102 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 13 states have (on average 1.0) internal successors, (13), 12 states have internal predecessors, (13), 9 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 13 states have call predecessors, (14), 9 states have call successors, (14) Word has length 54 [2023-11-12 00:14:19,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:14:19,111 INFO L225 Difference]: With dead ends: 103 [2023-11-12 00:14:19,111 INFO L226 Difference]: Without dead ends: 73 [2023-11-12 00:14:19,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 136 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 532 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=527, Invalid=1635, Unknown=0, NotChecked=0, Total=2162 [2023-11-12 00:14:19,118 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 29 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-12 00:14:19,120 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 153 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 333 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-12 00:14:19,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-12 00:14:19,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 72. [2023-11-12 00:14:19,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 33 states have (on average 1.0303030303030303) internal successors, (34), 33 states have internal predecessors, (34), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:14:19,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 90 transitions. [2023-11-12 00:14:19,181 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 90 transitions. Word has length 54 [2023-11-12 00:14:19,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:14:19,182 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 90 transitions. [2023-11-12 00:14:19,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 13 states have (on average 1.0) internal successors, (13), 12 states have internal predecessors, (13), 9 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 13 states have call predecessors, (14), 9 states have call successors, (14) [2023-11-12 00:14:19,183 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 90 transitions. [2023-11-12 00:14:19,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-12 00:14:19,188 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:14:19,188 INFO L195 NwaCegarLoop]: trace histogram [28, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2023-11-12 00:14:19,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 00:14:19,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:14:19,395 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:14:19,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:14:19,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1377828616, now seen corresponding path program 1 times [2023-11-12 00:14:19,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:14:19,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157940346] [2023-11-12 00:14:19,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:14:19,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:14:19,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:14:20,449 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 33 proven. 8 refuted. 0 times theorem prover too weak. 739 trivial. 0 not checked. [2023-11-12 00:14:20,449 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:14:20,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157940346] [2023-11-12 00:14:20,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157940346] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:14:20,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [36423580] [2023-11-12 00:14:20,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:14:20,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:14:20,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:14:20,452 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:14:20,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 00:14:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:14:20,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-12 00:14:20,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:14:21,286 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 345 proven. 8 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-12 00:14:21,286 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:14:21,733 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 33 proven. 8 refuted. 0 times theorem prover too weak. 739 trivial. 0 not checked. [2023-11-12 00:14:21,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [36423580] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:14:21,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [733956160] [2023-11-12 00:14:21,737 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2023-11-12 00:14:21,737 INFO L166 IcfgInterpreter]: Building call graph [2023-11-12 00:14:21,737 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-12 00:14:21,738 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-12 00:14:21,738 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-12 00:14:31,650 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 6 for LOIs [2023-11-12 00:14:31,652 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-12 00:14:35,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [733956160] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:14:35,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-12 00:14:35,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [5, 5, 5] total 26 [2023-11-12 00:14:35,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14584363] [2023-11-12 00:14:35,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:14:35,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-11-12 00:14:35,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:14:35,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-11-12 00:14:35,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=545, Unknown=0, NotChecked=0, Total=650 [2023-11-12 00:14:35,363 INFO L87 Difference]: Start difference. First operand 72 states and 90 transitions. Second operand has 21 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 13 states have internal predecessors, (15), 9 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 13 states have call predecessors, (14), 9 states have call successors, (14) [2023-11-12 00:14:37,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:14:37,687 INFO L93 Difference]: Finished difference Result 72 states and 90 transitions. [2023-11-12 00:14:37,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-12 00:14:37,689 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 13 states have internal predecessors, (15), 9 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 13 states have call predecessors, (14), 9 states have call successors, (14) Word has length 107 [2023-11-12 00:14:37,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:14:37,691 INFO L225 Difference]: With dead ends: 72 [2023-11-12 00:14:37,691 INFO L226 Difference]: Without dead ends: 0 [2023-11-12 00:14:37,692 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 295 SyntacticMatches, 5 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=181, Invalid=689, Unknown=0, NotChecked=0, Total=870 [2023-11-12 00:14:37,694 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 25 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-12 00:14:37,695 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 44 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-12 00:14:37,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-12 00:14:37,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-12 00:14:37,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:14:37,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-12 00:14:37,697 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 107 [2023-11-12 00:14:37,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:14:37,697 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-12 00:14:37,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 13 states have internal predecessors, (15), 9 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 13 states have call predecessors, (14), 9 states have call successors, (14) [2023-11-12 00:14:37,698 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-12 00:14:37,698 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 00:14:37,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:14:37,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-12 00:14:37,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:14:37,911 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-12 00:14:40,097 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2023-11-12 00:14:40,097 INFO L895 garLoopResultBuilder]: At program point L60(line 60) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_8~0 256) 0)) (.cse2 (<= (mod ~var_1_10~0 256) 127))) (or (let ((.cse3 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) .cse1 (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) .cse2 (= (select .cse3 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse3 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 (= ~isInitial~0 0) .cse2 (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) [2023-11-12 00:14:40,098 INFO L895 garLoopResultBuilder]: At program point L60-1(line 60) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_8~0 256) 0)) (.cse2 (<= (mod ~var_1_10~0 256) 127))) (or (let ((.cse3 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) .cse1 (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) .cse2 (= (select .cse3 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse3 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 (= ~isInitial~0 0) .cse2 (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) [2023-11-12 00:14:40,098 INFO L895 garLoopResultBuilder]: At program point L52(line 52) the Hoare annotation is: (and (<= (mod ~var_1_12~0 256) 254) (<= (mod ~var_1_8~0 256) 0) (<= (mod ~var_1_11~0 256) 127) (let ((.cse0 (<= 1 |#StackHeapBarrier|))) (or (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) (= ~isInitial~0 0) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))) (let ((.cse1 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= ~var_1_8~0 0) (= (select .cse1 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse1 1) 0))))) (<= (mod ~var_1_10~0 256) 127)) [2023-11-12 00:14:40,099 INFO L899 garLoopResultBuilder]: For program point L52-1(line 52) no Hoare annotation was computed. [2023-11-12 00:14:40,099 INFO L899 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2023-11-12 00:14:40,099 INFO L899 garLoopResultBuilder]: For program point L19-1(line 19) no Hoare annotation was computed. [2023-11-12 00:14:40,099 INFO L899 garLoopResultBuilder]: For program point L19-3(line 19) no Hoare annotation was computed. [2023-11-12 00:14:40,099 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2023-11-12 00:14:40,100 INFO L895 garLoopResultBuilder]: At program point L57(line 57) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_8~0 256) 0))) (or (let ((.cse2 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) .cse1 (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= (select .cse2 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse2 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 (= ~isInitial~0 0) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) [2023-11-12 00:14:40,100 INFO L895 garLoopResultBuilder]: At program point L57-1(line 57) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_8~0 256) 0))) (or (let ((.cse2 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) .cse1 (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= (select .cse2 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse2 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 (= ~isInitial~0 0) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) [2023-11-12 00:14:40,100 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2023-11-12 00:14:40,101 INFO L895 garLoopResultBuilder]: At program point L49(line 49) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|))) (or (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= (mod ~var_1_12~0 256) 254) (<= 0 (+ 127 ~var_1_13~0)) (<= (mod ~var_1_8~0 256) 0) (<= (mod ~var_1_11~0 256) 127) (= ~isInitial~0 0) (<= (mod ~var_1_10~0 256) 127) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))) (let ((.cse1 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (+ 5 ~var_1_13~0) 0) (= ~var_1_4~0 (/ 513.0 2.0)) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= ~var_1_8~0 0) (= (select .cse1 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse1 1) 0))))) [2023-11-12 00:14:40,101 INFO L895 garLoopResultBuilder]: At program point L49-1(line 49) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|))) (or (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= (mod ~var_1_12~0 256) 254) (<= 0 (+ 127 ~var_1_13~0)) (<= (mod ~var_1_8~0 256) 0) (<= (mod ~var_1_11~0 256) 127) (= ~isInitial~0 0) (<= (mod ~var_1_10~0 256) 127) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))) (let ((.cse1 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (+ 5 ~var_1_13~0) 0) (= ~var_1_4~0 (/ 513.0 2.0)) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= ~var_1_8~0 0) (= (select .cse1 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse1 1) 0))))) [2023-11-12 00:14:40,101 INFO L895 garLoopResultBuilder]: At program point L78-2(lines 78 84) the Hoare annotation is: (let ((.cse1 (= ~isInitial~0 0))) (and (<= (mod ~var_1_12~0 256) 254) (or (let ((.cse0 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (select |#valid| 1) 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse0 0) 48) (= 29 (select |#length| 2)) (= (select .cse0 1) 0))) .cse1) (<= (mod ~var_1_8~0 256) 0) (<= (mod ~var_1_11~0 256) 127) (let ((.cse2 (<= 1 |#StackHeapBarrier|))) (or (and .cse2 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= (+ 5 ~var_1_13~0) 0) (= (/ 39.0 5.0) ~var_1_3~0) (= ~var_1_4~0 (/ 513.0 2.0)) (= ~var_1_12~0 10) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= 25 ~var_1_14~0) (= ~var_1_8~0 0) (= ~var_1_2~0 (/ 49.0 5.0)) (= ~var_1_1~0 50)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse2 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) (<= (mod ~var_1_10~0 256) 127))) [2023-11-12 00:14:40,102 INFO L895 garLoopResultBuilder]: At program point L66(line 66) the Hoare annotation is: (let ((.cse2 (<= 1 |#StackHeapBarrier|)) (.cse0 (<= (mod ~var_1_12~0 256) 254)) (.cse1 (<= ~var_1_14~0 127)) (.cse3 (<= (mod ~var_1_8~0 256) 0)) (.cse4 (<= (mod ~var_1_11~0 256) 127)) (.cse5 (<= 0 (+ 128 ~var_1_14~0))) (.cse6 (<= (mod ~var_1_10~0 256) 127))) (or (and .cse0 .cse1 (exists ((v_~var_1_14~0_23 Int)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse2 (<= v_~var_1_14~0_23 126) (<= 0 (+ 127 ~var_1_13~0)) (<= 0 (+ v_~var_1_14~0_23 127)) (= ~isInitial~0 0) (<= ~var_1_13~0 126))) .cse3 .cse4 .cse5 .cse6) (let ((.cse7 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse2 (= ~var_1_9~0 8) (= ~var_1_7~0 1) .cse0 (= 2 (select |#length| 1)) .cse1 (= (select |#valid| 3) 1) .cse3 (= (+ 5 ~var_1_13~0) 0) .cse4 .cse5 (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) .cse6 (= (select .cse7 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse7 1) 0))))) [2023-11-12 00:14:40,102 INFO L895 garLoopResultBuilder]: At program point L66-1(line 66) the Hoare annotation is: (let ((.cse2 (<= 1 |#StackHeapBarrier|)) (.cse0 (<= (mod ~var_1_12~0 256) 254)) (.cse1 (<= ~var_1_14~0 127)) (.cse3 (<= (mod ~var_1_8~0 256) 0)) (.cse4 (<= (mod ~var_1_11~0 256) 127)) (.cse5 (<= (mod ~var_1_10~0 256) 127)) (.cse6 (<= 0 (+ 127 ~var_1_14~0)))) (or (and .cse0 .cse1 (exists ((v_~var_1_14~0_23 Int)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse2 (<= v_~var_1_14~0_23 126) (<= 0 (+ 127 ~var_1_13~0)) (<= 0 (+ v_~var_1_14~0_23 127)) (= ~isInitial~0 0) (<= ~var_1_13~0 126))) .cse3 .cse4 .cse5 .cse6) (let ((.cse7 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse2 (= ~var_1_9~0 8) (= ~var_1_7~0 1) .cse0 (= 2 (select |#length| 1)) .cse1 (= (select |#valid| 3) 1) .cse3 (= (+ 5 ~var_1_13~0) 0) .cse4 (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) .cse5 (= (select .cse7 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse7 1) 0) .cse6)))) [2023-11-12 00:14:40,102 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-12 00:14:40,102 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2023-11-12 00:14:40,103 INFO L895 garLoopResultBuilder]: At program point L54(line 54) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|))) (or (let ((.cse1 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= (select .cse1 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse1 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) (= ~isInitial~0 0) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) [2023-11-12 00:14:40,103 INFO L895 garLoopResultBuilder]: At program point L54-1(line 54) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|))) (or (let ((.cse1 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= (select .cse1 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse1 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) (= ~isInitial~0 0) (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))) [2023-11-12 00:14:40,103 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-11-12 00:14:40,104 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-12 00:14:40,104 INFO L899 garLoopResultBuilder]: For program point L67(lines 45 68) no Hoare annotation was computed. [2023-11-12 00:14:40,104 INFO L895 garLoopResultBuilder]: At program point L63(line 63) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_8~0 256) 0)) (.cse2 (<= (mod ~var_1_11~0 256) 127)) (.cse3 (<= (mod ~var_1_10~0 256) 127))) (or (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 .cse2 (= ~isInitial~0 0) .cse3 (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))) (let ((.cse4 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) .cse1 (= (+ 5 ~var_1_13~0) 0) .cse2 (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) .cse3 (= (select .cse4 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse4 1) 0))))) [2023-11-12 00:14:40,104 INFO L895 garLoopResultBuilder]: At program point L63-1(line 63) the Hoare annotation is: (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_8~0 256) 0)) (.cse2 (<= (mod ~var_1_11~0 256) 127)) (.cse3 (<= (mod ~var_1_10~0 256) 127))) (or (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) .cse1 .cse2 (= ~isInitial~0 0) .cse3 (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))) (let ((.cse4 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) .cse1 (= (+ 5 ~var_1_13~0) 0) .cse2 (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) .cse3 (= (select .cse4 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse4 1) 0))))) [2023-11-12 00:14:40,105 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2023-11-12 00:14:40,105 INFO L895 garLoopResultBuilder]: At program point L47(line 47) the Hoare annotation is: (let ((.cse0 (= ~isInitial~0 0))) (and (<= (mod ~var_1_12~0 256) 254) (<= (mod ~var_1_11~0 256) 127) (exists ((v_~var_1_2~0_9 Real)) (or (and (= (/ 39.0 5.0) ~var_1_3~0) (= ~var_1_4~0 (/ 513.0 2.0)) (= v_~var_1_2~0_9 (/ 49.0 5.0)) (= ~var_1_8~0 0)) .cse0)) (<= (mod ~var_1_10~0 256) 127) (let ((.cse1 (<= 1 |#StackHeapBarrier|))) (or (let ((.cse2 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse1 (= ~var_1_9~0 8) (= ~var_1_7~0 1) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (+ 5 ~var_1_13~0) 0) (= ~var_1_12~0 10) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= 16 ~var_1_10~0) (= 64 ~var_1_11~0) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= 25 ~var_1_14~0) (= (select .cse2 0) 48) (= 29 (select |#length| 2)) (= ~var_1_1~0 50) (= (select .cse2 1) 0))) (and (= |ULTIMATE.start_property_#res#1| 1) .cse1 (<= ~var_1_14~0 126) (<= 0 (+ 127 ~var_1_13~0)) (<= (mod ~var_1_8~0 256) 0) .cse0 (<= ~var_1_13~0 126) (<= 0 (+ 127 ~var_1_14~0))))))) [2023-11-12 00:14:40,105 INFO L899 garLoopResultBuilder]: For program point L47-1(line 47) no Hoare annotation was computed. [2023-11-12 00:14:40,105 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2023-11-12 00:14:40,106 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(line 20) no Hoare annotation was computed. [2023-11-12 00:14:40,109 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-12 00:14:40,111 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:14:40,132 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[3] could not be translated [2023-11-12 00:14:40,133 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated [2023-11-12 00:14:40,133 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[3] could not be translated [2023-11-12 00:14:40,133 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated [2023-11-12 00:14:40,133 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated [2023-11-12 00:14:40,133 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated [2023-11-12 00:14:40,133 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:14:40,134 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated [2023-11-12 00:14:40,134 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:14:40,136 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[3] could not be translated [2023-11-12 00:14:40,136 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated [2023-11-12 00:14:40,137 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[3] could not be translated [2023-11-12 00:14:40,137 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated [2023-11-12 00:14:40,137 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated [2023-11-12 00:14:40,137 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated [2023-11-12 00:14:40,138 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:14:40,138 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated [2023-11-12 00:14:40,138 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:14:40,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:14:40 BoogieIcfgContainer [2023-11-12 00:14:40,140 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:14:40,141 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:14:40,141 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:14:40,141 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:14:40,142 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:14:07" (3/4) ... [2023-11-12 00:14:40,144 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:14:40,147 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-12 00:14:40,153 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-12 00:14:40,154 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-12 00:14:40,154 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 00:14:40,155 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:14:40,186 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((var_1_12 % 256) <= 254) && ((var_1_8 % 256) <= 0)) && ((var_1_11 % 256) <= 127)) && ((((((((((((((var_1_9 == 8) && (var_1_7 == 1)) && ((5 + var_1_13) == 0)) && (39/5 == var_1_3)) && (var_1_4 == 513/2)) && (var_1_12 == 10)) && (isInitial == 1)) && (16 == var_1_10)) && (64 == var_1_11)) && (25 == var_1_14)) && (var_1_8 == 0)) && (var_1_2 == 49/5)) && (var_1_1 == 50)) || ((((((\result == 1) && (var_1_14 <= 126)) && (0 <= (127 + var_1_13))) && (isInitial == 0)) && (var_1_13 <= 126)) && (0 <= (127 + var_1_14))))) && ((var_1_10 % 256) <= 127)) [2023-11-12 00:14:40,211 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((var_1_12 % 256) <= 254) && ((var_1_8 % 256) <= 0)) && ((var_1_11 % 256) <= 127)) && ((((((((((((((var_1_9 == 8) && (var_1_7 == 1)) && ((5 + var_1_13) == 0)) && (39/5 == var_1_3)) && (var_1_4 == 513/2)) && (var_1_12 == 10)) && (isInitial == 1)) && (16 == var_1_10)) && (64 == var_1_11)) && (25 == var_1_14)) && (var_1_8 == 0)) && (var_1_2 == 49/5)) && (var_1_1 == 50)) || ((((((\result == 1) && (var_1_14 <= 126)) && (0 <= (127 + var_1_13))) && (isInitial == 0)) && (var_1_13 <= 126)) && (0 <= (127 + var_1_14))))) && ((var_1_10 % 256) <= 127)) [2023-11-12 00:14:40,253 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/witness.graphml [2023-11-12 00:14:40,254 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/witness.yml [2023-11-12 00:14:40,254 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:14:40,255 INFO L158 Benchmark]: Toolchain (without parser) took 33799.14ms. Allocated memory was 182.5MB in the beginning and 710.9MB in the end (delta: 528.5MB). Free memory was 135.0MB in the beginning and 528.0MB in the end (delta: -393.0MB). Peak memory consumption was 137.8MB. Max. memory is 16.1GB. [2023-11-12 00:14:40,255 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 134.2MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:14:40,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.65ms. Allocated memory is still 182.5MB. Free memory was 135.0MB in the beginning and 123.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:14:40,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.02ms. Allocated memory is still 182.5MB. Free memory was 123.1MB in the beginning and 121.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:14:40,256 INFO L158 Benchmark]: Boogie Preprocessor took 53.20ms. Allocated memory is still 182.5MB. Free memory was 120.4MB in the beginning and 119.5MB in the end (delta: 877.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:14:40,257 INFO L158 Benchmark]: RCFGBuilder took 500.04ms. Allocated memory is still 182.5MB. Free memory was 119.5MB in the beginning and 102.1MB in the end (delta: 17.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-12 00:14:40,257 INFO L158 Benchmark]: TraceAbstraction took 32644.51ms. Allocated memory was 182.5MB in the beginning and 710.9MB in the end (delta: 528.5MB). Free memory was 101.5MB in the beginning and 533.3MB in the end (delta: -431.8MB). Peak memory consumption was 381.0MB. Max. memory is 16.1GB. [2023-11-12 00:14:40,258 INFO L158 Benchmark]: Witness Printer took 113.22ms. Allocated memory is still 710.9MB. Free memory was 533.3MB in the beginning and 528.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:14:40,260 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 134.2MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.65ms. Allocated memory is still 182.5MB. Free memory was 135.0MB in the beginning and 123.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.02ms. Allocated memory is still 182.5MB. Free memory was 123.1MB in the beginning and 121.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.20ms. Allocated memory is still 182.5MB. Free memory was 120.4MB in the beginning and 119.5MB in the end (delta: 877.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 500.04ms. Allocated memory is still 182.5MB. Free memory was 119.5MB in the beginning and 102.1MB in the end (delta: 17.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 32644.51ms. Allocated memory was 182.5MB in the beginning and 710.9MB in the end (delta: 528.5MB). Free memory was 101.5MB in the beginning and 533.3MB in the end (delta: -431.8MB). Peak memory consumption was 381.0MB. Max. memory is 16.1GB. * Witness Printer took 113.22ms. Allocated memory is still 710.9MB. Free memory was 533.3MB in the beginning and 528.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated * 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 32.5s, OverallIterations: 2, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 54 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 54 mSDsluCounter, 197 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 151 mSDsCounter, 55 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 685 IncrementalHoareTripleChecker+Invalid, 740 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 55 mSolverCounterUnsat, 46 mSDtfsCounter, 685 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 511 GetRequests, 431 SyntacticMatches, 7 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 760 ImplicationChecksByTransitivity, 10.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=72occurred in iteration=1, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 57 PreInvPairs, 87 NumberOfFragments, 1965 HoareAnnotationTreeSize, 57 FomulaSimplifications, 2610 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 16 FomulaSimplificationsInter, 2508 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 322 NumberOfCodeBlocks, 322 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 477 ConstructedInterpolants, 0 QuantifiedInterpolants, 1405 SizeOfPredicates, 36 NumberOfNonLiveVariables, 541 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 6 InterpolantComputations, 0 PerfectInterpolantSequences, 2825/2886 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: OVERALL_TIME: 12.5s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 148, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 59, TOOLS_POST_TIME: 3.6s, TOOLS_POST_CALL_APPLICATIONS: 168, TOOLS_POST_CALL_TIME: 3.6s, TOOLS_POST_RETURN_APPLICATIONS: 140, TOOLS_POST_RETURN_TIME: 2.8s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 367, TOOLS_QUANTIFIERELIM_TIME: 9.9s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.6s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 295, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 183, DOMAIN_JOIN_TIME: 1.8s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME: 0.1s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 148, DOMAIN_ISBOTTOM_TIME: 0.3s, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME: 2.1s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 2.1s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 140, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.1s, DAG_COMPRESSION_PROCESSED_NODES: 4456, DAG_COMPRESSION_RETAINED_NODES: 265, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 78]: Loop Invariant [2023-11-12 00:14:40,271 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[3] could not be translated [2023-11-12 00:14:40,272 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated [2023-11-12 00:14:40,272 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[3] could not be translated [2023-11-12 00:14:40,272 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated [2023-11-12 00:14:40,272 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated [2023-11-12 00:14:40,273 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated [2023-11-12 00:14:40,273 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:14:40,273 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated [2023-11-12 00:14:40,273 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:14:40,275 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[3] could not be translated [2023-11-12 00:14:40,275 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated [2023-11-12 00:14:40,276 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[3] could not be translated [2023-11-12 00:14:40,276 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated [2023-11-12 00:14:40,276 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated [2023-11-12 00:14:40,276 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated [2023-11-12 00:14:40,276 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:14:40,277 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated [2023-11-12 00:14:40,277 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated Derived loop invariant: ((((((var_1_12 % 256) <= 254) && ((var_1_8 % 256) <= 0)) && ((var_1_11 % 256) <= 127)) && ((((((((((((((var_1_9 == 8) && (var_1_7 == 1)) && ((5 + var_1_13) == 0)) && (39/5 == var_1_3)) && (var_1_4 == 513/2)) && (var_1_12 == 10)) && (isInitial == 1)) && (16 == var_1_10)) && (64 == var_1_11)) && (25 == var_1_14)) && (var_1_8 == 0)) && (var_1_2 == 49/5)) && (var_1_1 == 50)) || ((((((\result == 1) && (var_1_14 <= 126)) && (0 <= (127 + var_1_13))) && (isInitial == 0)) && (var_1_13 <= 126)) && (0 <= (127 + var_1_14))))) && ((var_1_10 % 256) <= 127)) RESULT: Ultimate proved your program to be correct! [2023-11-12 00:14:40,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_470a6cd5-511a-424c-af14-797125ccfc65/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE